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
. Q1 H3 J- W' Q+ N* ]5 `! u) D3 U5 } Element  Weight %  
5 G- r% _6 q, K( g% V" ^C  0.38-0.43  
9 o0 N% A3 q4 V  i; P3 s2 rMn  0.75-1.00  
6 S# |/ p8 c& D, t+ TP  0.035 (max)  
6 A* `" G. n* z, y$ XS  0.04 (max)  
, X6 {, w3 C4 P- e: k/ Q0 w0 qSi  0.15-0.30  
Cr  0.80-1.10  
Mo  0.15-0.25  
Mechanical Properties
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Properties  Conditions  
T (°C) Treatment  Density (×1000 kg/m3) 7.7-8.03  25   
2 S, M+ ]7 [, L, zPoisson's Ratio 0.27-0.30 25   
: I, ]0 Q& S0 k. M3 ^Elastic Modulus (GPa) 190-210  25   
Tensile Strength (Mpa) 655.0  25  annealed at 815°C  more
Yield Strength (Mpa) 417.1  
Elongation (%) 25.7  
8 c( G7 L1 F6 W. h: RReduction in Area (%) 56.9  
: e2 U. J3 z6 v3 k7 g3 T  g0 UHardness (HB) 197  25  annealed at 815°C more
9 v9 I' I5 r+ p$ GImpact 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
AISI 4140特姓
Composition
Element  Weight %  
) t" N1 o9 X1 \, t9 T8 GC  0.38-0.43  
5 y( r. Y8 I9 E+ _5 d) |: {Mn  0.75-1.00  
P  0.035 (max)  
S  0.04 (max)  
" ?- s) V) O4 `. ]( [8 fSi  0.15-0.30  
Cr  0.80-1.10  
2 ?" I1 f+ Y% o# q9 s6 ]: `; \Mo  0.15-0.25  
2 h7 _% ~5 A& Z& ]& `Mechanical Properties

' f$ G- l3 W2 d! N
...

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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
! H: `1 g1 l( e6 z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

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ASTM A 434 Document Information:
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/ C& s7 o3 w+ u3 A" d& b2 FTitle
  z6 O) }! O5 A. D6 `4 Y& jStandard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered