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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
6 B! ~. [" z g# o) x0 [1 1 Carbon Manganese Steels, 4 Sub Groups
2 F( w+ f+ D4 D& p• Group 1 up to approx 65 ksi 0 P5 v6 W& Y& l- M
• Group 2 Approx 70ksi
( u7 i4 {- f( s* [: n( r• Group 3 Approx 80ksi , u6 [1 t0 Q+ w' v( ^2 s1 L' A, B
• Group 4 ? $ b0 P4 E, ]) J9 x$ P
2 - Not Used
+ s& P* O B! F/ c1 x. [3 4 3 Sub Groups:- Typically half moly and half chrome half moly
* i' t8 f s3 U) e, L4 5 2 Sub Groups:- Typically one and a quarter chrome half moly' O4 d: `, p! s7 p" n5 f3 a
5A 5 Typically two and a quarter chrome one moly
& x+ f: K; Y0 p+ E/ w2 ]5B 5 2 Sub Groups:- Typically five chrome half moly and nine chrome one moly
7 I+ T( S$ O S) b2 C5C 6 5 Sub Groups:- Chrome moly vanadium
8 [* _* z( U) q+ h+ f- G) y6 8 6 Sub Groups:- Martensitic Stainless Steels Typically Grade 410
3 z# { t) X# _' R8 U' U+ S3 ?) u, G7 8 Ferritic Stainless Steels Typically Grade 4094 \7 O. S+ x7 _% v2 d+ {7 b6 k
8 9 Austenitic Stainless Steels, 4 Sub groups
- X9 d3 }4 P6 Q. y2 ^• Group1 Typically Grades 304, 316, 347
" i7 }: S K1 l, ~' O• Group 2 Typically Grades 309, 310
6 Z& A2 [* |, ]( ]1 P$ y• Group 3 High manganese grades 1 [0 w' H8 U- I4 k7 s
• Group 4 Typically 254 SMO type steels * J+ G0 H; B/ v* Z3 l
9A, B, C 7 Typically two to four percent Nickel Steels: n2 _+ ]9 n- K* m
10A,B,C,F,G ? Mixed bag of low alloy steels, 10G 36 Nickel Steel$ q0 u. @0 A, i6 f
10 H 10 Duplex and Super Duplex Grades 31803, 32750
0 r) x) J2 Z8 A% V5 H0 X# t10J ? Typically 26 Chrome one moly n: Q' V/ y8 Z! B- g
11A Group 1 7 9 Nickel Steels6 O, `" ~" c9 i6 z, ]0 I# M$ A. W
11 A Groups 2 to 5 ? Mixed bag of high strength low alloy steels.
, q) y0 E, e: `11B ? 10 Sub Groups:- Mixed bag of high strength low alloy steels., b/ k" B% B( V9 R) `8 o+ W* \9 y
12 to 20 - Not Used/ n# O; D, e1 w9 E8 k9 r1 T
21 21 Pure Aluminium
2 y3 a7 s5 E) h* s& M* ]! v22 22a Aluminium Magnesium Grade 5000
! Q5 I* Y. _ b' o6 a23 23 Aluminium Magnesium Silicone Grade 6000
) N/ K s& @$ s3 @* @' X+ f- U24 - Not Used
% |# A8 Q# x! F* G* m3 U25 22b Aluminium Magnesium Manganese Typically 5083, 50869 |$ _" R: g- f/ [7 d& `5 M! K
26 to 30 Not used
7 f1 Q+ z( `4 |( E31 Pure Copper' L$ M; D& `9 L i
32 Brass- ? `9 `9 \+ B# d) z' Q
33 Copper Silicone" k" j8 b8 o3 _! Y
34 Copper Nickel1 n4 i4 x7 [ l6 L2 o: o- g; C
35 Copper Aluminium! `. x* {5 L3 F/ U8 b" V
36 to 40 Not Used
( L7 I* x& s6 r; y i$ X% C41 Pure Nickel
# }# X N5 {7 Y& J3 s2 ]# o42 Nickel Copper:- Monel 5007 t @7 U# q* V2 i2 ~" {
43 Nickel Chrome Ferrite:- Inconel
$ i, K: B, b$ [6 _# k8 `44 Nickel Moly:- Hastelloy C22, C276- M: n( O- K8 }
45 Nickel Chrome :- Incoloy 800, 8250 V: T) F v, r- ? M3 P! V5 R# B4 Z
46 Nickel Chrome Silicone" o. g* N4 s& u) x
47 Nickel Chrome Tungstone
$ S4 k# X: R- j4 ]" J47 to 50 Not Used& x# ]* Q/ c# I5 S+ J+ i: ^# Y& c
51, 52, 53 Titanium Alloys
8 b w% u9 _; `4 K4 _+ R3 ]2 w {61, 62 Zirconium Alloys
& B" o. ~* F( M9 j1 t3 n
$ ^: R4 O p5 C2 F+ N, C: q3 Z2 G1 Y希望对你有帮助
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3 o8 J( ^1 G( C+ E[ 本帖最后由 jiangpeng 于 2007-6-21 19:52 编辑 ] |
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