CN106801168A - A kind of lightweight ball valve aluminium alloy opening and closing element - Google Patents

A kind of lightweight ball valve aluminium alloy opening and closing element Download PDF

Info

Publication number
CN106801168A
CN106801168A CN201611182134.5A CN201611182134A CN106801168A CN 106801168 A CN106801168 A CN 106801168A CN 201611182134 A CN201611182134 A CN 201611182134A CN 106801168 A CN106801168 A CN 106801168A
Authority
CN
China
Prior art keywords
closing element
opening
parts
casting
aluminium alloy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611182134.5A
Other languages
Chinese (zh)
Inventor
吴寿涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tongling Jingwei Fluid Technology Co Ltd
Original Assignee
Tongling Jingwei Fluid Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tongling Jingwei Fluid Technology Co Ltd filed Critical Tongling Jingwei Fluid Technology Co Ltd
Priority to CN201611182134.5A priority Critical patent/CN106801168A/en
Publication of CN106801168A publication Critical patent/CN106801168A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/002Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon

Abstract

The invention discloses a kind of lightweight ball valve aluminium alloy opening and closing element, specific preparation process is as follows:1), each chemical component weight percentage is in the aluminium alloy opening and closing element:0.25%≤C≤0.35%, 0.65≤Si≤0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity;2), in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with valve rod hole, opening and closing element is put into lathe after the completion of casting, by valve rod hole in-car screw thread.Opening and closing element weight of the invention substantially mitigates, and has saved product materials, improves the service life of product.

Description

A kind of lightweight ball valve aluminium alloy opening and closing element
Technical field
The present invention relates to ball valve field, a kind of lightweight ball valve aluminium alloy opening and closing element is particularly belonged to.
Background technology
Opening and closing element(Spheroid)Driven by valve rod, and the valve rotated around ball valve axis.Also can be used for the tune of fluid Section and control, wherein having very strong shearing between sealing its V-type core of V-type ball valve and the metal seat valve of pile-up welding hard alloy firmly Power, is particularly well-suited to the medium of fibre-bearing, small solid material etc..And multi-pass ball valve not only can flexibly control medium on pipeline Interflow, shunting and flow direction switching, while any passage also can be closed and make two other passage be connected.This class valve exists Should be typically horizontally mounted in pipeline.The opening and closing element material of current ball valve is steel alloy, serious waste of resources, and weight is big.
The content of the invention
It is an object of the invention to provide a kind of lightweight ball valve aluminium alloy opening and closing element, opening and closing element weight substantially mitigates, and saves Product materials, improve the service life of product.
Technical scheme is as follows:
A kind of lightweight ball valve aluminium alloy opening and closing element, specific preparation process is as follows:
1), each chemical component weight percentage is in the aluminium alloy opening and closing element:0.25%≤C≤0.35%, 0.65≤Si≤ 0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤ Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity;
2), in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with Valve rod hole, lathe is put into after the completion of casting by opening and closing element, by valve rod hole in-car screw thread;
3), the opening and closing element after machining is warming up to 550~600 DEG C, while sending into ammonia, controling of the pressure of the oven with 1.3-1.6L/min In 5.5-6.8Pa, salt bath quenching is then carried out, salt bath treatment temperature is 120-150 DEG C, salt bath treatment soaking time is 0.7- 1.2h, each weight ratio of constituents of fused salt is:Soda ash 10-15 parts, magnesium chloride 6-8 parts, aluminum phosphate 8-10 parts, magnesium carbonate 2.5-3.5 parts, Sodium nitrate 3.5-5.5 parts.
Each weight ratio of constituents of fused salt is:12 parts of soda ash, 7 parts of magnesium chloride, 9 parts of aluminum phosphate, 3 parts of magnesium carbonate, sodium nitrate 4.5 parts.
Opening and closing element compactness of the present invention is good, and qualification rate is high, and opening and closing element weight substantially mitigates, and has saved product materials, improves The service life of product.
Specific embodiment
A kind of lightweight ball valve aluminium alloy opening and closing element, specific preparation process is as follows:
1), each chemical component weight percentage is in the aluminium alloy opening and closing element:0.25%≤C≤0.35%, 0.65≤Si≤ 0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤ Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity;
2), in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with Valve rod hole, lathe is put into after the completion of casting by opening and closing element, by valve rod hole in-car screw thread;
3), the opening and closing element after machining is warming up to 550~600 DEG C, while sending into ammonia, controling of the pressure of the oven with 1.3-1.6L/min In 5.5-6.8Pa, salt bath quenching is then carried out, salt bath treatment temperature is 120-150 DEG C, salt bath treatment soaking time is 0.7- 1.2h, each weight ratio of constituents of fused salt is:12 parts of soda ash, 7 parts of magnesium chloride, 9 parts of aluminum phosphate, 3 parts of magnesium carbonate, 4.5 parts of sodium nitrate.
Aluminium alloy opening and closing element mechanics properties testing data of the invention are as follows:
Tensile strength sigma b (MPa):≥622
Yield strength σ s (MPa):≥660
Hardness:≤222HB.

