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Grade 7简介

UK B.S. Special Alloy Grade 7,及该型号钢材的基本信息、化学元素成分、机械性能、力学性能、热处理温度、同等型号参照表等。

Grade 7简介

UK B.S. Special Alloy Grade 7,及该型号钢材的基本信息、化学元素成分、机械性能、力学性能、热处理温度、同等型号参照表等。

基本信息:
分类 种类 型号 标准 国家 应用
Steel Grades Grade 7 B.S. UK Steel for cold forged fasteners and similar components
化学成分信息(mass fraction)(wt.%) of the Grade 7
元素名称 含量比例值
C 0.38-0.43
Si 0.15-0.40
Mn 0.75-1.00
P 0.035
S 0.035
Cr 0.40-0.60
Ni 0.40-0.70
Mo 0.20-0.30
机械性能信息:
屈服强度Rp0.2(MPa) 抗拉强度Rm(MPa) 冲击率 伸长率 断面收缩率 热处理状态 布氏硬度(HBW)
692 (≥) 371 (≥) 31 43 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 212
物理性质信息:
温度 弹性模量 系数 热导率 比热容量 比电阻率 密度 加权系数
21 - -     0.34 -  
524 198 - 11.3 122   -  
416 - 34 21.2   424 113
热处理信息:
热处理温度区间
Heat treated : 1881°C - 1469°C
对照表(同等等级)信息:
型号 标准 国家 应用
X63CrMoV5-1 DIN Germany Cold working alloy tool steel
X100CrMoV5-1 DIN Germany Cold working alloy tool steel
X35CrMoV5-1-1 DIN Germany Hot working alloy tool steel
X38CrMoV5-1 DIN Germany Hot working alloy tool steel
X40CrMoV5-1 DIN Germany Hot working alloy tool steel
X50CrMoV5-1 DIN Germany Hot working alloy tool steel
30WCrV15-1 DIN Germany Hot working alloy tool steel
X37CrMoW5-1 DIN Germany Hot working alloy tool steel
X37CrMoV5-1 ISO Carbide for cutting tools
X37CrMoV5-1 ISO Carbide for cutting tools
X2CrNiMnMoNbN25-18-5-4 DIN Germany Stainless steel
X6NiCrTiMoVB25-15-2/X5NiCrTi26-15 DIN Germany The high-temperature and high-strength steel
X4CrNiMo16-5-1 UNE Spain Spain structural alloy steel
Z5CTDV25-15B AFNOR France Stainless Steel Plate & Steel Strip
Z6NCTDV25-15B AFNOR France Hot-Rolled stainless steel bar and wire rod (NF A 35-574 (1990))
Z8NCTDV25-15BFF AFNOR France Cold drawn stainless steel bar and wire rod(NF A 35-577(1990))
X6NiCrTiMoB25-15-2 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
X10CrNiMoMnNbVB15-10-1 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
X15CrMo5-1 AFNOR France Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))
M-35-1 ASTM USA Castings, Nickel and Nickel Alloy
标签: Grade 7、Grade 7钢材、Grade 7材料
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