CN1900345A - Metal fiber wire and its producing process - Google Patents

Metal fiber wire and its producing process Download PDF

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Publication number
CN1900345A
CN1900345A CN 200610086041 CN200610086041A CN1900345A CN 1900345 A CN1900345 A CN 1900345A CN 200610086041 CN200610086041 CN 200610086041 CN 200610086041 A CN200610086041 A CN 200610086041A CN 1900345 A CN1900345 A CN 1900345A
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wire
metal fiber
fiber wire
annealing
metal
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CN 200610086041
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Chinese (zh)
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CN100439547C (en
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周建华
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周建华
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Abstract

The present invention belongs to the field of metal processing technology, and is especially one kind of metal fiber wire and its production process. The metal fiber wire is made with the material comprising C 0.03-0.08 wt%, Mn 0.20-0.46 wt%, Si 0.40-0.63 wt%, Ce or La 0.02-0.10 wt%, Al 4.8-5.9 wt%, Cr 15-26 wt%, Cu 0.05-2 wt%, S 0.03-0.04 wt%, P 0.04-0.05 wt% and Fe 66-81 wt%. The making process includes the steps of: feeding material, electroplating, tubing, straightening, drawing, annealing, maintaining temperature, winding, acid pickling, washing, stoving, etc. The metal fiber wire has single fiber diameter up to 6 micron, strength higher than 16 N/sq cm, elongation of 1.40 %, and high comprehensive performance.

Description

A kind of metal fiber wire and manufacture craft thereof

Technical field

The invention belongs to the metal manufacture field, a kind of specifically metal fiber wire and manufacture craft thereof.

Background technology

In the process for processing of Stainless Steel Wire, sometimes Stainless Steel Wire need process very thin, require its over-all properties still very strong, not frangibility.And existing Stainless Steel Wire does not possess such condition.A kind of name is called " Stainless Steel Fibre of bunchy drawing ", application number is: 02814697.2 patent of invention discloses its composition and has comprised iron and following component (representing with wt.%): C<=0.05%, Mn≤5%, Si≤2%, 8%≤Ni≤12%, 15%≤Cr≤20%, Mo≤3%, Cu≤4%, N≤0.05%, S≤0.03%, and P≤0.05%.Though this Stainless Steel Fibre can draw very carefully, after moving to a certain degree, the fiber yarn over-all properties is not high, crisp and easily broken.The technology of existing production Stainless Steel Fibre is: tubulature, plating, drawing, annealing, cleaning, the Stainless Steel Fibre that this processes becomes, electroplating voltage is more than 10-12V, linear velocity is higher, wire draws dials frangibility, pass reduction is little, annealing often, the starting material chemical element changes greatly, thereby over-all properties is not high.

Summary of the invention

Purpose of the present invention is exactly the defective that exists in producing at existing stainless steel fiber, a kind of metal fiber wire and manufacture craft thereof are provided, in electroplating work procedure, adjust below preplating voltage to 7 volt, draw to dial and use water as lubricant wire drawing on the water tank machine, the back improves the metal fiber wire over-all properties that is processed into tube furnace annealing greatly.

Purpose of the present invention can be achieved through the following technical solutions:

A kind of metal fiber wire, its composition comprise iron and following component (representing with wt.%):

Carbon: 0.03-0.08%, manganese: 0.20-0.46%, silicon: 0.40-0.63%, rare earth metal cerium or lanthanum: 0.02-0.10%, aluminium: 4.8-5.9%, chromium: 15-26%, copper: 0.05%-2%, sulphur: 0.03-0.04%, phosphorus: 0.04-0.05%, iron: 66-81%.

