KR20000015194A - 고주파 소입용 비조질강선재의 제조방법 - Google Patents
고주파 소입용 비조질강선재의 제조방법 Download PDFInfo
- Publication number
- KR20000015194A KR20000015194A KR1019980034966A KR19980034966A KR20000015194A KR 20000015194 A KR20000015194 A KR 20000015194A KR 1019980034966 A KR1019980034966 A KR 1019980034966A KR 19980034966 A KR19980034966 A KR 19980034966A KR 20000015194 A KR20000015194 A KR 20000015194A
- Authority
- KR
- South Korea
- Prior art keywords
- steel
- wire
- high frequency
- manufacturing
- hot
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/06—Surface hardening
- C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
- C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with titanium or zirconium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Steel (AREA)
Abstract
Description
강종 | 화학조성(중량%) | ||||
C | Si | Mn | P | S | |
S45C | 0.42-0.48 | 0.15-0.35 | 0.60-0.90 | 0.030이하 | 0.035이하 |
구분 | 화학조성(중량%) | 비고 | |||||||||||
C | Si | Mn | P | S | Cr | Mo | Al | V | Nb | Ti | N | ||
발명강 | 0.45 | 0.24 | 0.19 | 0.016 | 0.044 | 0.08 | - | 0.032 | 0.10 | - | 0.016 | 0.015 | |
종래강1 | 0.43 | 0.25 | 0.85 | - | 0.025 | 0.13 | - | - | 0.10 | - | - | 0.01 | 일본 특개84-136420 |
종래강2 | 0.15 | 0.25 | 1.15 | - | - | 0.12 | 0.02 | - | 0.11 | 0.015 | - | - | 일본 특개95-54040 |
구분 | 인장강도(kg/mm2) | 연신율(%) | 경도(HRc) | 충격치(kg.m/cm2) |
발명강 | 86-96 | 12-18 | 21.4-24.3 | 5.5-7.0 |
종래강 1 | 85-90 | 12-14 | 15.7-22.2 | 5.0-6.0 |
종래강 2 | 69-78 | 17-22 | 15.2-20.5 | 7.0-9.0 |
구분 | 규격 | 발명강 |
소재직진도 | 0.40/1000mm이하 | 0.26/1000-0.30/1000mm |
브로치(Broach)가공 후 휨방향 | 정방향 | 정방향 |
치부경도(HRc) | 58-62 | 58.5-59.0 |
축부경도 | 55-64 | 60-61 |
Claims (1)
- 중량%로, C:0.30-0.60%, Si:0.10-0.40%, Mn:0.8-2.0%, Cr:0.03-1.0%, V:0.03-0.15%, Ti:0.010-0.040%, Al:0.01-0.10%, P:0.030%이하, S:0.020-0.10%, N:0.005-0.030%와 나머지 Fe 및 기타 불가피하게 함유되는 불순물로 조성되는 강을 1000-1150℃로 가열하여 열간선재압연하고 코일형태로 권취한다음, 550-750℃ 구간을 0.1-1.0℃/sec의 속도로 냉각한 후, 5.0-30%의 단면감소율로 냉간인발하여 이루어지는 고주파소입용 비조질강선재의 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0034966A KR100398375B1 (ko) | 1998-08-27 | 1998-08-27 | 고주파소입용비조질강선재의제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0034966A KR100398375B1 (ko) | 1998-08-27 | 1998-08-27 | 고주파소입용비조질강선재의제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000015194A true KR20000015194A (ko) | 2000-03-15 |
KR100398375B1 KR100398375B1 (ko) | 2003-12-18 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0034966A KR100398375B1 (ko) | 1998-08-27 | 1998-08-27 | 고주파소입용비조질강선재의제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100398375B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101253823B1 (ko) * | 2010-06-07 | 2013-04-12 | 주식회사 포스코 | 저온인성이 우수한 비조질 선재 및 강선과 이들의 제조방법 |
CN103589970A (zh) * | 2013-10-24 | 2014-02-19 | 南京钢铁股份有限公司 | 非调质轴类零件用棒材及其制造工艺 |
CN111500943A (zh) * | 2020-06-05 | 2020-08-07 | 东风商用车有限公司 | 一种10.9级中碳非调质紧固件及其制造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0713257B2 (ja) * | 1990-05-30 | 1995-02-15 | 新日本製鐵株式会社 | 圧延ままで表面異常相のない軟質線材の製造方法 |
KR100398388B1 (ko) * | 1998-12-22 | 2003-12-18 | 주식회사 포스코 | 충격특성이 우수한 샤프트용 선재의 제조방법 |
KR100428581B1 (ko) * | 1999-12-28 | 2004-04-30 | 주식회사 포스코 | 강도 및 인성이 우수한 비조질강 및 이를 이용한 선재의 제조방법 |
-
1998
- 1998-08-27 KR KR10-1998-0034966A patent/KR100398375B1/ko not_active IP Right Cessation
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101253823B1 (ko) * | 2010-06-07 | 2013-04-12 | 주식회사 포스코 | 저온인성이 우수한 비조질 선재 및 강선과 이들의 제조방법 |
CN103589970A (zh) * | 2013-10-24 | 2014-02-19 | 南京钢铁股份有限公司 | 非调质轴类零件用棒材及其制造工艺 |
CN103589970B (zh) * | 2013-10-24 | 2016-03-30 | 南京钢铁股份有限公司 | 非调质轴类零件用棒材及其制造工艺 |
CN111500943A (zh) * | 2020-06-05 | 2020-08-07 | 东风商用车有限公司 | 一种10.9级中碳非调质紧固件及其制造方法 |
Also Published As
Publication number | Publication date |
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KR100398375B1 (ko) | 2003-12-18 |
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