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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4 }) G: o4 ^+ T
UNS G11440, ASTM A29, ASTM A108, ASTM A311, FED QQ-S-637 (C1144), SAE J403, SAE J412, SAE J414
5 I8 h" s' E( AApplications 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.0 N$ ]9 B1 J3 s6 d* ]
2 O9 B! I y. v7 w
Component Wt. % " |2 v# m4 q! u$ n$ f
, _$ G. l% I R, g 4 N" x7 R/ G3 s$ R1 V* `3 _+ x
C 0.4 - 0.48 : n4 S2 ?7 b+ t3 X8 D2 U+ `
Fe 97.5 - 98.01 ; L4 G' ?6 }# e
Mn 1.35 - 1.65 : H/ ?$ W8 V& y1 ~# Q$ U
P Max 0.04
8 p) f, N5 R, F# P7 oS 0.24 - 0.33
/ ^- d& ]- y7 ~
9 p+ e5 `. A, j4 e; QDensity 7.87 g/cc
! }, N! Y. S |3 WHardness, Brinell 192 192 + ^1 G% [; ~/ O0 U% S0 ]0 X( g
Hardness, Knoop 214 214 Converted from Brinell hardness. 5 Y4 g0 J& c+ u7 c, E6 G3 V+ v# s
Hardness, Rockwell B 91 91 Converted from Brinell hardness.
# H$ [2 u1 Y& R8 `, nHardness, Rockwell C 11 11 Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only.
) R1 \$ K# h# zHardness, Vickers 201 201 Converted from Brinell hardness. ! G* ]% P* C( M. {; d2 R) u
Tensile Strength, Ultimate 650 MPa 94300 psi
- z0 G* h! A. x% p% ZTensile Strength, Yield 425 MPa 61600 psi
) Q6 j6 }3 A& v. J! WElongation at Break 24 % 24 %
9 X( G. N9 C) t. G3 a4 kReduction of Area 57.7 % 57.7 % 7 y- j4 }) u& i- G
Modulus of Elasticity 200 GPa 29000 ksi Typical for steel 4 _" S5 j& x7 @: H
Bulk Modulus 140 GPa 20300 ksi Typical for steel.
4 _: T0 }2 Y1 o6 V0 O+ UPoisson's Ratio 0.29 0.29 Typical For Steel 4 Q: w+ x/ L/ m& S3 v. |' L0 |
Izod Impact 43 J 31.7 ft-lb normalized at 900?C, 65 J annealed at 815?C, 53 J as rolled - q2 }1 E* R" X( G& j' X5 o& x
Shear Modulus 80 GPa 11600 ksi Typical for steel. |
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