Manufacture craft of the present invention comprises following operation successively: charging, plating, tubulature, direct dialing, drawing, annealing, insulation, coiling, pickling, cleaning, oven dry, warehouse-in, electroplating work procedure may further comprise the steps: 1. prepare cleaning, preplating, main plating, the required plating bath of passivation, circulation makes and is fully mixed to evenly; 2. check the raw material that plate, distinguish the unwrapping wire bar of packing into after material, the classification, open cleaning, preplating successively, lead and plate the three-flute plating bath; 3. with metal wire from unwrapping wire by the string winding number successively by cleaning, preplating, main plating, passivation, baking oven to take-up reel; 4. through pre-coating bath simultaneously, regulate preplating electric current, voltage, make voltage smaller or equal to 4 volts at metal wire, range of current 100-200A, metal wire regulate electric current, the voltage of main coating bath through main coating bath the time, make voltage smaller or equal to 7 volts, range of current 1500-2400A; Open take-up reel when 5. the metal wire string is to take-up reel, regulate it and reclaim velocity of rotation, make it synchronous with main plating machine transmission speed.

Step 1. in, preplating solution pH value is 1.0-1.8, main plating liquor pH value is 0.5-1.2.

Draw the preface of exchanging work may further comprise the steps: 1. the silk head is passed mould successively from the nib front by technical process requirement specification, and with mould one by one proper alignment on mould bases, behind the 3-4 circle, forwarding to again on the take-up bobbin on the roller bearing when exporting; 2. boiling water punch-out equipment energising back press the rotating speed button by slow to fast setter to required rotating speed, and make lubricant with tap water, the velocity of rotation of interior two roller bearings of water tank is controlled at 15-20 rev/min; 3. draw when silk of  more than 1.14, need to pull out head catching on the machine.

Annealing operation may further comprise the steps: 1. wire is put into tube furnace, insulation was 1 hour after the temperature controller temperature was set to 400 ℃, be set to 600 ℃ of insulations 1 hour again, treat to carry out again after the Muffle pot heat expansion is stretched out be warmed up to 800 ℃ of next stage, open ammonia breather valve, water coolant successively, fixedly begin annealing behind the caging bolt; 2. an end wiry is taken out to send to from jiggering and carry out craft by the processing requirement speed of different size silk the stove hole and spread to the mechanical separator speed folding and unfolding to take-up reel; 3. after annealing finishes, cut off the electricity supply, unclamp caging bolt, close water coolant, treat below the tube furnace temperature drop to 600 ℃ after, close ammonia destruction furnace, the eventually sever general supply, above operation repeats 6-7 time; 4. open pit furnace lid, arranged bell on the wire bonnet, annealing process notes keeping basicly stable 0.3 MPa of furnace pressure, the inside and outside temperature of stove according to variant production specification requirement adjust, control; 5. reach the temperature of specified requirement, after the time, the flue that finishes of annealing hung out, treat that furnace temperature reduces to 90 ℃ of taking-ups.

Advantage of the present invention is: because the present invention has adopted above technical scheme, make the suitable drawing processing of metal fiber wire of the present invention, filament diameter can reach 6 μ m, intensity is greater than 16 Ns/square millimeter, unit elongation 1.40%, the annealing number of times is reduced to 7 times, and pass reduction is brought up to 60-70%, thereby improved the over-all properties of metal fiber wire finished product greatly, overcome original wire fully and drawn shortcoming thin, that chemical element changes.

Description of drawings

Figure 1 shows that process flow sheet of the present invention;

Embodiment

Embodiment one

A kind of metal fiber wire, its composition comprise following component (representing with wt.%):

Carbon: 0.04%, manganese: 0.25%, silicon: 0.45%, lanthanum or cerium: 0.03%, aluminium: 5.0%, chromium: 17%, copper: 0.06%, sulphur: 0.03%, phosphorus: 0.04%, iron: 77.1%.

Embodiment two

A kind of metal fiber wire, its composition comprise following component (representing with wt.%):

Carbon: 0.05%, manganese: 0.3%, silicon: 0.5%, lanthanum or cerium: 0.05%, aluminium: 5.0%, chromium: 19%, copper: 0.08%, sulphur: 0.03%, phosphorus: 0.04%, iron: 74.95%.

