|
|
2#
發(fā)表于 2006-4-5 22:42:36
|
只看該作者
Re: 求助：美國4340的材質(zhì)能不能淬火達(dá)到硬度HRC58-60
Material Number. ~& K" B/ K6 v9 b. J
~1.6565
# O# A2 Z/ R/ ~2 U# G
1 y* v; |: d2 c% t5 @' f! W$ \Steel group
" x( x" w" c; ]: T* {! _" ~; t- cStructural and constructional steels
7 d0 q" I9 N& P1 C" A N7 ]2 T( [" h# B3 L2 _: A, v* G
Symbol
4 O9 k2 I- ?9 ]* H+ H40CrNiMoA; A50403
: |* c& H2 `5 ]3 K i; \! j% Y2 T3 w+ v" _8 D6 Q, O4 N1 f
Standards
; X" q8 Z& F- u0 fGB T 3078 (1994). Z$ C% c# U: Z/ S
Quality structural steel cold drawn bars I9 V3 G' P4 l) h1 d$ K
6 \6 r( t- M8 T# S% _% W6 R$ Z& ~, j* m. J2 e7 C% V& O
Material Number: i# Y7 U. T6 P- i/ E7 y
~1.6511; ~1.6565; ~1.6580; ~1.65828 x! C( f. n9 n9 m
: X; X, u% e* L3 g3 e/ vSteel group
8 M( p1 Z/ J6 |4 z; a2 c1 dStructural and constructional steels. F7 e" d: ~, W% t$ ]
* R6 R% p' N0 I0 XSymbol
# ^0 [2 I4 |. h6 V9 r* G& x4340 (SAE); G43400 (UNS); A 29 (4340) (ASTM); A 320 (L43)(4340) (ASTM); A 322 (4340) (ASTM); A 331 (4340) (ASTM); A 506 (4340) (ASTM); A 519 (4340) (ASTM); A 574 (4340) (ASTM); A 646 (7)(4340) (ASTM); A 711 (4340) (ASTM); A 752 (4340) (ASTM); A 829 (4340) (ASTM); 6359F (AMS); 6409B (AMS); 6414H (AMS); 6415P (AMS); 6454C (AMS); 6484B (AMS); MIL-S-5000 (MIL)0 K8 L! n, t. K+ ~
0 B. q/ v9 o* Y# b8 v
Standards+ u( x2 f; Y9 S/ x
ASTM A 29-99
9 R9 v, n, ~: b+ m: L" D; b( }7 zSteel bars, carbon and alloy, hot-wrought and cold-finished- D4 k+ ?$ V+ l" }' T
% t) u1 n E, i. BASTM A 320-02
$ j7 [8 L! e/ q/ q' hAlloy steel bolting materials for low-temperature service
! t3 s9 K! Q+ c2 ?! C# K$ x
% r3 l, a( i1 P0 p1 E. nASTM A 322-01+ z( x8 H7 T" L' m* {& N# |' B
Steel bars, alloy, grades
7 F( D6 v5 ~# m2 I. j
% j+ u% r# a# d* e7 ?4 c/ _ASTM A 331-00
) y& L3 k0 r' ISteel bars, alloy, cold-finished
0 T; G3 H3 B* v f* [% M& L' x" Q* _7 o+ s1 r7 _
ASTM A 506-00# t4 }& x$ b5 A `: L
Steel, sheet and strip, alloy, hot-rolled and cold-rolled, regular quality and structural quality- h: s0 ~+ U% t* I
0 }: m9 d+ ]5 N+ O S# g% _
ASTM A 519-96
: G* r' |7 x7 kSeamless carbon and alloy steel mechanical tubing+ @% O; W% E& a# M, Y1 z# N& [3 m
% u2 b$ f/ m" Z0 Z
ASTM A 574-00
& [+ n9 A0 s* \$ Z$ G2 WAlloy steel socket-head cap screws
' D3 e* L" k e/ ] h: E3 C4 b! [: ]7 D5 B
ASTM A 646-99
5 m- s. {1 c! @2 l7 P7 _1 Y6 ^Premium quality alloy steel blooms and billets for aircraft and aerospace forgings
* X. Z9 R/ {* X0 i+ k& C) H* L" t9 C3 Y# g: g2 q: p
ASTM A 711-018 A& m. Y" `% f
Forging stock
X6 Z) D9 A6 [0 _/ w) v3 @9 y' O- ^: N
ASTM A 752-981 V1 [: c6 w$ n. ]' Z {
Wire rods and coarse round wire, alloy steel
. q2 _7 @9 j6 ?/ }2 Y" g2 l0 W5 k5 p# ^9 [/ ]
ASTM A 829-00
5 {/ F r3 M, l* i: Z/ N; a8 \. zPlates, alloy steel, structural quality
" N% ]5 B) k3 e3 v3 W9 r* U; t
, G0 D7 A z# ?: k, Q9 M3 T/ fSAE J 404 (2000)
2 g6 I& f9 g* }' T N1 nAlloy steels
9 E$ K3 v, m9 ~ |
本帖子中包含更多資源
您需要 登錄 才可以下載或查看，沒有賬號？注冊會員
×
|
QQ好友和群
QQ空間
