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" R5 b" Q/ \5 q3 }: ?5 rComposition
4 D6 o; Z+ b/ U% I- y Element  Weight %  
" m: v/ c% o! h: ^C  0.38-0.43  
Mn  0.75-1.00  
, R6 M" C( `+ b9 I1 jP  0.035 (max)  
S  0.04 (max)  
9 m" u6 `1 t4 i3 zSi  0.15-0.30  
Cr  0.80-1.10  
Mo  0.15-0.25  
Mechanical Properties
, W6 ?- j2 a; H8 M$ Q/ L

Properties  Conditions  
8 Y4 F0 ~6 S4 r( vT (°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   
- B9 k7 D. E. i) ZTensile 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
) M/ B6 U6 j6 _. n- Q) ^Impact Strength (J)
! I+ W3 t7 W7 M( W(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
AISI 4140特姓
Composition
) o1 `1 l! |6 `  }# r, J* H# sElement  Weight %  
C  0.38-0.43  
Mn  0.75-1.00  
, H. @9 H: `5 S" sP  0.035 (max)  
7 Y1 ?; U* p! h/ ~6 t7 H" SS  0.04 (max)  
5 C6 G5 z4 N3 ~4 }7 iSi  0.15-0.30  
Cr  0.80-1.10  
2 m* i& ]. N9 OMo  0.15-0.25  
1 [% ~5 f9 r+ I' ^( g0 \Mechanical Properties
1 |- E1 O! K, _! V6 M- ~% E) ?

, _8 O" O- F* y4 x( E3 V...

: [  j1 [  o  O- v) S, ]; n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
9 v  N5 A" J) v9 v/ l/ U1 I求AISI 4140 机械性能?是根据那个标准号?谢谢

+ N6 ^8 m# r; Z2 H) P! U
$ X: M  b; G" P( d9 e7 A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

5 t* l$ r# i& `# n% g       
ASTM A 434 Document Information:
- V$ {2 v4 o: t
! I$ S) e8 \" L/ E0 J6 g6 STitle
Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered