JPH0331739A - Chemical analysis of metallic material - Google Patents
Chemical analysis of metallic materialInfo
- Publication number
- JPH0331739A JPH0331739A JP16822589A JP16822589A JPH0331739A JP H0331739 A JPH0331739 A JP H0331739A JP 16822589 A JP16822589 A JP 16822589A JP 16822589 A JP16822589 A JP 16822589A JP H0331739 A JPH0331739 A JP H0331739A
- Authority
- JP
- Japan
- Prior art keywords
- sample
- molten steel
- analysis
- metal
- glass tube
- 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
Links
- 238000004458 analytical method Methods 0.000 title claims abstract description 32
- 239000000126 substance Substances 0.000 title claims abstract description 13
- 239000007769 metal material Substances 0.000 title claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 238000005070 sampling Methods 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
- 239000001301 oxygen Substances 0.000 claims abstract description 7
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 7
- 239000011593 sulfur Substances 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 35
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 19
- 238000009614 chemical analysis method Methods 0.000 claims description 8
- 229910001339 C alloy Inorganic materials 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 14
- 229910052742 iron Inorganic materials 0.000 abstract description 7
- 239000004570 mortar (masonry) Substances 0.000 abstract description 4
- 239000007789 gas Substances 0.000 abstract description 3
- 239000011521 glass Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract 1
- 238000007711 solidification Methods 0.000 abstract 1
- 230000008023 solidification Effects 0.000 abstract 1
- 238000005303 weighing Methods 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野］
本発明はサンプリング工程を短時間になしうる金属材料
の化学分析方法。DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention is a method for chemical analysis of metal materials, which allows the sampling process to be performed in a short time.
従来では、溶鋼を鋳型に注入し、路用して金属塊を得る
。Conventionally, molten steel is poured into a mold and poured into a mold to obtain a metal ingot.
そして前記金属塊をドリルで切削し、約０． １〜１、
Ｏｇの切削片を形成し、振切削片を分析用試料とするサ
ンプリング工程と、分析装置で切削片からなる分析試料
を酸素気流中で高温燃焼して、概試料に含有されてる成
分元素である炭素または硫黄をガス分離化させることに
より、概試料中の化学成分を分析する分析工程とを順に
実施することにしている。Then, the metal lump is cut with a drill to approximately 0.0mm. 1-1,
A sampling process in which Og cutting pieces are formed and the shake cutting pieces are used as samples for analysis, and the analysis sample consisting of the cutting pieces is burned at high temperature in an oxygen stream using an analyzer to determine the component elements contained in the sample. The analysis process of analyzing the chemical components in the sample will be carried out in sequence by gas-separating carbon or sulfur.
上記した金属材料の化学分析方法において、サンプリン
グ工程では、鋳型による金属塊の作成と金属塊をドリル
で切削する切削工程が含まれている。In the above-described method for chemical analysis of metal materials, the sampling step includes the creation of a metal lump using a mold and the cutting process of cutting the metal lump with a drill.
そのため、金属塊を作製するのに鋳型を製作する手間に
よる時間かがかり、また切削工程では、硬度がかたい金
属塊のドリルによる切削片を形成するのに、ドリルの摩
耗によるｔｆｌ傷がはげしく、それによるドリルの取り
替え、研磨の手間による時間がかかり分析１回分の試料
を形成するのに数回ドリルの研磨を行っている。Therefore, it takes time to make a mold to produce a metal ingot, and in the cutting process, even though the hard metal ingot is cut by a drill, TFL scratches are severe due to wear of the drill. As a result, it takes time to replace and polish the drill, and the drill must be polished several times to prepare a sample for one analysis.
そのため、サンプリング工程では時間がかかり特に高炭
素の合金鋼の場合は硬度がかたいため、切削工程に時間
がかかる。Therefore, the sampling process takes a long time, and especially in the case of high carbon alloy steel, since the steel is hard, the cutting process takes time.
本発明にかかる金属材料の化学分析方法は、溶鋼を本体
が、石英ガラス管でできているスポイドで吸入し、概溶
鋼が凝固後、前記石英ガラス管をυ１って金属棒を得る
。In the chemical analysis method for metal materials according to the present invention, molten steel is sucked into a dropper whose main body is made of a quartz glass tube, and after the molten steel has solidified, the quartz glass tube is passed through the quartz glass tube to obtain a metal rod.
そして慨金属捧を破砕し、破砕体を形成し、概破砕体を
分析試料するサンプリング工程と、前記分析試料を酸素
気中で高温燃焼して、概試料に含有されてる成分元素で
ある炭素または硫黄をガス分離化させることにより、（
既試料中の化学成分を分析する分析工程とを順に実施す
るこを特徴とする。Then, there is a sampling process in which the crushed metal is crushed to form a crushed body, and the crushed body is analyzed as a sample, and the analysis sample is burned at high temperature in an oxygen atmosphere to remove carbon or carbon, which is a component element contained in the crushed metal. By separating sulfur into a gas, (
The method is characterized in that an analysis step of analyzing chemical components in an existing sample is carried out in sequence.
本発明にがかる怜属材ｔ１の化学分析方法では、後述の
ごとく、勺ンブリング工程を短時間でなしうるため、金
属棒は高炭素鋼で特に硬度がかたく、ドリルによる切削
が容易ではない高合金鋼、例えば、軸受鋼、工具鋼、ば
ね鋼、高張力鋼、ステンレス鋼、耐熱鋼等である場合に
適する。In the chemical analysis method of metal material t1 according to the present invention, as described later, the cutting process can be carried out in a short time. Suitable for steels, such as bearing steels, tool steels, spring steels, high-strength steels, stainless steels, heat-resistant steels, etc.
金属棒の断面積、長さは金属棒の材質や溶鋼から金属棒
を形成する方法等により、適宜度更するが、使用する化
学分析時間事・４の重量が約１グラムであることを考慮
すると１．−殻内には金属棒の断面積は３〜３０ｍｍ”
長さは３０〜ｎ０ｍｍであることが望ましい。The cross-sectional area and length of the metal rod will be changed as appropriate depending on the material of the metal rod and the method of forming the metal rod from molten steel, but considering the chemical analysis time used and the weight of step 4 being approximately 1 gram. Then 1. -The cross-sectional area of the metal rod inside the shell is 3 to 30 mm.”
The length is preferably 30 to n0 mm.
このようにすれば破砕するに際し、破砕が容易となる。In this way, crushing becomes easy when crushing.
分析工程でば従来と同様に分析装置を使用して、分析試
料を酸素気流中で靜／−燃焼して、（既試ｔ４に含有さ
れてる成分元素である炭素または硫黄をガス分離化させ
ることにより、概試料中の化学成分を分析する分析工程
とを順に実施することにより成分を分析する。In the analysis process, using an analyzer as in the past, the analysis sample is silently burned in an oxygen stream (to gas separate carbon or sulfur, which is a component element contained in the existing test T4). The components are analyzed by sequentially performing the analysis steps of analyzing the chemical components in the sample.
以上説明したように本発明にかかる金属材料の化学分析
方法においては、溶鋼を本体が、石英ガラスでできてい
るスポイドで吸入し、概溶鋼が凝固後、前記石英ガラス
管を割って金属棒を得る。As explained above, in the chemical analysis method for metal materials according to the present invention, molten steel is sucked in by a dropper whose main body is made of quartz glass, and after the molten steel has almost solidified, the quartz glass tube is broken and a metal rod is extracted. obtain.
そして前記金属棒を破砕し、破砕体を形成し、概破砕体
を分析試料とするものである。The metal rod is then crushed to form a crushed body, and the nearly crushed body is used as an analysis sample.
従って、溶鋼を鋳型に注入し、冷却して金属塊を作製し
て、前記金属塊をドリルで切削し、約０１−１．０ｇの
切削片を形成し、種明削片を分析用試料する従来の金属
化学分析方法と比較して、溶鋼の鋳型への注入が、スポ
イドでの吸入のみで済み、鋳型の製作の手間がかからず
、また金属棒を破砕するのみで済むため、切削時ドリル
の取り替え、および研磨の手間による時間がなくなり、
サンプリング工程を短時間でなしうる。Therefore, molten steel is poured into a mold, cooled to produce a metal ingot, and the metal ingot is cut with a drill to form a cutting piece of about 0.1-1.0 g, and the seed cutting piece is used as a sample for analysis. Compared to conventional metal chemical analysis methods, molten steel can only be injected into the mold by suctioning it with a dropper, which eliminates the time and effort required to make the mold, and only requires crushing the metal rod, which makes cutting easier. Eliminates time spent replacing drills and polishing.