Embodiment three

A kind of metal fiber wire, its composition comprise following component (representing with wt.%):

Carbon: 0.06%, manganese: 0.36%, silicon: 0.55%, cerium or lanthanum: 0.08%, aluminium: 5.0%, chromium: 21%, copper: 1%, sulphur: 0.04%, phosphorus: 0.05%, iron 67.12%.

Embodiment four

A kind of metal fiber wire, its composition comprise following component (representing with wt.%):

Carbon: 0.07%, manganese: 0.4%, silicon: 0.6%, cerium or lanthanum: 0.1%, aluminium: 5.5%, chromium: 24%, copper: 1.5%, sulphur: 0.04%, phosphorus: 0.05%, iron 67.74%.

Embodiment five

A kind of metal fiber wire, its composition comprise following component (representing with wt.%):

Carbon: 0.08%, manganese: 0.45%, silicon: 0.62%, cerium or lanthanum: 0.1%, aluminium: 5.8%, chromium: 25%, copper: 1.8%, sulphur: 0.04%, phosphorus: 0.05%, iron 66.06%.

The manufacture craft of metal fiber wire of the present invention comprises following operation successively: charging, plating, tubulature, direct dialing, drawing, annealing, insulation, coiling, pickling, cleaning, oven dry, warehouse-in.

Can be undertaken by following operation during concrete enforcement:

1, electroplate:

Preparation cleaning, preplating, main plating, the required plating bath of passivation, circulation makes and is fully mixed to evenly, and reaches due acidity; Preplating solution pH value is 1.0-1.8.Main plating liquor pH value is 0.5-1.2.

Check the raw material that plate, distinguish the unwrapping wire bar of packing into after material, the classification, open each and clean (water dashes) point, open cleaning, preplating, master successively and plate the three-flute plating bath to avoid different plating baths to admix mutually;

The string winding number that metal wire is pressed defined from unwrapping wire successively by cleaning, preplating, main plating, passivation, baking oven to take-up reel;

At the string metal wire through pre-coating bath simultaneously, open preplating electric current, voltage and be adjusted to the corresponding position, voltage is no more than 4V, electric current 100-200A, also need in the time of through main coating bath electric current, the voltage of main coating bath are transferred to the corresponding position, voltage is no more than 7V, electric current 1500-2400A;

The metal wire string is opened take-up reel during to take-up reel, regulates its recovery velocity of rotation, makes with main plating machine transmission speed synchronously, can not too tightly cause extension, too pine and make mutual winding influence take-up.

2, tubulature:

Electroplating a silk bobbin with one is placed on the pay off rack and tightens unwrapping wire afterwards with the Luo silk;

Select copper pipe for use by tubulature specification processing requirement, copper pipe is advanced silk locate to hang tight in the steel wire, then steel wire is tightened with the tubulature anchor clamps with penetrating after the pole amplification circle;

With the manual silk that runs parallel of copper pulley tool, a core one core ground is by the processing requirement marshalling.

In footbrake when control, can not be too early or slow excessively during tubulature, should be just right, in order to avoid sleave.

The silk that installs not pine hangs tight the Luo silk, as long as anchor clamps Luo silk is unclamped, the silk shaping, not tension, smooth the pulling out equably in inlet pipe that install.

After the silk head that installs pierced into copper pipe and is bolted from the center with steel wire, tailfiber was tightened with plastic ties.

The pipe that each root installs is stacked at specified location by various model specifications, hung up the process flow card.

3, directly pull out:

The copper pipe that installs all types of specifications of pipe is transported to draw heading machine, prepare mould by required specification and carry out the draw and take the lead, take the lead generally about 15cm;

Should notice when taking the lead that the tubulature tailfiber must not kiss the earth, the silk tail should someone be done a good job of it to send to forward and extract, or has plank to cushion, and prevents that foul from mixing on the drawing silk; Prevent when taking the lead that rotation phenomenon from occurring;

The copper pipe of accomplishing fluently head passes the mould of regulatory specifications, and an end begins drawing with clamp;

Carry out good lubricated drawing with making around the soap flakes covering nib;

