求AISI 4140 机械性能?是根据那个标准号?谢谢

Jerry-kong

求AISI 4140 机械性能?是根据那个标准号?谢谢

cylin123

AISI 4140特姓
( @. W& Z( M6 U. _$ h& I) ]1 A0 LComposition
Element  Weight %  
C  0.38-0.43  
Mn  0.75-1.00  
% c) V6 t3 b# b; q+ v$ m/ JP  0.035 (max)  
3 r9 H, P& h, K$ B7 @- y" l6 ZS  0.04 (max)  
Si  0.15-0.30  
: k) v( X" l- g4 n5 k  k' TCr  0.80-1.10  
Mo  0.15-0.25  
4 I7 D, _1 P9 w Mechanical Properties


! x  t& e9 O- YProperties  Conditions  
T (°C) Treatment  Density (×1000 kg/m3) 7.7-8.03  25   
0 i' U5 ]) B. p% u, L8 sPoisson's Ratio 0.27-0.30 25   
+ p  B0 s" [! U( _4 z/ XElastic Modulus (GPa) 190-210  25   
0 H8 B# C) j6 w5 |Tensile Strength (Mpa) 655.0  25  annealed at 815°C  more
Yield Strength (Mpa) 417.1  
Elongation (%) 25.7  
Reduction in Area (%) 56.9  
Hardness (HB) 197  25  annealed at 815°C more
4 s0 F# P+ E' E8 |, Q2 VImpact Strength (J)
$ G# V: V( L2 k# x(Izod) 54.5  25  annealed at 815°C  more

Jerry-kong

原帖由 cylin123 于 2009-7-14 15:36 发表 http://www.3dportal.cn/discuz/images/common/back.gif
1 [- W, ~! u# IAISI 4140特姓
' I$ v$ I: E3 r3 R2 y7 h$ N7 A/ MComposition
Element  Weight %  
, s! z/ Y- {7 g8 ]) I$ xC  0.38-0.43  
( w  i: j; v5 `2 ^7 fMn  0.75-1.00  
% t8 v8 ]1 e" b; xP  0.035 (max)  
# I5 A0 y5 F  T( u! N  g% l6 z! o, E1 nS  0.04 (max)  
Si  0.15-0.30  
$ a6 d" J+ E& {  s+ ?Cr  0.80-1.10  
3 g# n; w& a1 y! \% `/ XMo  0.15-0.25  
Mechanical Properties
( w0 J) A+ U; H; j
$ y: O$ J! J# A( F9 S  Q3 N3 v
...

; }$ q# G; I$ \
是根据那个标准号得来的?谢谢.

Jerry-kong

原帖由 Jerry-kong 于 2009-7-14 14:36 发表 http://www.3dportal.cn/discuz/images/common/back.gif
求AISI 4140 机械性能?是根据那个标准号?谢谢

/ t8 }: ?. l, f- _& y
, p' Q3 f7 m: V8 ?' I没有,我要知道是根据那个标准号得来的?谢谢

Mrjianhuili

ASTM A 434 Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered

9 {/ x+ O. X, S! m: c       
# R3 m. I9 k5 ]0 @* x; w* RASTM A 434 Document Information:
6 T: s% r5 R6 z/ z" s  E4 c
Title
Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered