|
|
发表于 2009-7-29 11:33:06
|
显示全部楼层
来自： 中国台湾
回复 1# SSBEE 的帖子
AISI 8660 # x9 _& b" ]$ L
AISI 8860 Names Nickel-chromium-molybdenum steel + V9 S! P4 I3 a2 q; G3 h
Designations United States: ASTM A322 , ASTM A332 , ASTM A506 , ASTM A519 , ASTM A711 , SAE J404 , SAE J412 , SAE J770 , UNS G86600
' N6 y& h2 ?1 [5 z7 ?9 {6 Z% CComposition % ^2 _. ?: G% R% t" _8 W
Element Weight %
( F& s8 A) ^% q4 F, ^1 j) lC 0.56-0.64
: G! t# Z- _0 y) k( GMn 0.75-1.00 , o9 h5 B' B" s. R$ f8 T
P 0.035 (max)
9 F* D( y* K L: A2 p% L, mS 0.04 (max) + @/ Z4 A% d8 a8 U2 I' F D1 R- P
Si 0.15-0.30
3 Z) W" p# Q8 Y/ k# r @, _ j i3 O) ZCr 0.40-0.60 " T( m( ]5 Z+ J% {- [& q9 w6 E
Ni 0.40-0.70
" ^' J$ Q: n: ?' p3 F% jMo 0.15-0.25 ) |. @: K9 L7 o! N# Q& ]4 X
Precision castings' M0 N: j* J9 d1 D2 m
specializes in all kinds of precision castings.
( ^ ^3 r9 R. E8 l) z o, m1 E, m
6 V- q( Y. F$ p: X! e" pMechanical Properties
4 m1 g7 o6 c% |# ]( n8 K d Properties Conditions
, v6 b+ Z$ r3 H3 F) xT (°C) Treatment 3 K: C9 n& U. M }# s
Density (×1000 kg/m3) 7.7-8.03 25
$ W0 `% [! I$ B3 qPoisson's Ratio 0.27-0.30 25 # g) z v [" F2 g$ R& |
Elastic Modulus (GPa) 190-210 25 1 R) R$ k7 {8 H; ~7 \
Tensile Strength (Mpa) 1634 25 oil quenched, fine grained, tempered at 425°C more
/ q S% y- _0 w4 W8 N8 A8 }Yield Strength (Mpa) 1551
- T9 E: {& h% b; L8 M% KElongation (%) 13 4 {5 k* Y6 o3 [& x) |) K
Reduction in Area (%) 37
% I1 J) q, j% ?- s5 B; R. n- g* MHardness (HB) 580 25 oil quenched, fine grained, tempered at 205°C more |
评分
-
查看全部评分
|
[复制链接]
