309C40

2023-05-17 17:52:01 来源：钢铁之家阅读量：0

牌号	309C40
对应标准	BS 3100-1991 一般工程用铸钢件 Specification for Steel castings for general engineering purposes
归类	铸钢
性能	耐腐蚀
标签	耐热不锈铸钢

309C40 化学元素成分含量(%)

成分	C	Si	Mn	P	S	Cr	Ni	Mo
最小值	-	-	-	-	-	25	8	-
最大值	0.5	2	2	0.05	0.05	30	12	1.5

碳当量计算

309C40 机械性能

热处理或状态	抗拉强度 σ_b	屈服点 σ_s	断后伸长率或延伸率 δ %	硬度 HBW	冲击吸收能量 KV2 J
N或N+T或QQ+T或WQ+T	540~690	≥320	≥16	152~207	≥30

A=for anneal by heating to a temperature above the AC3 and cool in the furnace
N=for normalize by heating to a temperature above the AC3 and cool in still air
OQ=for quench into oil from a temperature above the AC3
WQ=for quench into water from a temperature above the AC3
AH=for air harden by heating to a temperature above the AC3 and cool in air at a rate fast enough to produce a hardened microstructure
T=for temper by heating to a temperature below AC1
ST=for solution treat by heating to temperature high enough to dissolve and any intermetallic phases followed by a rapid cool.

注：本资料来源于互联网的公开资源整理，我们不保证这些资料的准确性、完整性和适用性。这些资料仅供您参考，不应用于任何商业用途或决策依据。本资料所记载的技术信息是说明产品的代表性特点和性能的参考值，对于因误用或不当使用本资料所记载的信息等而造成的损害恕难承担责任，敬请周知。

上一篇：AD160Ⅰ
下一篇：SCS 14