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发表于 2009-8-29 10:28:13
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来自： 中国陕西西安
42CrMo4, 42CrMoS4 Steels 5 K6 R5 O6 n3 D7 W1 Y7 s9 h
0 [+ j) ?+ J* g7 |- U1 c
: @" G0 e* h1 } ] Steel name: 42CrMo4, 42CrMoS4
6 I5 g! J' e7 R g8 x Diagram No.: 3377) W4 Y3 I9 _ S0 y) q
Type of diagram: TTT
3 L- ]# G" I9 \. [3 J5 h Mat. No. (Wr. Nr.): 1.7225, 1.7227
8 O; K' Y3 H: ]! v5 m1 t ` DIN: 42CrMo4, 42CrMoS4
" f9 S7 R" ~) j/ M: F- x3 t SAE: 4140H, 4140RH
B6 O0 C/ ]/ {1 u3 c Old name: Mo42 _3 s* h) d/ ~( E2 h" ^" o) Y
Chemical composition in weight %:
: i) V, C: { D; X* H/ S& K$ A4 J$ K8 U42CrMo4: 0.42% C, 0.25% Si, 0.75% Mn, 1.10% Cr, 0.22% Mo, <0.035% S, (Pb). 3 n+ X- i- A) @" Y, I7 `/ R& R
42CrMoS4: 0.42% C, 0.25% Si, 0.75% Mn, 1.10% Cr, 0.22% Mo,0.020-0.035% S, (Pb).
. z0 q2 r7 R' B" R5 X* ^ Note: Alloyed steel. Austenitized at 850 oC.5 I3 K2 ^7 D u; }8 T! o9 s+ t8 }
Source: Website Saarstahl AG, Germany, 2007.. \; L# J: t- {) ~/ ?
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发表于 2009-8-27 17:07:00
发表于 2009-8-27 19:07:08
