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回火溫度與硬度 ! R$ X$ F9 V, M2 `
材料 140 160 180 200 220 240 260 280 300 320 7 Z' O- ^: C9 n* U' k
45 59.8 59.2 58.4 57.6 56.6 55.6 54.5 53.3 52.0 50.6 4 f* i' O6 `0 Y5 j# a
40Cr 64.5 63.0 61.5 60.0 58.5 57.0 55.5 54.0 52.5 51.0
& O5 L! J" c. c3 U5CrMnMo 60.6 59.4 58.2 57.0 55.8 54.6 53.4 52.2 51.0 49.8 3 d b, q3 x+ ]. D" f* q! x
T8 65.7 64.0 62.2 60.5 58.7 56.9 55.2 53.4 51.7 49.9 . v% S+ M+ \1 V3 l, U2 r
T10 70.0 68.2 66.3 64.5 62.7 60.9 59.1 57.2 55.4 53.6 1 w8 b- \. Q4 z0 s! ^
T12 63.8 62.5 61.3 60.0 58.8 57.5 56.3 55.0 53.8 52.5
6 q) n% l! g: F+ xGCr15 640 626 613 600 586 573 560 546 533 520 # t$ |1 q8 D( t7 h8 R9 Y. }
30CrMo 53.8 52.5 51.3 50.0 48.8 47.5 46.3 45.0 43.8 42.5
9 S4 G0 e5 T8 s) T+ G38CrMoAl 58.4 57.6 56.8 56.0 55.2 54.4 53.6 52.8 52.0 51.2 . L" w/ j, F1 _# `5 K3 T. o" s* C
9CrSi 64.3 63.7 63.0 62.3 61.7 61.0 60.3 59.7 59.0 58.3
! D6 x2 u; a/ G7 y) I9 b8 z B材料 340 360 380 400 420 440 460 480 500 520
- T0 j) R `. G) p" [45 49.2 47.6 46.0 44.2 42.4 40.5 38.5 36.4 34.2 32.0 ; Y' L4 G+ O# a2 e5 p* ~. @" q
40Cr 49.5 48.0 46.5 45.0 43.5 42.0 40.5 39.0 37.5 36.0
; X$ H, i, E0 l4 E4 g: Y5CrMnMo 48.6 47.4 46.2 45.0 43.8 42.6 41.4 40.2 39.0 37.8 4 O8 h' x7 ?+ N6 j1 a, q, N
T8 48.2 46.4 44.7 42.9 41.2 39.4 37.6 35.9 34.1 32.4 " T( h( u( \1 B8 ]8 R' _: G
T10 51.8 50.0 48.2 46.3 44.5 42.7 40.9 39.1 37.2 35.4
7 w$ W+ V$ |1 G' T' M- gT12 51.3 50.0 48.8 47.5 46.3 45.0 43.8 42.5 41.3 40.0
6 E+ K. o0 E7 w4 {GCr15 506 493 480 466 453 440 426 413 400 386 4 e/ i" s" S+ L7 E- F
30CrMo 41.3 40.0 38.8 37.5 36.3 35.0 33.8 32.5 31.3 30.0
$ F& U! @% ?! ^38CrMoAl 50.4 49.6 48.8 48.0 47.2 46.4 45.6 44.8 44.0 43.2 ]. y [- \8 g/ N, r" |
9CrSi 57.7 57.0 56.3 55.7 55.0 54.3 53.7 53.0 52.3 51.7
* I8 y: s* T& v$ P, x( ?) D材料 540 560 580 600 620 640 660 680 700 720
# h8 w2 l- f* U45 29.6 27.2 24.6 22.0 225 214 200 189 178 167 " D' t* ?- U* ?: h( z- k( |, |
40Cr 34.5 33.0 31.5 30.0 28.5 27.0 25.5 24.0 22.5 230
. G0 [ `0 j$ X U6 v5CrMnMo 36.6 35.4 34.2 33.0 31.8 30.6 29.4 28.2 27.0 25.8
: T4 ^1 ^: v. O+ k! kT8 30.6 28.9 27.1 25.4 23.6 21.9 228 221 213 205 - c$ i5 c1 e" j4 x5 @% Z6 }! X
T10 33.6 31.8 30.0 28.2 26.3 24.5 22.7 231 224 215 $ V" Q# l0 V$ ~
T12 38.8 37.5 36.3 35.0 33.8 32.5 31.3 30.0 28.8 27.5 3 Z5 i# }* [; ]$ F
GCr15 373 360 346 333 320 306 293 280 266 253 " ?' w+ P7 W) e+ |0 w8 p/ i
30CrMo 28.8 27.5 26.3 25.0 23.8 22.5 21.3 226 223 217 + ?1 b; b' x( a1 d
38CrMoAl 42.4 39.0 37.0 35.0 33.0 31.0 29.0 27.0 25.0 23.0 0 u6 n7 g3 G1 r* X( g8 o. f
9CrSi 51.0 50.3 49.7 49.0 48.3 47.7 47.0 46.3 45.7 45.0 2 d5 p3 I# k8 b- R9 H. N
為了給大家省錢，我來貼出來吧" t: A5 a6 j+ q8 c. n
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樓主: 金陽
發表于 2010-11-23 01:50:49
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