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发表于 2007-6-21 19:49:47
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来自： 美国
P No. EN288 Base Metal
% e/ l) |# T- a1 [ V1 R1 1 Carbon Manganese Steels, 4 Sub Groups
4 S' O4 ~" {: g) O• Group 1 up to approx 65 ksi
# k. ?* X8 g2 _6 M5 [. z" `• Group 2 Approx 70ksi % f. c/ M3 }, u5 w: z2 K+ w' d
• Group 3 Approx 80ksi
, V, U7 ]2 ^7 V4 x• Group 4 ?
. D$ a. R4 J0 t0 j( |2 - Not Used
0 @# l& S6 k3 F1 B3 4 3 Sub Groups:- Typically half moly and half chrome half moly
9 t, q# L8 u6 H0 W2 l* L9 ~4 5 2 Sub Groups:- Typically one and a quarter chrome half moly. R! q* \* p+ l( y+ S4 L# h: z; w
5A 5 Typically two and a quarter chrome one moly$ l8 X, X( ~. G% Q. x! h
5B 5 2 Sub Groups:- Typically five chrome half moly and nine chrome one moly& W* ~7 N p0 l8 [# ?8 k
5C 6 5 Sub Groups:- Chrome moly vanadium
! H) h5 c! L; [# ]) R5 C7 l$ I6 8 6 Sub Groups:- Martensitic Stainless Steels Typically Grade 410; d6 L% h% w7 a
7 8 Ferritic Stainless Steels Typically Grade 409
4 S& T5 G+ ^; M1 g* q% x8 9 Austenitic Stainless Steels, 4 Sub groups
4 o4 X- s7 z% w• Group1 Typically Grades 304, 316, 347
0 O' ?" g L+ o( }" X2 t! u& k• Group 2 Typically Grades 309, 310 : m' y% [, b) E! Q) {
• Group 3 High manganese grades
' O/ H7 P' c& x. n. j S0 U• Group 4 Typically 254 SMO type steels
& r5 i$ ^3 }! B* o$ z: _9A, B, C 7 Typically two to four percent Nickel Steels
& p+ E* l- |. o0 ^10A,B,C,F,G ? Mixed bag of low alloy steels, 10G 36 Nickel Steel
- [$ r0 d8 c: r8 ] o* M7 v0 o6 L10 H 10 Duplex and Super Duplex Grades 31803, 32750
. y; s$ T8 H1 ~10J ? Typically 26 Chrome one moly4 D9 d8 J2 C" W# C$ D" y
11A Group 1 7 9 Nickel Steels
8 K$ H7 `) K3 T3 U( B" t11 A Groups 2 to 5 ? Mixed bag of high strength low alloy steels.. o6 t& Y/ T3 S" C7 x( v c
11B ? 10 Sub Groups:- Mixed bag of high strength low alloy steels.
) q- C9 d/ B# j5 t+ b/ d# W12 to 20 - Not Used! h, t. Q6 K# A- ^( o7 G
21 21 Pure Aluminium) u+ t7 q7 ^' F% ?: w6 Y" y
22 22a Aluminium Magnesium Grade 5000) I1 e& i! j, ~) L
23 23 Aluminium Magnesium Silicone Grade 6000
* l9 B1 N( x$ b' w" ~ R& B' o4 e24 - Not Used7 f( X: t4 r# e, q; l
25 22b Aluminium Magnesium Manganese Typically 5083, 5086
" G9 |0 O$ E: G" l26 to 30 Not used
4 G4 x- S7 ~6 V$ h l$ J0 c' f+ c9 R31 Pure Copper
$ j) o& O) a* {( S6 S/ x3 }* H32 Brass$ G6 o5 h( H3 P; h" h! r: K/ H$ z$ r6 f
33 Copper Silicone/ S4 y2 w- Y; l- @' y& h: U9 R. G
34 Copper Nickel' d% {8 i2 q7 u/ G) B: B& K
35 Copper Aluminium) Q8 t( E5 Z2 M8 R3 S# r
36 to 40 Not Used) g" ~" o. v) W- v3 H% a) g+ T! N2 @
41 Pure Nickel
3 o; Z. C% x6 f4 c42 Nickel Copper:- Monel 500$ [5 i: y" S/ l/ ^+ N- N
43 Nickel Chrome Ferrite:- Inconel0 ?: o# p$ E P/ ^: L
44 Nickel Moly:- Hastelloy C22, C276
& g% {$ c, m i' A4 a2 o' Y45 Nickel Chrome :- Incoloy 800, 825
$ Y9 ~' h* m! j! ]0 O+ F5 n46 Nickel Chrome Silicone
5 c# d1 y e* I, K47 Nickel Chrome Tungstone: } A7 B0 x- e) P
47 to 50 Not Used4 A8 a9 f' {7 \' y" i' p5 q
51, 52, 53 Titanium Alloys
) ^/ A, N* x3 O8 o61, 62 Zirconium Alloys
0 A$ t! ~$ C b/ g6 y' R1 b8 a$ A! ~
希望对你有帮助, d0 w d4 B' f% N" z0 d, K, h7 p% _
0 ^: ~ }7 f8 R" F
[ 本帖最后由 jiangpeng 于 2007-6-21 19:52 编辑 ] |
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