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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
: _& P: J) y: C1 1 Carbon Manganese Steels, 4 Sub Groups
/ e+ g& F: c Y6 r• Group 1 up to approx 65 ksi : I) U+ L8 W5 D# r* S
• Group 2 Approx 70ksi
$ [1 t9 w$ P3 ]/ q• Group 3 Approx 80ksi
0 J9 ^ [7 b( [3 n• Group 4 ?
" |9 Y: u/ J9 F+ [- F! N2 - Not Used# G9 l4 `2 B6 P
3 4 3 Sub Groups:- Typically half moly and half chrome half moly- R" m8 U* I e% Y, @/ a
4 5 2 Sub Groups:- Typically one and a quarter chrome half moly
. v5 z6 ^9 i. ]$ r5A 5 Typically two and a quarter chrome one moly& D4 D9 v/ U% L! U' @: K
5B 5 2 Sub Groups:- Typically five chrome half moly and nine chrome one moly
& c- \2 M z3 n+ R5C 6 5 Sub Groups:- Chrome moly vanadium: Z# v) i; l/ V0 r
6 8 6 Sub Groups:- Martensitic Stainless Steels Typically Grade 4100 M4 o+ f! ^0 m% d9 T. U" r/ r" A& p
7 8 Ferritic Stainless Steels Typically Grade 4090 t" F0 t) y7 g6 T! O
8 9 Austenitic Stainless Steels, 4 Sub groups
3 z1 L) s4 Y- v. c! s• Group1 Typically Grades 304, 316, 347 ; j: d% A% V& }0 e; G v5 e
• Group 2 Typically Grades 309, 310 - h( G7 o. l$ N' y/ n+ J: d i6 L4 b
• Group 3 High manganese grades
4 _( r1 |5 S9 l+ _0 ~0 R# e' r& Y W• Group 4 Typically 254 SMO type steels 6 w. M2 m1 U% v8 Q8 @2 U. n
9A, B, C 7 Typically two to four percent Nickel Steels
9 O2 p% B1 F O" v10A,B,C,F,G ? Mixed bag of low alloy steels, 10G 36 Nickel Steel6 g! ^3 }1 _3 t' `. F& Q
10 H 10 Duplex and Super Duplex Grades 31803, 32750
- C8 C# u. }2 u7 T10J ? Typically 26 Chrome one moly4 |6 e4 j6 r; ^/ d: q
11A Group 1 7 9 Nickel Steels
0 W! H! Y. k) r) q' S' ]% K11 A Groups 2 to 5 ? Mixed bag of high strength low alloy steels.3 o1 {5 m, O& \6 b- X# [2 D& l. a3 \
11B ? 10 Sub Groups:- Mixed bag of high strength low alloy steels.
: ]" v# }3 `4 `9 s9 C& v12 to 20 - Not Used
7 z# a! t6 I4 Q& F9 `; ~& [' l21 21 Pure Aluminium1 N& Z4 A9 c3 b! O
22 22a Aluminium Magnesium Grade 50006 k3 p# ^- l7 k$ L+ e7 u
23 23 Aluminium Magnesium Silicone Grade 6000- H3 \7 Q' R) L( ]
24 - Not Used
f4 y. n9 `7 K: V( X, M25 22b Aluminium Magnesium Manganese Typically 5083, 5086
( q4 `, }/ ?; R1 g- R26 to 30 Not used4 [+ p. ^) z; q
31 Pure Copper
1 t8 ~8 U9 ]. [; O. d9 _: @32 Brass
' X; r p' l! Z [33 Copper Silicone
( d. W I7 t9 ]+ h: k8 e. g34 Copper Nickel' U$ _2 y; k, @- }
35 Copper Aluminium
. \8 x/ U. X. d3 Z0 ^3 f36 to 40 Not Used5 q9 b% d$ I; I* Y7 s
41 Pure Nickel
3 n, g1 C+ g. L# x, l% o( w42 Nickel Copper:- Monel 500
) H3 ?( o/ l2 p43 Nickel Chrome Ferrite:- Inconel$ F" {' N& k6 r1 Q0 ]
44 Nickel Moly:- Hastelloy C22, C276
3 U) N: c+ B y- x% v45 Nickel Chrome :- Incoloy 800, 825
0 M: r: u- k0 d+ A/ r) \46 Nickel Chrome Silicone' |6 P- D$ Q+ E
47 Nickel Chrome Tungstone9 X& {3 n7 E/ g
47 to 50 Not Used
! M" ~! @! Z* }3 A! ~9 i( c51, 52, 53 Titanium Alloys
4 P7 G6 x. g" ?/ w$ {* S" C/ Y5 Y61, 62 Zirconium Alloys& D7 A: k. |( ^! x
4 v1 ]! J$ E. u希望对你有帮助
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3 ^6 j+ \% m5 U6 M/ u, w2 C/ s[ 本帖最后由 jiangpeng 于 2007-6-21 19:52 编辑 ] |
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