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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! ]& u$ k* t9 \
UNS G11440, ASTM A29, ASTM A108, ASTM A311, FED QQ-S-637 (C1144), SAE J403, SAE J412, SAE J4143 t" M4 h; P; u2 ?5 y! y- ]+ H
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., t$ A, B h2 v* A. ]
/ e2 I* Z7 ^4 C9 y+ U# v* i
Component Wt. %
$ q) t ]0 T7 M$ J
! Q% G5 r. L/ N
9 [/ Q+ z+ _# T9 F8 A, d+ z1 x4 Q2 xC 0.4 - 0.48 ; R3 l+ v4 U7 a- \2 N3 H, k& N
Fe 97.5 - 98.01 ( s* y" {4 ^8 y) W
Mn 1.35 - 1.65
; G A6 b0 T/ L# G' y5 kP Max 0.04 3 @( U$ P, I- o+ v5 r2 w
S 0.24 - 0.33
/ u" B9 C3 D1 S; h! O% Z. g: b) m2 E) V4 z4 J
Density 7.87 g/cc v- t& K1 ~. [ D: I! j
Hardness, Brinell 192 192
5 c+ ~9 M/ t) f* Z! q$ a7 ^Hardness, Knoop 214 214 Converted from Brinell hardness. , k6 H5 F' ?0 p: X. k$ m
Hardness, Rockwell B 91 91 Converted from Brinell hardness.
* V6 w+ G: D8 X' KHardness, Rockwell C 11 11 Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only.
/ H$ j3 ^! i/ ]. Y x8 b: t! E1 e7 t, LHardness, Vickers 201 201 Converted from Brinell hardness.
% F7 d! w( {2 i0 b/ YTensile Strength, Ultimate 650 MPa 94300 psi 9 `9 \5 d* p3 B& R9 U# W
Tensile Strength, Yield 425 MPa 61600 psi
5 K- y$ X4 {( o+ U; gElongation at Break 24 % 24 %
! C: x! Y3 i3 g. f C0 s; r& l& tReduction of Area 57.7 % 57.7 %
% Q( a& I$ e) w" t1 S2 BModulus of Elasticity 200 GPa 29000 ksi Typical for steel 6 o+ X [, g/ Q2 D+ ~
Bulk Modulus 140 GPa 20300 ksi Typical for steel.
# o6 i. ~' g8 O1 B' APoisson's Ratio 0.29 0.29 Typical For Steel ; K8 q5 V! C6 O: O _: P. @6 U0 ]. G
Izod Impact 43 J 31.7 ft-lb normalized at 900?C, 65 J annealed at 815?C, 53 J as rolled
5 n% S7 K( U7 w* \( Y" l" `Shear Modulus 80 GPa 11600 ksi Typical for steel. |
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