Claims (2)

1. a kind of lightweight ball valve aluminium alloy opening and closing element, it is characterised in that specific preparation process is as follows:
1), each chemical component weight percentage is in the aluminium alloy opening and closing element:0.25%≤C≤0.35%, 0.65≤Si≤ 0.75%, 0.35≤Mg≤0.45%, 0.003≤P≤0.008%, 0.14%≤W≤0.18%, 1.3%≤Cr≤1.5%, 0.002≤ Bi≤0.006%, 0.5≤Zn≤0.6%, 0.86≤Ni≤1.23%, balance of aluminium, and inevitably impurity;
2), in casting process, multiple vertical lightening holes are reserved with opening and closing element casting, opening and closing element casting centre is reserved with Valve rod hole, lathe is put into after the completion of casting by opening and closing element, by valve rod hole in-car screw thread;
3), the opening and closing element after machining is warming up to 550~600 DEG C, while sending into ammonia, controling of the pressure of the oven with 1.3-1.6L/min In 5.5-6.8Pa, salt bath quenching is then carried out, salt bath treatment temperature is 120-150 DEG C, salt bath treatment soaking time is 0.7- 1.2h, each weight ratio of constituents of fused salt is:Soda ash 10-15 parts, magnesium chloride 6-8 parts, aluminum phosphate 8-10 parts, magnesium carbonate 2.5-3.5 parts, Sodium nitrate 3.5-5.5 parts.
2. lightweight ball valve aluminium alloy opening and closing element according to claim 1, it is characterised in that each Ingredients Weight of fused salt Than for:12 parts of soda ash, 7 parts of magnesium chloride, 9 parts of aluminum phosphate, 3 parts of magnesium carbonate, 4.5 parts of sodium nitrate.
CN201611182134.5A 2016-12-20 2016-12-20 A kind of lightweight ball valve aluminium alloy opening and closing element Pending CN106801168A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611182134.5A CN106801168A (en) 2016-12-20 2016-12-20 A kind of lightweight ball valve aluminium alloy opening and closing element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611182134.5A CN106801168A (en) 2016-12-20 2016-12-20 A kind of lightweight ball valve aluminium alloy opening and closing element

Publications (1)

Publication Number Publication Date
CN106801168A true CN106801168A (en) 2017-06-06

Family

ID=58984849

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611182134.5A Pending CN106801168A (en) 2016-12-20 2016-12-20 A kind of lightweight ball valve aluminium alloy opening and closing element

Country Status (1)

Country Link
CN (1) CN106801168A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107828990A (en) * 2017-09-27 2018-03-23 宁波华源精特金属制品有限公司 Robot connecting rod and preparation process thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102994827A (en) * 2012-11-07 2013-03-27 马鞍山市天睿实业有限公司 Aluminium alloy fire extinguisher valve body and manufacturing method thereof
CN103882268A (en) * 2014-02-25 2014-06-25 安徽祈艾特电子科技有限公司 Aluminum alloy material for triangular valves and preparation method thereof
CN105543664A (en) * 2015-12-28 2016-05-04 合肥中澜新材料科技有限公司 Preparation method of abrasion-resistant roller of roller bearing
CN105671385A (en) * 2016-01-21 2016-06-15 江苏盐电阀门有限公司 Three-way check valve

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102994827A (en) * 2012-11-07 2013-03-27 马鞍山市天睿实业有限公司 Aluminium alloy fire extinguisher valve body and manufacturing method thereof
CN103882268A (en) * 2014-02-25 2014-06-25 安徽祈艾特电子科技有限公司 Aluminum alloy material for triangular valves and preparation method thereof
CN105543664A (en) * 2015-12-28 2016-05-04 合肥中澜新材料科技有限公司 Preparation method of abrasion-resistant roller of roller bearing
CN105671385A (en) * 2016-01-21 2016-06-15 江苏盐电阀门有限公司 Three-way check valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107828990A (en) * 2017-09-27 2018-03-23 宁波华源精特金属制品有限公司 Robot connecting rod and preparation process thereof
CN107828990B (en) * 2017-09-27 2019-07-23 宁波华源精特金属制品有限公司 Robot connecting rod and preparation process thereof

Similar Documents

Publication Publication Date Title
CN104789821B (en) Chromium-containing antirust alloy material and treatment process thereof
CN104694788B (en) High-strength nickeliferous aluminum alloy material and treatment process thereof
CN104962827A (en) Annular joint and processing method
CN104498767A (en) Tin-lead-bronze alloy
CN106801168A (en) A kind of lightweight ball valve aluminium alloy opening and closing element
CN104789820A (en) Abrasion-proof aluminum alloy material containing earth elements and treatment process of abrasion-proof aluminum alloy material
CN104722949A (en) Solid-core welding wire for reducing welding residual stress of high-strength steel
CN104907351A (en) Strengthened and toughened stainless steel wire for oil filter screens, and making technology thereof
CN104831191B (en) A kind of NM360 grade wear-resisting steel plates with corrosion resisting property easily welded
KR20170015494A (en) Submerged arc welding wire and weldling method
CN104372244B (en) The anti-corrosive alloy material that nitrogen phosphorus mixes and application thereof
CN102994906A (en) Preparation method of ball valve body
CN110819855A (en) Corrosion-resistant aluminum alloy section and preparation method thereof
CN106916996B (en) A kind of tough wear-resistant copper alloy of low temperature superelevation and preparation method thereof
CN104946998A (en) High-strength alloy steel
Francis et al. The Limiting Section Thickness for Duplex Stainless Steels
CN104357828A (en) Steel reinforcement aqueous solution and process for reinforcing steel by same
CN110877168A (en) 690 MPa-level gas shielded welding wire for anti-seismic, corrosion-resistant and fire-resistant building structural steel
CN108300905A (en) A kind of automotive wheel dedicated aluminium alloy material that impact resistance is strong
CN107761016A (en) Corrosion-resistant spring machining process
CN110430954A (en) The product and its manufacture of powder and HIP
CN101942605A (en) Silico-manganese steel and manufacturing method thereof
CN107058888A (en) A kind of metal hardware steel
CN107164684A (en) A kind of preparation method for being used to manufacture the steel alloy of ball valve core
CN105714146A (en) Copper alloy valve

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20170606