The sampling process can be done in a short time.
よって全体として化学分析時間を短縮することができる
。Therefore, the overall chemical analysis time can be shortened.
以下本発明にかかる化学分析方法の一実施例について説
明する。An embodiment of the chemical analysis method according to the present invention will be described below.
（サンプリング工程）
第１図に示すように、容器２内のＪＩＳ−４４０ｃの熔
ｊ＄ｌ１１を、本体が石英ガラス管３０１でできている
スポイド３で吸入し一吸入された？１ｄＥ１００を冷却
し凝固する。(Sampling process) As shown in Fig. 1, the JIS-440c molten j$l11 in the container 2 was inhaled with the dropper 3 whose main body was made of a quartz glass tube 301. 1dE100 is cooled and solidified.
概溶鋼１００が凝固後前記石英ガラス管３０１を割って
、分析試料の元とする金属棒＋０１（第２図）を取り出
す。After the nearly molten steel 100 has solidified, the quartz glass tube 301 is broken and a metal rod +01 (FIG. 2) is taken out as the source of an analysis sample.
前記金属棒Ｉ０１の形状は外径が３ ｍ ｍ、長さが１
１０ｍｍの円柱状である。The metal rod I01 has an outer diameter of 3 mm and a length of 1 mm.
It has a cylindrical shape of 10 mm.
次に第３図に示すように、前記金属棒１０１を鉄乳鉢４
の中に入れ、概金属捧１０１をスリコギ状の鉄棒５で４
〜５回破砕し、約０．１〜１．０ｇの破砕体１０２を形
成し、分析状ｔ４とする。Next, as shown in FIG. 3, the metal rod 101 is placed in an iron mortar 4.
4. Place the metal rod 101 into the
It is crushed ~5 times to form a crushed body 102 of about 0.1 to 1.0 g, which is used as an analytical form t4.
この場合スリコギ状の鉄棒５の中間に硬質のゴムの傘５
０１を取り付けると、金属棒１０１を破砕する際に、破
砕体１０２が鉄乳鉢４の外に飛散するのを防止できる。In this case, a hard rubber umbrella 5 is placed in the middle of the slicing iron rod 5.
01 can prevent the crushed bodies 102 from scattering outside the iron mortar 4 when the metal rod 101 is crushed.
（分析工程）
分析工程では酸素および窒素分析装置を使用し、破砕体
１０２からなる分析試ｔ’＋約＋ｇを、酸素気流中で高
温燃焼して、＋！！試料砕壊体１０２からなるコニ（料
に含有されてる成分元素である炭素または硫黄をガス分
離化させることにより、概試料中の化学成分の炭素また
は輪黄の含有■をａｔｌＩ定する本実施例にかかる金属
材料の化学分析方法においては、サンプリング工程では
溶鋼１からスポイドで吸入して、金属棒１０１を作成し
、概金属棒１０１をスリコギ状の鉄棒５で破砕した破砕
体１０２を分析用＝１（料とするものである。(Analysis process) In the analysis process, an oxygen and nitrogen analyzer is used to combust an analysis sample t'+ approximately +g consisting of the crushed body 102 at high temperature in an oxygen stream to obtain +! ! This embodiment determines the content of chemical components such as carbon or sulfur in a sample by gas-separating carbon or sulfur, which is a component element contained in a sample consisting of a crushed sample 102. In the chemical analysis method for metal materials, in the sampling step, molten steel 1 is inhaled with a dropper to create a metal rod 101, and a crushed body 102 obtained by crushing the metal rod 101 with a slat-like iron rod 5 is used for analysis. 1 (This is a fee.
従って、金属棒１０１の作製、および試料とする破砕体
＋０２が簡単に出来るようになり、サンプリング工程を
短時間でなしうる。Therefore, the production of the metal rod 101 and the crushed body +02 as a sample can be easily performed, and the sampling process can be completed in a short time.
