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
: R7 {% o3 z; Y, n, L+ e7 H1 nComposition
+ c# ?7 `6 t( S  t Element  Weight %  
C  0.38-0.43  
$ t; p$ m- v; @9 _Mn  0.75-1.00  
( [  w" e# Y8 |% [/ TP  0.035 (max)  
- U5 D3 w/ a! B7 l7 R6 d. J- xS  0.04 (max)  
6 a  R2 t, W6 \% z! c  YSi  0.15-0.30  
Cr  0.80-1.10  
; f/ g  L. R; O7 x" \Mo  0.15-0.25  
5 P- i" ^' v* d* z# h% M0 k Mechanical Properties

; g& Z  o: m" S6 R& \8 H' z9 ^
) `2 k+ l4 D5 r; k8 g- \  h7 yProperties  Conditions  
T (°C) Treatment  Density (×1000 kg/m3) 7.7-8.03  25   
Poisson's Ratio 0.27-0.30 25   
* U0 U9 ~, E6 R7 M* O- X9 IElastic Modulus (GPa) 190-210  25   
Tensile Strength (Mpa) 655.0  25  annealed at 815°C  more
* C& n8 K) e$ `4 e) J( e3 }Yield Strength (Mpa) 417.1  
Elongation (%) 25.7  
; f' k1 j, K" uReduction in Area (%) 56.9  
$ [* K& i; y1 D$ j4 P! @/ uHardness (HB) 197  25  annealed at 815°C more
1 l; N* s8 E2 k6 UImpact 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
& z$ _% I" _  L4 L$ m5 J9 H7 l; vAISI 4140特姓
Composition
Element  Weight %  
7 q! R1 F' r3 F2 C* Y: ^4 c  eC  0.38-0.43  
Mn  0.75-1.00  
  @2 D+ t2 M. F* H" J/ Q, aP  0.035 (max)  
S  0.04 (max)  
8 V$ V3 X" e7 H3 b, OSi  0.15-0.30  
Cr  0.80-1.10  
8 z/ z! R" w7 D; I# V5 i6 a6 T: Q- tMo  0.15-0.25  
Mechanical Properties
' n- M% A2 |5 K( ?3 T6 j% G& T
' N% m- }" |+ q4 W4 A; _
, Q" W% K' m9 N7 W! Y; \...

  a* ]) O8 ?* o7 w
) a& m# b3 G; g
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
# e2 U+ ?8 I$ {, t) S求AISI 4140 机械性能?是根据那个标准号?谢谢

# y( b' f8 n  U4 M; x8 C$ x% u9 @2 P
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

       
& F9 X9 _7 Y4 B& L7 I) Y& p, U0 MASTM A 434 Document Information:

$ D  B1 r* P0 ?- fTitle
5 }; ^7 o$ f. |& t5 _1 f$ NStandard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered