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发表于 2010-3-7 16:56:38
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来自: 中国辽宁大连
C1144相关标准
9 l& `8 W5 m9 M' \' DUNS G11440, ASTM A29, ASTM A108, ASTM A311, FED QQ-S-637 (C1144), SAE J403, SAE J412, SAE J414- w4 \5 W, \5 p* k( P
Applications include cold drawn or finished bar, cold punched nuts, split rivets, machine screws, and wood screws. Post oil quenched hardness: 30 HRC surface, 27 HRC half-radius, 22 HRC center.
# X: v% R5 {1 n. {# G6 Q f! K; C4 q# j h1 V: |! h
Component Wt. % 4 `% t* {. R7 j1 M$ ~
. z# V5 a+ s' `, y. K- b) h, @: f* S: d
+ W9 A* I: k5 |7 ^0 R2 b
C 0.4 - 0.48 + y& Y* D' Q6 Y( [( V7 @
Fe 97.5 - 98.01 8 v7 G/ V/ A$ h) a! L% F( X
Mn 1.35 - 1.65
- y# o& X5 [6 r" k7 E6 RP Max 0.04 ! E E7 T, H- f- X
S 0.24 - 0.33 5 w0 i. i, g, c2 u3 d2 g8 B
" z, F# X2 C; B! i% vDensity 7.87 g/cc
5 B3 W$ _0 k3 bHardness, Brinell 192 192
$ j3 e. D' Y! R* E; @9 `( U2 [- i# H8 kHardness, Knoop 214 214 Converted from Brinell hardness.
$ P+ z# T8 U) V$ oHardness, Rockwell B 91 91 Converted from Brinell hardness. 1 r( w# b0 G! m& F; @. ]
Hardness, Rockwell C 11 11 Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only.
7 N! b, y( B; v2 H0 ~+ BHardness, Vickers 201 201 Converted from Brinell hardness.
* ]) c+ H$ }* v6 u0 b$ S+ bTensile Strength, Ultimate 650 MPa 94300 psi * J# ^% o6 b. b* C* F" U. L" a
Tensile Strength, Yield 425 MPa 61600 psi
$ A7 c7 {6 G8 D2 P6 g/ MElongation at Break 24 % 24 % / ~. i& s" t8 e' ?
Reduction of Area 57.7 % 57.7 %
3 V% I2 R4 i% Z( ?& ?# ]Modulus of Elasticity 200 GPa 29000 ksi Typical for steel
% W, W! q! I' l- w% c" t9 hBulk Modulus 140 GPa 20300 ksi Typical for steel. ! p& k% _% h7 g
Poisson's Ratio 0.29 0.29 Typical For Steel - g0 f9 r0 M, }% r' v) a6 A$ P3 K
Izod Impact 43 J 31.7 ft-lb normalized at 900?C, 65 J annealed at 815?C, 53 J as rolled " T% X- \) ^1 @& s2 y
Shear Modulus 80 GPa 11600 ksi Typical for steel. |
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