|
|
发表于 2009-8-29 10:28:13
|
显示全部楼层
来自： 中国陕西西安
42CrMo4, 42CrMoS4 Steels * U+ C5 _; R7 v1 e6 p% C. G9 B
3 A! q* D' q: ?- O0 ~# Z% M; d1 t
, S, K( n0 r; A+ A s U Steel name: 42CrMo4, 42CrMoS48 E- s k: [2 T7 u4 T
Diagram No.: 3377/ o2 \6 A) ~, G- j1 u' x
Type of diagram: TTT
' i. F% p* u5 T5 Q0 G0 v Mat. No. (Wr. Nr.): 1.7225, 1.72279 j7 ?7 b* v+ A" D1 _
DIN: 42CrMo4, 42CrMoS4
7 [+ j- K9 }* ^. f& L1 h SAE: 4140H, 4140RH
3 v. \6 t) [1 Z0 o. R& F; U# D Old name: Mo4. Z& ~' ?5 s+ w, ]3 \
Chemical composition in weight %:
: F, j$ _+ [: m42CrMo4: 0.42% C, 0.25% Si, 0.75% Mn, 1.10% Cr, 0.22% Mo, <0.035% S, (Pb). 2 ]7 S" W; \* f4 f: n% }% k
42CrMoS4: 0.42% C, 0.25% Si, 0.75% Mn, 1.10% Cr, 0.22% Mo,0.020-0.035% S, (Pb)., H, n( ]' ?7 o8 V
Note: Alloyed steel. Austenitized at 850 oC.. y. R$ `. ~. A* `( ^& V/ u
Source: Website Saarstahl AG, Germany, 2007.& {8 t' F7 m- h3 z% O! n
s的含量是不同的 |
|
[复制链接]
发表于 2009-8-27 17:07:00
发表于 2009-8-27 19:07:08
