亚洲一区在线曰日韩下载,99亚洲国产精品精华液,亚洲欧洲国产综合aⅴ无码,欧美亚洲日韩国产系列

位置: 網(wǎng)站首頁 材料
牌號 309C40
對應(yīng)標(biāo)準(zhǔn) BS 3100-1991
一般工程用鑄鋼件
Specification for Steel castings for general engineering purposes
歸類 鑄鋼
性能 耐腐蝕
標(biāo)簽 耐熱不銹鑄鋼
309C40 化學(xué)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
309C40 機械性能
熱處理或狀態(tài)
抗拉強度
σb
屈服點
σs
斷后伸長率或延伸率
δ
% 		硬度
HBW 		沖擊吸收能量
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：數(shù)據(jù)僅供參考搔体！如有疑問，請?zhí)顚?我要糾錯"丑瞧！
© 2024 材數(shù)庫
版權(quán)說明：
⑴ 本網(wǎng)站的所有內(nèi)容（包括但不限于文字惶桐、圖片疏唾、音頻薯酝、視頻等）均受到版權(quán)保護摊壳，版權(quán)歸本網(wǎng)站所有继蚪；
⑵ 未經(jīng)授權(quán)，禁止以任何形式轉(zhuǎn)載黔巨、復(fù)制绕时、傳播或用于其他商業(yè)用途；
⑶ 如需使用本網(wǎng)站內(nèi)容年铝，請?zhí)崆矮@得授權(quán)。