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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 Metal4 [* f4 `( R5 E1 R# r
1 1 Carbon Manganese Steels, 4 Sub Groups : J+ t) Q* h5 `& q# O& e8 B, R
• Group 1 up to approx 65 ksi
$ x) S( ~7 F/ b8 L$ T3 T) A• Group 2 Approx 70ksi
( x1 m. s, _ ?( _1 y• Group 3 Approx 80ksi # \" W; m" d. N2 W6 W
• Group 4 ?
8 E* A7 M6 @- w/ H2 - Not Used
' {4 v% X; e: c0 e9 z, ^3 4 3 Sub Groups:- Typically half moly and half chrome half moly0 g1 _* s, M5 d4 M3 a- q" e
4 5 2 Sub Groups:- Typically one and a quarter chrome half moly, z: {/ z0 C1 z1 ` i3 ]" c' a9 ^
5A 5 Typically two and a quarter chrome one moly6 M; R" t/ Z: r
5B 5 2 Sub Groups:- Typically five chrome half moly and nine chrome one moly
0 ~0 K% J/ O% Y5C 6 5 Sub Groups:- Chrome moly vanadium
, h# @3 R3 J- {$ D* j6 8 6 Sub Groups:- Martensitic Stainless Steels Typically Grade 4108 u5 k, ]3 [, G: A- V o3 @/ i
7 8 Ferritic Stainless Steels Typically Grade 409
0 d! c* Y3 d% |- s M8 9 Austenitic Stainless Steels, 4 Sub groups 0 H4 X# g8 j; D% J
• Group1 Typically Grades 304, 316, 347
3 M; y4 v( J6 C% q3 _: H: O& a• Group 2 Typically Grades 309, 310 : I3 n8 u1 S$ o4 P$ B$ h
• Group 3 High manganese grades
2 H: t! X' ~, g. @8 F• Group 4 Typically 254 SMO type steels % |+ ?2 ~4 X# @$ Q5 h s
9A, B, C 7 Typically two to four percent Nickel Steels
1 w0 m3 [8 d# i) M. E10A,B,C,F,G ? Mixed bag of low alloy steels, 10G 36 Nickel Steel
6 r, G: I6 E5 j K! k% u0 S9 E' C10 H 10 Duplex and Super Duplex Grades 31803, 32750) y+ d( K7 m) s1 t
10J ? Typically 26 Chrome one moly* M7 q1 ?" R% i( I$ K, t% L5 T
11A Group 1 7 9 Nickel Steels
- t" D4 h5 [2 j. E. }11 A Groups 2 to 5 ? Mixed bag of high strength low alloy steels.
3 u# d8 e* J7 k" f11B ? 10 Sub Groups:- Mixed bag of high strength low alloy steels.: o& E$ b2 d* |6 |5 ?6 U j. b
12 to 20 - Not Used2 F& q3 i1 n! |! z2 T& A
21 21 Pure Aluminium6 Q) Y# e# e- e3 X# x& v: K+ H: b
22 22a Aluminium Magnesium Grade 5000
: K2 B5 _/ d9 e$ Y& M23 23 Aluminium Magnesium Silicone Grade 6000/ U. \2 _' u1 s: L
24 - Not Used1 I# y5 [. h% N- M% ^: Q" h% T2 y8 Y
25 22b Aluminium Magnesium Manganese Typically 5083, 5086
; a8 ?2 t; g9 V5 R26 to 30 Not used
3 g. [8 P! _* N8 T31 Pure Copper) p# ~( Y0 m' z. Z
32 Brass' F+ ^) q0 j) r9 H" {' }8 A
33 Copper Silicone
4 X* d& Y Q9 m$ e3 k1 v( N" X% ^/ o34 Copper Nickel
( g( K, M1 V' H* H8 n35 Copper Aluminium; p. e6 A& p4 T
36 to 40 Not Used
9 s1 [5 U3 O) ^+ d) }41 Pure Nickel
. h- l$ a0 O, m% S42 Nickel Copper:- Monel 500
, l) y' j- [, X9 r, j# c: [8 v* S43 Nickel Chrome Ferrite:- Inconel
! k" S5 ^" m( W5 F4 R44 Nickel Moly:- Hastelloy C22, C2769 W4 s" {! e1 y. Z% k4 q
45 Nickel Chrome :- Incoloy 800, 825
! G3 c. G" M9 p8 ^46 Nickel Chrome Silicone
3 O. A/ s4 m- }: [+ R47 Nickel Chrome Tungstone
" F8 ^1 O+ \ N u. b47 to 50 Not Used
' @5 ~: B2 R: M. ?7 k4 }8 l9 p6 V51, 52, 53 Titanium Alloys/ ^# ^- u! c" Y& U
61, 62 Zirconium Alloys2 D* p- y# E2 h5 _' ~: u
9 h ?0 \) `9 _8 x% [- Z% ?- u! z
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8 W3 h$ f, b6 `! W$ I0 N, f[ 本帖最后由 jiangpeng 于 2007-6-21 19:52 编辑 ] |
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