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回火溫度與硬度 , D7 Q$ C: O# P _# u* D3 s
材料 140 160 180 200 220 240 260 280 300 320
1 W5 I5 t6 X0 z" v) z2 _4 @45 59.8 59.2 58.4 57.6 56.6 55.6 54.5 53.3 52.0 50.6
9 j1 X# @: N7 O* _; V8 L7 f' l40Cr 64.5 63.0 61.5 60.0 58.5 57.0 55.5 54.0 52.5 51.0 0 `, l! x/ F8 l0 _. T, U' a8 e
5CrMnMo 60.6 59.4 58.2 57.0 55.8 54.6 53.4 52.2 51.0 49.8 . ]: \6 n+ U) \ e9 U1 h
T8 65.7 64.0 62.2 60.5 58.7 56.9 55.2 53.4 51.7 49.9
! R+ v7 f, x5 C8 c/ ^8 H1 gT10 70.0 68.2 66.3 64.5 62.7 60.9 59.1 57.2 55.4 53.6 / L# q6 n! N8 \1 U8 A3 K5 d: {
T12 63.8 62.5 61.3 60.0 58.8 57.5 56.3 55.0 53.8 52.5 ! U9 ~! I5 X O8 |, c
GCr15 640 626 613 600 586 573 560 546 533 520
+ `9 Q% c+ J( Q+ L/ C30CrMo 53.8 52.5 51.3 50.0 48.8 47.5 46.3 45.0 43.8 42.5 % E9 H: h4 @1 o6 @
38CrMoAl 58.4 57.6 56.8 56.0 55.2 54.4 53.6 52.8 52.0 51.2 0 T. o! B3 B: T7 }
9CrSi 64.3 63.7 63.0 62.3 61.7 61.0 60.3 59.7 59.0 58.3 ; B8 S- } d6 ], ^
材料 340 360 380 400 420 440 460 480 500 520
3 a" O! W: [* r0 U, N45 49.2 47.6 46.0 44.2 42.4 40.5 38.5 36.4 34.2 32.0 7 i |' R5 E* h1 c
40Cr 49.5 48.0 46.5 45.0 43.5 42.0 40.5 39.0 37.5 36.0
" p7 X) h. z* c3 J. O5CrMnMo 48.6 47.4 46.2 45.0 43.8 42.6 41.4 40.2 39.0 37.8 : ^* t) A+ O0 Y3 ~
T8 48.2 46.4 44.7 42.9 41.2 39.4 37.6 35.9 34.1 32.4
$ k- K6 F" }# K/ q& Q4 H9 E$ m9 g% J0 L! VT10 51.8 50.0 48.2 46.3 44.5 42.7 40.9 39.1 37.2 35.4
9 |; ]$ f; c3 xT12 51.3 50.0 48.8 47.5 46.3 45.0 43.8 42.5 41.3 40.0 4 q3 y$ c. d2 w: N$ Z4 I8 I
GCr15 506 493 480 466 453 440 426 413 400 386 3 F: c$ d8 \ V: P
30CrMo 41.3 40.0 38.8 37.5 36.3 35.0 33.8 32.5 31.3 30.0 # F0 h0 m# F$ e0 p5 f
38CrMoAl 50.4 49.6 48.8 48.0 47.2 46.4 45.6 44.8 44.0 43.2 $ ^$ T" b* Q% F; [% a
9CrSi 57.7 57.0 56.3 55.7 55.0 54.3 53.7 53.0 52.3 51.7
+ j* p9 a3 B1 @! Q. [6 f材料 540 560 580 600 620 640 660 680 700 720
2 @" F2 Z) e/ f+ c45 29.6 27.2 24.6 22.0 225 214 200 189 178 167
) _! y' p2 B: ?# }40Cr 34.5 33.0 31.5 30.0 28.5 27.0 25.5 24.0 22.5 230
- T+ R$ v9 k8 \1 g5CrMnMo 36.6 35.4 34.2 33.0 31.8 30.6 29.4 28.2 27.0 25.8 2 g$ f! `4 Z- H0 k' j2 G1 E# ~
T8 30.6 28.9 27.1 25.4 23.6 21.9 228 221 213 205 ) b: x. M+ y) k0 c% N
T10 33.6 31.8 30.0 28.2 26.3 24.5 22.7 231 224 215
/ { K( {$ r! S5 Z/ W& o5 FT12 38.8 37.5 36.3 35.0 33.8 32.5 31.3 30.0 28.8 27.5 7 |+ j: L0 I0 Z; Z) R2 @) J. ^4 a+ X
GCr15 373 360 346 333 320 306 293 280 266 253 r E- N% a2 z4 B8 A6 P* d
30CrMo 28.8 27.5 26.3 25.0 23.8 22.5 21.3 226 223 217
( ?* Q1 p* Q& L8 p( D. I38CrMoAl 42.4 39.0 37.0 35.0 33.0 31.0 29.0 27.0 25.0 23.0 + L+ R- K# M$ F1 m/ \9 Q! M* \
9CrSi 51.0 50.3 49.7 49.0 48.3 47.7 47.0 46.3 45.7 45.0 : Y! v, d: a; w' k" Q
為了給大家省錢，我來貼出來吧
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樓主: 金陽
發(fā)表于 2010-11-23 01:50:49
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