Product name:25CrMnSi quenching and tempering Steels
Thickness:1.2-600 mm
Width::1220-4200 mm
Length:5000-18000 mm
Notes:coil thickness ≤ 25 mm
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GB3077-1999 English Version | Steel | Heat Treating

GB3077-1999 English Version. Uploaded by Hermanto Supu. Related Interests. Steel; Heat Treating; ... The determination result should comply with Table 3. 6.4.4 If the steels are deliver as quenching or tempering condition by the buyer request; the test specimen for mechanical properties should be free of heat treatment. ... 50CrVA 15CrMn 20CrMn ...

Gb3077 - SlideShare

The determination result should comply with Table 3. 6.4.4 If the steels are deliver as quenching or tempering condition by the buyer request; the test specimen for …

35crmo properties -BBN STEEL factory hot sale steel sheet ...

Effect of tempering temperature on microstructure and fracture toughness of 35CrMo steel ... the conventional mechanical properties and fracture toughness of 35CrMo[PDF] National Standard of PRC Alloy Structure Steels GB/T …

Material Spec | Steel | Iron - scribd

Produced by Quenching and Self-Tempering Process (QST) A914/A914M-92(1999)e1 Standard Specification for Steel Bars Subject to Restricted End-Quench Hardenability Requirements A915/A915M-93(2003) Standard Specification for Steel Castings.

Research progress of high-tensile round link chains for ...

Research progress of high-tensile round link chains for mining was reviewed,including development of chain steels,heat treatment technology,dimensions and shape optimization,chain designs and manufacture technology and the improvement of mechanical properties. ... Differential tempering for single link of high tensile round link chains for ...

25cr2mov composition - pressure-vessel-steel

Steels of composition 30Cr2Ni4MoV and 25Cr2MoV used in a nuclear power plant showed blue brittleness near 230°C and 180°C, respectively. ... and is generally used after quenching and tempering.It is mainly used in the manufacture of the fastening bolts. ... View material 25Cr2MoV: 25Cr2Ni4WA: View material 25Cr2Ni4WA: 25CrMnSi: MDF STEEL ...

Gb3077 - [PDF Document]

DESCRIPTION. 1. Foreword The standard has revised GB/T 3077-1988 ”The Technical Conditions of Alloy Structure Steel”. There have been some changes in this national’s standard over…

Research on Banded Structure in 25CrMo Steel and Its ...

Research on Banded Structure in 25CrMo Steel and Its Effect on Impact Toughness LIANG Yu1,2,YU Lingfeng1,LIANG Yilong1,2(1.School of Materials and Metallurgy,Guizhou University,Guiyang 550025,China;2.Key Laboratory for Mechanical Behavior and Microstructure of Materials for Guizhou Province,Guiyang 550025,China)Published in: Hot Working Technology · 2013Authors: Liang Yilong

GBT 3077-1999 - MBA

Translate this page6.4.4 For steels delivered in quenching or tempering state, samples used for checking mechanics features should not be conducted heat treatment according to customer’s require. Indices of mechanics features can be defined by both supplier and customer after negotiation.

35铬钼钢_文库下载 - wenkuxiazai

Translate this page中文名 42 铬钼(材质名称:42CrMo) 本质 超高强度钢 特性 高强度和韧性,淬透...HRC35-45 调质 quenching+tempering No.8 850℃淬油,再 510 度回火处理。 中日材料对照表

GB_T3077-1999

Translate this pageNational Standard of P. R. C GB/T 3077—1999 Alloy Structure Steels Published on 1999-11-01 1 of 24 Implemented on 2000-08-01 Published by National Quality & Technical Supervision Bureau GB/T 3077—1999 Preface This standard has revised the GB/T 3077―1988 Alloy …

GBT 3077-1999

Translate this pageThe determination result shall comply with Table 3. 6.4.4 If the steels are delivered as quenching or tempering condition according to the buyer’s request; the test specimen for mechanical properties shall be free of heat treatment.

GB 3077-1999 -

Translate this page : Foreword The standard has revised GB/T 3077-1988 ”The Technical Conditions of Alloy Structure Steel”. There have been some changes in this national’s standard over its previous edition in the following technical aspects: - Change the name of the standard to “Alloy Structure Steel”; - After consultation between the two sides of supply and demand, the bar stock of which ...

Material Spec | Steel | Iron - es.scribd

Produced by Quenching and Self-Tempering Process (QST) A914/A914M-92(1999)e1 Standard Specification for Steel Bars Subject to Restricted End-Quench Hardenability Requirements A915/A915M-93(2003) Standard Specification for Steel Castings.

Handbook of Codes | Structural Steel | Steel

Produced by Quenching and Self-Tempering Process (QST) A914/A914M-92(1999)e1 Standard Specification for Steel Bars Subject to Restricted End-Quench Hardenability Requirements A915/A915M-93(2003) Standard Specification for Steel Castings.

刀友论坛集数据资料_百度文库 - wenku.baidu

Translate this page刀友论坛集数据资料_ . 刀友论坛集数据资料_机械/仪表 ...

25CrMnSi quenching and tempering Steels:
25CrMnSi quenching and tempering Steels also can be called as alloy structural steel. Alloy steel means this kind of grade contains some special alloy composition. Alloy steel plate application is very wide, as : Machine, pressure vessel, construction and so on .

 


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