The need drawing at a slow speed of thick specification is controlled at about 5 meters per minutes;

Distinguish model, specification, production number and hang up properly the process flow card, stack by appointed positions;

4, wire drawing:

Only need go up cylinder according to different starting material model Φ 1.8-Φ 1.14 specifications; Last procedure is 0.66 and removes brachycephaly and can go up cylinder that long chieftain must be pulled on the bobbin;

Boiling water punch-out equipment energising back press the rotating speed button by slow to fast setter to required rotating speed, and make lubricant with tap water, the velocity of rotation of interior 2 roller bearings of water tank is controlled at 15-20 rev/min;

The silk head is passed mould successively from the nib front by technical process requirement specification, and with mould one by one proper alignment on mould bases, behind the 3-4 circle, forwarding to again on the take-up bobbin on the roller bearing when exporting;

Start energising back press the rotating speed button by slow to setter soon to required rotating speed;

Draw During above silk, need to pull out head catching on the machine;

By produce number, material, core number, radical, weighed and used again after each required work durm that draws cleaned out.

Silk after drawing is wrapped on work durm uniformly, performs corresponding sign with chalk.

It is annealing treatment or be transported to drawing place of little machine and neatly stack that each shelves that draws are treated that annealing insulation silk is transported to pit furnace on request, and the process flow card is inserted on bobbin or the silk.

5, tube furnace annealing:

Connect general supply;

Open the ammonia destruction furnace switching push button, and open wash water valve, treat to close wash water valve after sewage draining exit can't smell ammonia odor; Could feed liquor ammonia when ammonia destruction furnace will reach 800 ℃.

Opening one group or two groups of work according to minute book advances and the button of working out; For example: one group when two groups of work are regenerated, opening one group of work earlier advances and the valve of working out, and then open two groups and regenerate into and the valve of regenerating, the electrical equipment transfer lever is pointed to the II group again, and regulate temperature controller temperature to 200 ℃, the re-adjustment regenerant flow is 0.50NM3/n at least, after heating 6 hours, the electrical equipment transfer lever is turned to zero-bit, when actuator temperature to be dried is reduced to below 50 ℃, can close regenerant flow and close the regenerated valve stand-by.(conversion in 24 hours once)

Start three groups of work power-on button of electric furnace, insulation is 1 hour after the temperature controller temperature is set to warm 400 ℃, is set to 600 ℃ again and is incubated 1 hour again, treats to carry out after the Muffle pot heat expansion is stretched out the specified temperature that is warmed up to of next stage again;

Open ammonia breather valve, water coolant successively, fixedly begin annealing behind the caging bolt;

One end of silk is taken out the processing requirement speed of sending to the stove hole by the different size silk from jiggering; Carry out craft and spread to the mechanical separator speed folding and unfolding to take-up reel;

After annealing finishes, cut off the electricity supply, unclamp caging bolt, close water coolant, treat below the tube furnace temperature drop to 600 ℃ after, close ammonia destruction furnace, the eventually sever general supply;

Above-mentioned annealing operation need repeat 7 times.

6, insulation:

Model, the specification of checking product on the process flow card are errorless, need anneal to have cleaned the air dried silk and transport to by the pit furnace;

Open bell, arranged wire from bottom to top from furnace bottom then, put bell on the bonnet well, tighten the screws;

After wherein air pumped, feed shielding gas nitrogen, with the operation crane flue sent in the heating furnace then, connect running water pipe after energising heat;

Annealing process notes keeping the basicly stable 0.3MPa of furnace pressure, the inside and outside temperature of stove according to variant production specification requirement adjust, control;

Reach the temperature of specified requirement, after the time, the flue that finishes of annealing hung out, treat that furnace temperature reduces to 90 ℃, can take out.

7, coiling:

Distinguish model, specification, production number, put the chieftain in order, size, the approaching iron axle of specification are screwed, are fixed on the standing screw of winding machine;

Wire chieftain (the high temperature silk is 12 chieftains, and Stainless Steel Wire is 10 chieftains) and plastic cord are passed from nib through twining, and directly on cylinder, start winds the line;

Treat wire around completely shutting down behind the cylinder, every circle is tightened with plastic ties;

Every bundle weight size of after-combustion plastic cord should be the same, weighs at 13 ~ 26KG with platform scale, can cut off, and is through with several as silk on tieing and the iron pan, cuts off according to circumstances, not necessarily wants predetermined weight;

Wind the wire of plastic cord, be deposited in specified location behind the slotting good process flow card.

8, pickling:

Pickling tank is cleaned up, and the production place cleans up;

After bucket, instrument, the utensil of required use cleaned up no-sundries, prepare stand-by;

The clean wire of surface cleaning is immersed in the acid silk pond that concentration in accordance with regulations prepares acid solution (nitric acid that is generally concentration 98% adds 4 parts in water for 1 part);

During pickling, should be through thermometer measure commonly used, acid liquor temperature is remained in 50 ℃ ~ 65 ℃ the scope,

After treating overlay coating dissolving exposed fiber, change the acid solution pickling again, till the whole dissolvings of coating are not reacted; Acid cleaning process should often stir, and reacts fully, fully;

Till the tap water cleaning extremely totally with cleaning;

Put into certain density basic solution and soaked 30 minutes, generally stir 3-5 time;

Clean up with distilled water at last, plastics bag bandages.

9, clean:

Silk after pickling should be distinguished and produce number, has put radical, checks and accepts fiber and has or not copper, cleans up not;

Clean with filtering tap water earlier, clean twice with distilled water then, clean up with the filtration tap water again;

Cleaned fiber need be placed in the ultrasonic wave and boil, and must be placed on the shelf the inside when boiling, and boils 5-6 minute at every turn;

Well-done fiber also needs to clean with distilled water, tap water again;

Then every fiber is made in order and is enclosed within on the jiggering, the silk reason in vinyl disc;

When tearing plastic cord open, can not cut off fiber, plastic cord can not be torn open oversizely, when cutting off plastic cord, the plastic cord bits is lost in fiber;

Clean silk in the ultrasonic wave, according to customer requirements disc floret type, the water in the ultrasonic wave is put one barrel of hot water, and a basin distilled water is piled clear water again, and once multipotency floats 3 fibers;

Put into water extracter after the clean silk of rinsing is wrapped with cloth, put two rhizoids of balanced weight at every turn when dewatering, reducing the vibration of machine, can shut down during anhydrous outflow;

10, oven dry:

Oven temperature, 316L fiber temperature are controlled at 80-100 ℃, and high temperature fiber is controlled at 120-140 ℃; The drying time of how much grasping according to fiber in the baking oven.

11, finished product packing, warehouse-in:

Silk after the oven dry is distinguished and is produced number, material, keeps the process flow card well;

Check and accept every fiber and have or not bundle to break, restraint hair, adhesion etc., after must putting in order, involve in, again packet header;

Institute's disc floret line requirement is smooth, fiber head obviously is put in above the fiber; Post label after weighing, the plastics bag of packing into seals the back warehouse-in.

The present invention can also have other embodiment, and the technical scheme that equal replacement of all employings or equivalent transformation form all drops within the scope of protection of present invention.

Claims (10)

