成 分; f: e/ F' T% r! n, Q" d
| JED-723-0* m1 N5 v: f0 q: ?5 C3 p: [" [
| JED-723-1! L# I5 s8 ?; m: L
| JED-723-27 a9 L5 b% [) e: L' s9 h
|
碳 (C)5 v/ o3 [9 G% V. v+ F
| 0.37~0.45" I" r* T" R7 K5 K- k7 ~- O
| 0.30~0.393 ~/ A# P. E9 y! M- J
| 0.27~0.33
% b) \) a2 e. t* t. B1 M |
硅 (Si)8 Z5 `+ y% _1 u4 }+ x4 g' a- G
| ≤0.40! R& b$ e q% ?/ r9 L5 @
| ≤0.40% l A6 @& I- i: |& n
| ≤0.40
/ }. w! W/ H$ r ^) }- r |
锰 (Mn)
# U# ^" z# l, |& R$ ` | 0.55~0.907 j7 k# X H$ k, c0 |8 |5 S% o
| 0.50~0.80" x* w7 K, Z2 X6 S, n3 X
| 1.15~1.44- ?6 P1 E- R( k2 v) |) ^
|
磷 (P)6 J- s6 V4 B) V/ [. E
| ≤0.35: i9 |* ?' N7 \4 ^& A
| ≤0.35
/ U: t B, A9 P, w* Z9 H o( G- ` | ≤0.356 F) Y" u. R: J. C
|
硫 (S)+ x- x8 l" ?- q: @$ }7 \- _
| ≤0.352 ]$ Y, l+ w- K
| ≤0.35
- {' w) G; A0 j% h! | | ≤0.35
; T. G# s1 q* Y/ ] |
铬 (Cr)0 Q" @- ^. W2 d- O, ^$ \. A# }
| 0.70~1.259 C1 ~5 r. ^) B' ]& _
| 1.30~1.70
, N; p: b3 G+ t& v8 s0 q | —
( C9 W Z# k' \2 d* \- R |
镍 (Ni)
6 h( ?- @- E! _* } |
( V+ H; o! i* W( [ | 1.30~1.70
% O t+ h1 f) d. {' C | —
, R+ R W0 R7 |+ ] |
钼 (Mo)
2 Q. f/ b* F1 O | 5 w2 m0 n1 b0 e; w3 p
| 1.30~1.70
# a. s5 [% ~( m3 u | —
# D/ _0 {! u! z$ S3 P8 r! ] |
铜 (Cu)7 \* O b, Y# W. o# s8 y9 \$ \9 P
| —
/ x4 ]6 q( v6 y) g, k# L$ |, H! q | —
# b3 E8 r9 |: B+ e& @) y4 K | —
/ Q. E5 t: Q" T1 I# }' M& r |
硼 (B)$ M. }1 [1 ]3 l8 ^
| —- k8 [7 T+ s2 R7 Y! T
| —
; G1 Q6 D/ d9 B: T | 0.0008~0.005% J; {$ \% U$ K! A' Q
|