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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
) {* T: z3 B8 {( Q0 k1 1 Carbon Manganese Steels, 4 Sub Groups * t1 t' ?+ u2 a5 o
• Group 1 up to approx 65 ksi
; }: L% X% ^ ` x+ D• Group 2 Approx 70ksi ! x8 q7 x% }1 c0 w8 ^
• Group 3 Approx 80ksi
5 v2 Q9 n' G2 l- i* }- Q• Group 4 ?
$ s, y, m3 B! B2 - Not Used* a p6 x& H# H' O
3 4 3 Sub Groups:- Typically half moly and half chrome half moly
) }5 k& N7 H( E4 5 2 Sub Groups:- Typically one and a quarter chrome half moly
8 i+ t) l8 g' u7 a. } j( x6 M+ T% _5A 5 Typically two and a quarter chrome one moly8 s7 ~2 ^0 @9 G9 |0 M b
5B 5 2 Sub Groups:- Typically five chrome half moly and nine chrome one moly
" x; m5 @$ C0 f( `' c9 q7 j5C 6 5 Sub Groups:- Chrome moly vanadium
0 H/ h8 e! m( q6 ?6 8 6 Sub Groups:- Martensitic Stainless Steels Typically Grade 410
& d" }: D' S, Y$ R( H7 8 Ferritic Stainless Steels Typically Grade 409
; g: E) O2 t2 E) o5 y* V8 9 Austenitic Stainless Steels, 4 Sub groups
) R$ P; [2 [4 Y, d$ Z( [* y) N• Group1 Typically Grades 304, 316, 347 ! [. H, r& U) u+ P+ ^4 ?
• Group 2 Typically Grades 309, 310 3 l1 j0 O! C! a9 |- b" n5 V: M
• Group 3 High manganese grades
, `1 e! I/ @3 L• Group 4 Typically 254 SMO type steels " G7 ?( O: P# g W7 V
9A, B, C 7 Typically two to four percent Nickel Steels8 O, z# o- x% z0 j9 d. D5 A1 t3 ?. a' {
10A,B,C,F,G ? Mixed bag of low alloy steels, 10G 36 Nickel Steel
$ s& s: N$ O0 l$ f10 H 10 Duplex and Super Duplex Grades 31803, 32750
* \9 `2 @ v7 [- h9 K& y% `: z10J ? Typically 26 Chrome one moly
o! ]: I! W! [' b( |( j11A Group 1 7 9 Nickel Steels( S" ~! }2 h5 P5 u3 N: C
11 A Groups 2 to 5 ? Mixed bag of high strength low alloy steels.1 P3 x& Z% P& r/ r" C
11B ? 10 Sub Groups:- Mixed bag of high strength low alloy steels.# e K" [+ p. J( O; t K
12 to 20 - Not Used
# A e# Y! O) x/ j( r/ u% H21 21 Pure Aluminium: a1 O7 ?% I2 o" l/ S$ ^ `
22 22a Aluminium Magnesium Grade 50001 q9 h2 Z7 b z8 N) d% x
23 23 Aluminium Magnesium Silicone Grade 6000( k, o2 R% l; n/ Z2 P% j3 @5 x
24 - Not Used
. _$ S) i, v6 |. }& J25 22b Aluminium Magnesium Manganese Typically 5083, 5086: v) ]% Y \6 J( e3 r
26 to 30 Not used
. j1 O. |; r: {$ H6 _! V# v31 Pure Copper
/ A5 R' B! o( E2 }, B. {32 Brass
3 {4 N6 O! ?1 x33 Copper Silicone
* N+ R/ K' x0 P0 n34 Copper Nickel
6 b8 s( K+ u0 I |" F35 Copper Aluminium
& d4 M9 G) W# G; V5 ?' O; O36 to 40 Not Used
* T6 F. E2 R' r% ] L) ^% O41 Pure Nickel, S { _! }3 H" o
42 Nickel Copper:- Monel 5007 t, R- s' M. M3 | G3 K
43 Nickel Chrome Ferrite:- Inconel
! Q6 Z+ w( }8 f& j z$ p- W44 Nickel Moly:- Hastelloy C22, C276/ S8 h+ y! ]! L
45 Nickel Chrome :- Incoloy 800, 825* A! Z& Z& j/ `3 [8 V5 t
46 Nickel Chrome Silicone
8 L7 H3 w( C3 L* v47 Nickel Chrome Tungstone" B2 g$ o! \9 t
47 to 50 Not Used
; o* d1 k- i# \5 w- ]51, 52, 53 Titanium Alloys8 w% b( M8 }% {: ~
61, 62 Zirconium Alloys# e, R- c. v% @" r
7 K! k; Z: |, b' X希望对你有帮助
+ @2 W8 w3 @' p0 T( [% a; L
. D/ P5 ~" j! E! V3 ~[ 本帖最后由 jiangpeng 于 2007-6-21 19:52 编辑 ] |
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