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
Composition
Element  Weight %  
/ Q( r, C4 ^& B( v( `) h' QC  0.38-0.43  
  E- {: @$ k0 k( ?3 vMn  0.75-1.00  
P  0.035 (max)  
9 O% \- }# A6 n+ B5 O/ ~S  0.04 (max)  
; ^! ?8 V# K) G! `! S7 `" BSi  0.15-0.30  
) s. b4 J3 D! b* y  h' ]3 g6 t) cCr  0.80-1.10  
" f) R9 O! Z! [; yMo  0.15-0.25  
Mechanical Properties
+ D' M2 z+ u, i$ G2 m

# J/ I  p! B( ~Properties  Conditions  
T (°C) Treatment  Density (×1000 kg/m3) 7.7-8.03  25   
Poisson's Ratio 0.27-0.30 25   
Elastic Modulus (GPa) 190-210  25   
* x( C( v. S  T; `9 o$ k* u7 \5 STensile Strength (Mpa) 655.0  25  annealed at 815°C  more
Yield Strength (Mpa) 417.1  
+ g0 z% d, g/ o8 zElongation (%) 25.7  
Reduction in Area (%) 56.9  
Hardness (HB) 197  25  annealed at 815°C more
( _# p. P) y* aImpact Strength (J)
(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
% f7 E% L$ ?& m1 sAISI 4140特姓
Composition
, i: l/ o4 o0 o! y! hElement  Weight %  
! {, ?( E  o+ U# X+ Y8 l3 v7 IC  0.38-0.43  
3 n- T- C/ ]2 S/ V1 i( BMn  0.75-1.00  
P  0.035 (max)  
- K$ a/ B% J( r2 H, ^/ |S  0.04 (max)  
, ?. S7 E' B' W- o# ySi  0.15-0.30  
$ U) e& }* v% _0 A) n1 S; [! pCr  0.80-1.10  
5 |9 ^( G- b7 Q  U+ w" y% ]/ EMo  0.15-0.25  
Mechanical Properties
) N6 D8 n8 w) z3 n0 L& J: v" O. o
0 A1 b# u! z! s1 y6 K6 h9 C
3 t' p1 I0 I" X8 S$ M4 S+ W...

8 v4 G# _2 ^, Q; e# |
2 {9 S! q: @! Y' O+ K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

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

       
ASTM A 434 Document Information:
  W/ ^3 B' V! o: Z# U
( E/ K( C4 _8 u2 y5 k$ }Title
0 Z- |9 A9 g! [% F3 F7 y. J, iStandard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered