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425C12簡介

牌號 425C12
對應(yīng)標準 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
標簽 不銹鋼鑄鋼
425C12 化學(xué)元素成分含量(%)
成分 C Si Mn P S Cr Ni Mo
最小值 - - - - - 11.5 3.5 0.4
最大值 0.06 1 1 0.04 0.03 14 4.5 1
碳當(dāng)量計算
425C12 機械性能
熱處理或狀態(tài)
抗拉強度
σb
Mpa 		屈服點
σs
Mpa 		斷后伸長率或延伸率
δ
%
① ≥755 ≥550 ≥15
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. ①AH或OQ(from 950°C to 1050°C)+T(590°C to 650°C)或AH或OQ(from 950°C to 1050°C), T(660°C to 700°C) and cool in air to below 95°C and T(590°C to 620°C)
近似對照表 耐蝕鑄鋼（不銹鋼鑄件）
中國 中國臺灣 日本 韓國 美國 國際標準組織 德國 法國 俄羅斯 英國
GB ISC CNS JIS KS ASTM UNS ISO DIN EN/DIN W-Nr. NF EN/NF GOST BS EN/BS
ZG06Cr12Ni4 C54860 SCS 6 SCS 6X SSC 6 CA6NM J91540 GX4CrNi12-4 GX4CrNi13-4 1.4317 GX4CrNi13-4 08Х14Н7МЛ 425C12
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