1, a kind of metal fiber wire, its composition comprise following component (representing with wt.%):
Carbon: 0.03-0.08%, manganese: 0.20-0.46%, silicon: 0.40-0.63%, rare earth metal cerium or lanthanum: 0.02-0.10%, aluminium: 4.8-5.9%, chromium: 15-26%, copper: 0.05%-2%, sulphur: 0.03-0.04%, phosphorus: 0.04-0.05%, iron: 66-81%.
2. metal fiber wire as claimed in claim 1 is characterized in that: its composition comprises following component (representing with wt.%):
Carbon: 0.04%, manganese: 0.25%, silicon: 0.45%, lanthanum or cerium: 0.03%, aluminium: 5.0%, chromium: 17%, copper: 0.06%, sulphur: 0.03%, phosphorus: 0.04%, iron: 77.1%.
3. metal fiber wire as claimed in claim 1 is characterized in that: its composition comprises following component (representing with wt.%):
Carbon: 0.05%, manganese: 0.3%, silicon: 0.5%, lanthanum or cerium: 0.05%, aluminium: 5.0%, chromium: 19%, copper: 0.08%, sulphur: 0.03%, phosphorus: 0.04%, iron: 74.95%.
4. metal fiber wire as claimed in claim 1 is characterized in that: its composition comprises following component (representing with wt.%):
Carbon: 0.06%, manganese: 0.36%, silicon: 0.55%, cerium or lanthanum: 0.08%, aluminium: 5.0%, chromium: 21%, copper: 1%, sulphur: 0.04%, phosphorus: 0.05%, iron 67.12%.
5. metal fiber wire as claimed in claim 1 is characterized in that: its composition comprises following component (representing with wt.%):
Carbon: 0.07%, manganese: 0.4%, silicon: 0.6%, cerium or lanthanum: 0.1%, aluminium: 5.5%, chromium: 24%, copper: 1.5%, sulphur: 0.04%, phosphorus: 0.05%, iron 67.74%.
6. metal fiber wire as claimed in claim 1 is characterized in that: its composition comprises following component (representing with wt.%):
Carbon: 0.08%, manganese: 0.45%, silicon: 0.62%, cerium or lanthanum: 0.1%, aluminium: 5.8%, chromium: 25%, copper: 1.8%, sulphur: 0.04%, phosphorus: 0.05%, iron 66.06%.
7. the manufacture craft of a metal fiber wire according to claim 1, comprise following operation successively: charging, plating, tubulature, direct dialing, drawing, annealing, insulation, coiling, pickling, cleaning, oven dry, warehouse-in, it is characterized in that: described electroplating work procedure may further comprise the steps: 1. prepare cleaning, preplating, main plating, the required plating bath of passivation, circulation makes and is fully mixed to evenly; 2. check the raw material that plate, distinguish the unwrapping wire bar of packing into after material, the classification, open cleaning, preplating successively, lead and plate the three-flute plating bath; 3. with metal wire from unwrapping wire by the string winding number successively by cleaning, preplating, main plating, passivation, baking oven to take-up reel; 4. through pre-coating bath simultaneously, regulate preplating electric current, voltage, make voltage smaller or equal to 4 volts at metal wire, range of current 100-200 peace, metal wire are regulated electric current, the voltage of main coating bath through main coating bath the time, make voltage smaller or equal to 7 volts, range of current 1500-2400 peace; Open take-up reel when 5. the metal wire string is to take-up reel, regulate it and reclaim velocity of rotation, make it synchronous with main plating machine transmission speed.
8. the manufacture craft of metal fiber wire according to claim 7 is characterized in that: the step of described electroplating work procedure 1. in, preplating solution pH value is 1.0-1.8, main plating liquor pH value is 0.5-1.2.
9. the manufacture craft of metal fiber wire according to claim 7, it is characterized in that: the described preface of exchanging work of drawing may further comprise the steps: 1. the silk head is passed mould successively from the nib front by technical process requirement specification, and with mould one by one proper alignment on mould bases, behind the 3-4 circle, forwarding to again on the take-up bobbin on the roller bearing when exporting; 2. boiling water punch-out equipment energising back press the rotating speed button by slow to fast setter to required rotating speed, and make lubricant with tap water, the velocity of rotation of interior 2 roller bearings of water tank is controlled at 15-20 rev/min; 3. draw when silk of  more than 1.14, need to pull out head catching on the machine.
10. the manufacture craft of metal fiber wire according to claim 7, it is characterized in that: described annealing operation may further comprise the steps: 1. wire is put into tube furnace, insulation was 1 hour after the temperature controller temperature was set to 400 ℃, be set to 600 ℃ of insulations 1 hour again, treat to carry out again after the Muffle pot heat expansion is stretched out be warmed up to 800 ℃ of next stage, open ammonia breather valve, water coolant successively, fixedly begin annealing behind the caging bolt; 2. an end wiry is taken out to send to from jiggering and carry out craft by the processing requirement speed of different size silk the stove hole and spread to the mechanical separator speed folding and unfolding to take-up reel; 3. after annealing finishes, cut off the electricity supply, unclamp caging bolt, close water coolant, treat below the tube furnace temperature drop to 600 ℃ after, close ammonia destruction furnace, the eventually sever general supply, above operation repeats 6-7 time; 4. open pit furnace lid, arranged bell on the wire bonnet, annealing process notes keeping basicly stable 0.3 MPa of furnace pressure, the inside and outside temperature of stove according to variant production specification requirement adjust, control; 5. reach the temperature of specified requirement, after the time, the flue that finishes of annealing hung out, treat that furnace temperature reduces to 90 ℃ of taking-ups.
CNB2006100860412A 2006-07-21 2006-07-21 Metal fiber wire and its producing process CN100439547C (en)