ｌ！１１ち、溶鋼をＳｋｉ型に注入し、冷ｊＪＩ ｔ、
て金属塊を作製し、前記金属塊をドリルで切削し、約０
．１〜１．Ｏｇの切削片を形成し、種明削片を分析角状
ｔ４とする従来の金属材料の化学分析方法に比較して、
サンプリング工程を短時間でなしうる。l! 11th, pour the molten steel into the Ski mold, cool it,
A metal lump is prepared by using a drill, and the metal lump is cut with a drill to obtain approximately 0.
．． 1-1. Compared to the conventional chemical analysis method for metal materials in which Og cutting pieces are formed and the seed cutting pieces are analyzed with an analysis angle T4,
The sampling process can be done in a short time.
よって全体としての化学分析時間を短縮することができ
る。Therefore, the overall chemical analysis time can be shortened.
第１図は容器からスポイドで溶鋼を吸入している状態の
図、第２図はスポイドのガラス管を割って試料の元とな
る金属棒の図、第３図鉄乳鉢中に金属棒を入れ、スリコ
ギ状の鉄棒で概金属棒を破砕している状態の図、第４図
は金属棒が破砕された分析用の試料を示す。Figure 1 shows a dropper sucking molten steel from a container, Figure 2 shows a metal rod that is the source of a sample after breaking the dropper's glass tube, and Figure 3 shows a metal rod being placed in an iron mortar. FIG. 4 shows a sample for analysis in which the metal rod has been crushed.
Claims (3)
で吸入し、概溶鋼が凝固後、前記石英ガラス菅を割って
金属棒を得て、概金属棒を破砕し、破砕体を形成し、概
破砕体を分析試料とするサンプリング工程と、前記分析
試料を酸素気流中で高温燃焼して、概試料に含有されて
る成分元素をガス分離化させることにより、概試料中の
化学成分を分析する分析工程とを順に実施することを特
徴とする金属材料の化学分析方法。(1) Inhale molten steel with a dropper whose main body is made of quartz glass, and after the molten steel solidifies, break the quartz glass tube to obtain a metal rod, and crush the metal rod to form a crushed body. The chemical components in the sample are analyzed by a sampling process in which the crushed body is used as an analysis sample, and the analysis sample is burned at high temperature in an oxygen stream to gas-separate the component elements contained in the sample. 1. A chemical analysis method for metal materials, characterized in that the analysis steps are sequentially carried out.
〜３０ｍｍ＾２である特許請求の範囲第１項記載の金属
材料の化学分析方法。(2) The metal rod is made of high carbon alloy steel and has a cross-sectional area of 3
2. The method for chemically analyzing a metal material according to claim 1, wherein the diameter is 30 mm^2.
第１項記載の金属材料の化学分析方法。(3) The method for chemical analysis of metal materials according to claim 1, wherein the component element is carbon or sulfur.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16822589A JPH0331739A (en) | 1989-06-29 | 1989-06-29 | Chemical analysis of metallic material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16822589A JPH0331739A (en) | 1989-06-29 | 1989-06-29 | Chemical analysis of metallic material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0331739A true JPH0331739A (en) | 1991-02-12 |
Family
ID=15864101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16822589A Pending JPH0331739A (en) | 1989-06-29 | 1989-06-29 | Chemical analysis of metallic material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0331739A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10202357C2 (en) * | 2001-06-21 | 2003-04-24 | Schott Glas | Method and device for taking a glass sample from a glass melt, in particular from areas below the surface of the glass melt |
| CN100451602C (en) * | 2006-07-06 | 2009-01-14 | 山西太钢不锈钢股份有限公司 | Preparation method of steel sample for determining component content in steel |
| CN101961885A (en) * | 2010-05-12 | 2011-02-02 | 吴方伯 | Ribbed precast component template for buildings |
-
1989
- 1989-06-29 JP JP16822589A patent/JPH0331739A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10202357C2 (en) * | 2001-06-21 | 2003-04-24 | Schott Glas | Method and device for taking a glass sample from a glass melt, in particular from areas below the surface of the glass melt |
| CN100451602C (en) * | 2006-07-06 | 2009-01-14 | 山西太钢不锈钢股份有限公司 | Preparation method of steel sample for determining component content in steel |
| CN101961885A (en) * | 2010-05-12 | 2011-02-02 | 吴方伯 | Ribbed precast component template for buildings |
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