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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
6 C0 o# f T4 a( cUNS G11440, ASTM A29, ASTM A108, ASTM A311, FED QQ-S-637 (C1144), SAE J403, SAE J412, SAE J414
' e7 R- R1 P2 S6 cApplications 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.1 |& D# O) x! f3 v( Q- F4 J
( [" h3 v+ J5 v0 F
Component Wt. %
$ z$ D% }- M& O* N% u1 V, u; `3 a" H
9 h- w% R" J. X4 Y6 P, u5 ] 9 z5 ^* r8 P& F4 l; T' N8 S
C 0.4 - 0.48 ( _5 |; }0 \; q! ]
Fe 97.5 - 98.01 4 |2 }& V5 @# l1 E2 }- V
Mn 1.35 - 1.65 - Q% h6 j6 s: L
P Max 0.04 * h6 X0 n/ ]1 X- X
S 0.24 - 0.33
$ ?1 [' _' l( K% k4 Z/ `3 q; H
6 Q7 l% d4 D0 q( r# KDensity 7.87 g/cc - t2 u& I. v0 z. H+ ` p
Hardness, Brinell 192 192 & v: a8 e! L% A7 b
Hardness, Knoop 214 214 Converted from Brinell hardness.
* p% V7 z% Q" ? Z$ a( f; KHardness, Rockwell B 91 91 Converted from Brinell hardness.
3 \4 |; `+ K! UHardness, Rockwell C 11 11 Converted from Brinell hardness. Value below normal HRC range, for comparison purposes only. % b& ? x& f* ~$ w! t
Hardness, Vickers 201 201 Converted from Brinell hardness.
, p! G7 x2 |9 d' M0 a8 tTensile Strength, Ultimate 650 MPa 94300 psi
1 Z3 t7 r0 Y; G* f, d. d2 bTensile Strength, Yield 425 MPa 61600 psi
" c F; j+ [+ uElongation at Break 24 % 24 %
2 ~) E$ {8 C- `$ [0 m4 eReduction of Area 57.7 % 57.7 %
) Z- E0 m, a/ [5 u5 v8 wModulus of Elasticity 200 GPa 29000 ksi Typical for steel
. K# v3 ~ K( l' b- lBulk Modulus 140 GPa 20300 ksi Typical for steel.
1 B* `0 |( x, Y9 s+ uPoisson's Ratio 0.29 0.29 Typical For Steel
2 m! l; F! C8 M% }6 s- n* wIzod Impact 43 J 31.7 ft-lb normalized at 900?C, 65 J annealed at 815?C, 53 J as rolled
i- R, s. x/ L- }) NShear Modulus 80 GPa 11600 ksi Typical for steel. |
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