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CN102551241A (en) * 2012-02-17 2012-07-11 张荣祝 Metallic knit glove and making method thereof
CN102551241B (en) * 2012-02-17 2015-11-25 张荣祝 A kind of metal knitted gloves and preparation method thereof
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CN103225153A (en) * 2013-04-07 2013-07-31 湖南惠同新材料股份有限公司 Preparation method of metal fiber strand
CN103215511A (en) * 2013-04-23 2013-07-24 江苏亚宝车业有限公司 Acid-washing production process for stainless steel
CN103388174A (en) * 2013-08-02 2013-11-13 娄底市通达金属材料有限公司 Process for preparing stainless steel fiber micro powder
CN104561844A (en) * 2013-10-28 2015-04-29 丹阳智盛合金有限公司 Method for preparing iron-chromium-aluminum alloy metal fibers
CN103774206B (en) * 2013-12-27 2017-08-15 威瑞泰科技发展(宁波)有限公司 A kind of preparation technology of metallic fiber
CN103774206A (en) * 2013-12-27 2014-05-07 威瑞泰科技发展(宁波)有限公司 Preparation process of metal fiber
CN103949487A (en) * 2014-05-12 2014-07-30 海宁宏辉节能照明电器有限公司 Manufacturing method of micron superfine continuous aluminum fibers
CN103949487B (en) * 2014-05-12 2016-03-02 吴玉辉 The manufacture method of the continuous aluminum fiber of a kind of micron-class superfine
CN104120486B (en) * 2014-08-01 2017-06-16 湖南汇博金属材料有限责任公司 A kind of recombination line separating technology and its equipment
CN104120486A (en) * 2014-08-01 2014-10-29 湖南汇博金属材料有限责任公司 Compound line separation process and equipment thereof
CN104499017A (en) * 2014-12-23 2015-04-08 宝钢轧辊科技有限责任公司 Chrome-plating process for bead-welded mandrel surface
CN104611637A (en) * 2015-02-10 2015-05-13 苏州科胜仓储物流设备有限公司 Metal wire for pressure-resistant impact-resistant back nets and treatment technique thereof
CN104611632A (en) * 2015-02-10 2015-05-13 苏州科胜仓储物流设备有限公司 Wear-resistant and impact-resistant section bar for bracket beam and welding process thereof
CN104762558A (en) * 2015-03-20 2015-07-08 苏州科胜仓储物流设备有限公司 High-strength impact-resistance type steel used for shelf beam and welding technology thereof
CN104789900A (en) * 2015-03-20 2015-07-22 苏州科胜仓储物流设备有限公司 High-strength impact-resistant metal wire for shelf back mesh and treatment process thereof
CN104831192A (en) * 2015-05-22 2015-08-12 丹阳凯富达过滤器材有限公司 Meta wire and production process thereof
CN105177263A (en) * 2015-09-16 2015-12-23 邢台钢铁有限责任公司 Production method of steel for 1300 MPa grade high-strength steel fibers

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