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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
0 U, l$ X1 `0 k4 ~; BUNS G11440, ASTM A29, ASTM A108, ASTM A311, FED QQ-S-637 (C1144), SAE J403, SAE J412, SAE J414; s2 t' a% g# o( ]& d/ y
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.# ^& {' c. n- Y( j
: f8 p( P2 @6 Q) F4 NComponent Wt. %
; d4 [5 y& L9 X8 b8 r r# g- j
4 r6 Q. ^! V' f: |% N ) M: ^: R1 a, y' |4 b1 U# B. I4 i5 [
C 0.4 - 0.48
0 d9 L V( V9 X+ \Fe 97.5 - 98.01
/ s3 y$ j- j+ mMn 1.35 - 1.65
' }4 b* C6 U! ~' U3 ~P Max 0.04
: K6 F8 q( t% c; w/ q2 a: D: `S 0.24 - 0.33
: T- e/ h+ e% F3 ]7 c, [6 r" l, `* ^1 C9 d: s
Density 7.87 g/cc
! d% n4 f D( d \0 G HHardness, Brinell 192 192
5 C+ h* T! X) Q: Y0 W; i5 nHardness, Knoop 214 214 Converted from Brinell hardness. $ T% Y5 r" Y" B
Hardness, Rockwell B 91 91 Converted from Brinell hardness.
1 R& ~9 @& T) k3 ]4 ?+ _/ uHardness, Rockwell C 11 11 Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only.
# C3 [) l; m( Y( rHardness, Vickers 201 201 Converted from Brinell hardness. 1 y ]+ C, I( F* H5 N
Tensile Strength, Ultimate 650 MPa 94300 psi
' Q" e2 \7 `( P; pTensile Strength, Yield 425 MPa 61600 psi 5 r, ~( } A6 g" M
Elongation at Break 24 % 24 %
3 n0 j9 \- g4 E3 [( O4 b# DReduction of Area 57.7 % 57.7 %
4 U$ f, ^2 Y* }2 h& R EModulus of Elasticity 200 GPa 29000 ksi Typical for steel 0 }; R6 b3 }) @/ ?: R3 Z
Bulk Modulus 140 GPa 20300 ksi Typical for steel.
! @4 t) j( Z! K8 ], iPoisson's Ratio 0.29 0.29 Typical For Steel * k4 l: _8 W* Z+ |
Izod Impact 43 J 31.7 ft-lb normalized at 900?C, 65 J annealed at 815?C, 53 J as rolled n0 Z T W H2 X
Shear Modulus 80 GPa 11600 ksi Typical for steel. |
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