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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: Y Y- Z) l1 @/ V9 t
UNS G11440, ASTM A29, ASTM A108, ASTM A311, FED QQ-S-637 (C1144), SAE J403, SAE J412, SAE J414& u+ b! ]* Y" [! j8 R
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.; T1 H# n8 u+ }5 @
$ G6 u- V5 _+ |1 _0 C8 e' z& X# ~Component Wt. % - N+ A4 R4 ]: w
' T, O/ i' B% l9 I- F
8 w+ B9 v8 e1 l9 LC 0.4 - 0.48
" `; B e- `7 H+ N4 Y% Y' K' E+ eFe 97.5 - 98.01
8 W1 X" P' \2 q1 U7 LMn 1.35 - 1.65
7 h8 x y s' H' v, R: vP Max 0.04
; o8 N$ }* L: [" [4 b5 wS 0.24 - 0.33 # B; O5 a9 C. A( [
3 J$ E; l6 u' }( J+ H3 Q
Density 7.87 g/cc % m N! s) {4 L4 J' H9 N8 X
Hardness, Brinell 192 192
) }, Q; K# d' |2 k0 |$ pHardness, Knoop 214 214 Converted from Brinell hardness. ! U. ]5 y7 t/ F+ }: O' }
Hardness, Rockwell B 91 91 Converted from Brinell hardness. 3 O8 ?! H* p0 c
Hardness, Rockwell C 11 11 Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only.
- d% A5 Z8 G$ X8 ?# ^1 U/ ?Hardness, Vickers 201 201 Converted from Brinell hardness. / x* z; H1 l" K$ o
Tensile Strength, Ultimate 650 MPa 94300 psi
- O& _* e$ X" pTensile Strength, Yield 425 MPa 61600 psi
2 C! }% Z- E* \/ T2 r5 d9 fElongation at Break 24 % 24 % $ c" Z: V$ B: |/ G, k1 P
Reduction of Area 57.7 % 57.7 % $ C+ P6 [. J% d9 a0 E0 ?
Modulus of Elasticity 200 GPa 29000 ksi Typical for steel
! ^5 I9 D6 e* Y* iBulk Modulus 140 GPa 20300 ksi Typical for steel. 0 J# @; ^% ~0 K- d. T/ w
Poisson's Ratio 0.29 0.29 Typical For Steel
4 c1 f! f4 y8 g' b) m% W& b5 JIzod Impact 43 J 31.7 ft-lb normalized at 900?C, 65 J annealed at 815?C, 53 J as rolled
4 w1 e5 h' o( z. n7 W$ ^3 g' c# wShear Modulus 80 GPa 11600 ksi Typical for steel. |
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