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回火溫度與硬度
# Q0 Q- Z, Y7 O" t5 O材料 140 160 180 200 220 240 260 280 300 320
; Q j# R9 A8 _1 s45 59.8 59.2 58.4 57.6 56.6 55.6 54.5 53.3 52.0 50.6
. ~' O: R: Y( U/ Y- h; P* @40Cr 64.5 63.0 61.5 60.0 58.5 57.0 55.5 54.0 52.5 51.0 " M% X, x$ O5 k% t/ e* G" J% w" O
5CrMnMo 60.6 59.4 58.2 57.0 55.8 54.6 53.4 52.2 51.0 49.8 , {- U& c8 N* Z3 Q" p- \& z
T8 65.7 64.0 62.2 60.5 58.7 56.9 55.2 53.4 51.7 49.9
0 t4 n& w/ P# H; G% p. t' D* YT10 70.0 68.2 66.3 64.5 62.7 60.9 59.1 57.2 55.4 53.6
* m# R8 x8 k3 h/ h2 c. s3 z" _T12 63.8 62.5 61.3 60.0 58.8 57.5 56.3 55.0 53.8 52.5 1 ^7 L/ L* a0 {& Y( u# j B& `
GCr15 640 626 613 600 586 573 560 546 533 520 ; m- Q& q" B0 R" e
30CrMo 53.8 52.5 51.3 50.0 48.8 47.5 46.3 45.0 43.8 42.5 ( }" }" _/ l6 Z, @; R( n
38CrMoAl 58.4 57.6 56.8 56.0 55.2 54.4 53.6 52.8 52.0 51.2 / Q! {0 d4 F# G/ ?# V
9CrSi 64.3 63.7 63.0 62.3 61.7 61.0 60.3 59.7 59.0 58.3
% D- \# Y0 \: |% y: z2 [5 ~( @% H; R6 l材料 340 360 380 400 420 440 460 480 500 520 5 ]+ o6 e1 v: e/ l- D
45 49.2 47.6 46.0 44.2 42.4 40.5 38.5 36.4 34.2 32.0 9 I8 q7 ]! y( g. Q" q8 v7 W8 U
40Cr 49.5 48.0 46.5 45.0 43.5 42.0 40.5 39.0 37.5 36.0
- H6 v: d2 l8 r6 I0 _! g" Q5CrMnMo 48.6 47.4 46.2 45.0 43.8 42.6 41.4 40.2 39.0 37.8 6 N. j' v8 W3 H0 z9 o" D
T8 48.2 46.4 44.7 42.9 41.2 39.4 37.6 35.9 34.1 32.4 ; N+ l3 H, ?" j' R
T10 51.8 50.0 48.2 46.3 44.5 42.7 40.9 39.1 37.2 35.4
8 X9 r% o, A' ~% J+ G" ?, @T12 51.3 50.0 48.8 47.5 46.3 45.0 43.8 42.5 41.3 40.0
& n; ?! S U7 P& I( w8 pGCr15 506 493 480 466 453 440 426 413 400 386
" a- X( f4 Q1 ]% X- g* t+ q30CrMo 41.3 40.0 38.8 37.5 36.3 35.0 33.8 32.5 31.3 30.0 1 }6 o0 D& {' |$ J$ Z
38CrMoAl 50.4 49.6 48.8 48.0 47.2 46.4 45.6 44.8 44.0 43.2
4 V0 l0 e6 g7 X( S. B6 d/ g9CrSi 57.7 57.0 56.3 55.7 55.0 54.3 53.7 53.0 52.3 51.7 - o* L: [) C- E
材料 540 560 580 600 620 640 660 680 700 720
+ s' W' D( L( [# @5 ^0 }( g9 r45 29.6 27.2 24.6 22.0 225 214 200 189 178 167 - K9 q# H" k/ h( K. }3 l+ ^ d
40Cr 34.5 33.0 31.5 30.0 28.5 27.0 25.5 24.0 22.5 230
; n2 B+ l) i$ Q8 s& p- m( I5CrMnMo 36.6 35.4 34.2 33.0 31.8 30.6 29.4 28.2 27.0 25.8 # G% v8 x$ n P8 C
T8 30.6 28.9 27.1 25.4 23.6 21.9 228 221 213 205 # S+ m! r* Q) ]+ J8 p, Q8 n% M
T10 33.6 31.8 30.0 28.2 26.3 24.5 22.7 231 224 215
9 W+ I, A+ s1 C8 p4 Y q4 LT12 38.8 37.5 36.3 35.0 33.8 32.5 31.3 30.0 28.8 27.5 # {# S p' h: k* I. q" v+ C
GCr15 373 360 346 333 320 306 293 280 266 253 : r3 b, N1 X) ^( B; ^# I# h! v
30CrMo 28.8 27.5 26.3 25.0 23.8 22.5 21.3 226 223 217
3 q5 I7 V9 d$ ^+ q. n38CrMoAl 42.4 39.0 37.0 35.0 33.0 31.0 29.0 27.0 25.0 23.0
3 Q4 k6 Q4 B& }9CrSi 51.0 50.3 49.7 49.0 48.3 47.7 47.0 46.3 45.7 45.0
0 [" F& L6 l( s5 f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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