铸造不锈钢的化学成分

HEATS

2 c+ u% p" e# M' H: W/ S7 i0 c; {4 ?1 g X2 ?0 l% J5 |' m \4 X3 I. h+ H$ h2 E% o- h) ~8 i7 d( y4 o+ Z+ t# o R/ {1 C7 k" p% z: M- B) C: f5 X$ A% x! B0 ]$ p7 y! a6 K. G! i y# J/ B3 t B/ i' y" L! I' W7 U4 |, q, l _) c4 w4 p0 d o: @* S5 \, m4 R5 o4 P! U8 f$ d+ F5 H. k& n1 g! c! {+ I9 J+ X! B8 Z9 X5 j/ z6 N) K4 Y2 F- k% {* ?8 j$ O( P6 N" e- {& K4 t+ N, F4 J! d* @/ H7 K0 X) b. K* R6 E9 d( Z) t; o. @! \3 r- |; k$ l8 h% Q- A0 v+ o: W: i8 ?4 ]( a" h, j3 n4 i2 n4 [* \3 c+ V# c8 J: H: ?6 @0 V( K4 i. Y0 O& F% g2 q* A$ d; r3 b" q G) ^/ o! {& ~1 L$ G' j5 t* K0 F% s) {% v+ ]0 @/ ]% }% C t2 k( U# J6 ]. O: l, l7 H/ P" ^$ U, Z7 H; j, c/ d1 Y; ` `8 p8 m% \& d& ? c+ A) _9 Z' K4 T& S, M v! j* r1 @: q, z! Q- L9 O' c! D% v4 A M6 B) o; }# ], T# C% f) a) L E6 m. ^7 b' O" ?( a2 O1 |- [( K( n4 H$ H% x5 r3 L L# n& E. `- `% k' @4 T b1 _2 l- L; q$ Z' p1 k7 c( r! v5 y: i" H. G( z3 ~# d! M. v* o6 D5 N j- r: L2 c& }1 B7 L$ L4 F8 C- }+ ~2 _4 E. T) G' |! p0 K: x" v) C7 D0 K f; F; h6 d5 F6 ~4 N [/ K9 x1 N# i6 F: y9 c6 D) U9 S3 X& w0 L: p4 o" W% |, V+ c% N! P0 w: Z9 H z# Z) y9 Y+ ?- Z5 j) n% @! e: n3 }2 S9 Q0 }6 D/ K) ?" _$ {7 i' C, U0 u3 G. V3 x/ j. G& U2 {3 C% y3 y7 V1 Z: c) P: {7 w: r2 C9 t) W( r: z+ V" t& @$ Z/ c3 `5 s5 V, j7 h" `6 C6 r& a4 M7 {( v& V& p( H: k, U# y* j* S! h, ^' M4 R6 D6 T+ g& U- Q ]% X- ~* d3 t! X; V( s- O3 {$ L U6 `. v6 Y/ K [ t7 _6 }) q, Q+ U5 Y4 N+ M( N/ ?3 f0 }1 g2 H: {$ K. s2 t9 ~' `4 u( x+ P ~$ v0 f! I7 j& T$ u% p1 I1 d3 }7 |9 \& m/ k, y+ [6 ?7 K& C, x- H2 z6 { t) C. z2 C) ~- v- j% m& t7 G- F; j+ V- z. ]/ p( n7 u/ h4 { k6 @0 Z. u! | _! k* Z. U+ n6 I& w3 B' @, C" ^( V8 p$ e) s+ D4 u7 G: G# ]8 H. n9 Z1 ?' H. N! F4 ~; g8 b" K: o" `8 G7 |3 W: k* [1 f- l! u! |/ |- B# M q0 R# F, B% _& p4 B% [5 _. H; x+ P6 E, U/ Y7 d: o2 }, P. v" H7 v1 d% p. V" c2 k, F& k' r- s7 S8 F8 ], w" T1 D! k. u7 `4 d9 K, t3 b4 Q" _: a1 M* ^% @+ f8 X2 O7 M9 T& V" J" [ F3 I% r5 L8 Z4 e4 V9 W' W4 }% u) ~, t8 f1 I" S! O" o: S* J' S0 K$ m' N/ M+ I: C" H( b9 q; h) H6 ]' l, j- x$ {; E* V9 N/ @2 s" `/ P! N7 j$ x) a8 V z$ f; r* c. u- b+ u2 z* \* N- p8 c* _. W7 H c+ H& _% U# \0 m% K, S1 b6 Z( i# F/ D. r7 C4 l. Z+ ?: e0 ]( n3 e: |( |5 D; v2 n1 j3 m6 L" C! i! u& b9 A3 x1 h5 H9 l9 w0 u* e- q4 _+ e& F: m" Q+ v* P5 Q( O `; a5 w; d! `5 u. u$ k: n) d: O; c! G( F4 V% v% H3 }0 Z% g" v2 y% L, e, O; l1 q: N$ ?2 e" w3 W7 ?& ~* b3 }* w6 m6 d" w/ X* y2 I9 H/ [! m) L; B# w; g& X6 t& U6 F- J% l0 _+ X. [- J, ]! {( i: D' o* \1 o, U& Z) B% T( |/ y5 L& h6 z1 j) C' X- ?5 `/ K+ ]7 _0 A# w; }) @# [0 E" e$ o* G3 O( s- c) ~1 l7 w; N4 n* k0 k: v/ ?+ k% l' d+ R6 T! N( y; P7 x- f1 u, v9 N% H5 I F2 _; m7 c$ p+ G1 r5 A, F T8 q/ j8 a0 S; R S& ^8 e0 l0 Q$ ~& e! t& S0 E8 x4 o8 j& V# U! n) V/ f9 O3 r2 ~* k8 {( G: z. L$ V/ V" Z6 v! G' N! _/ K6 C. j* m, u0 u" z& a9 g: z2 A' C$ L v1 I& M8 J1 L5 s* x- E" ~; Q3 A+ Z4 | p6 e% P: M/ R. j: B8 S* _6 e6 X- w z2 s3 s$ k6 Q6 K3 h# U( e/ ^ _ x, d; d# P: d0 U8 G1 ]: U" L8 e$ m: f9 U; d. L/ Q% o% V! O* }, }, R9 V$ ?( ?9 p; U/ m) v' u4 } ^; t+ S/ i8 s, I+ q8 B- k9 E) |8 H9 f6 F. p" P8 r* A" o, N/ `0 c3 _7 {0 |2 c- G& M0 X5 S" c* X y: A8 n& v* L* W( ~0 t. B# C$ E' m# F3 e8 }( e1 E% j$ P R( n! _0 x' [1 {" U$ l4 H: z$ s& K# a! ^9 n5 d; k* {, c; ~* a/ o* N: c9 A2 Q4 i8 O% c# x1 H, Y" H3 P7 E) X) ?$ h; P: I. K, ~* P5 y& P: L; n6 y: I8 P E3 i- S% R- e4 O7 t* ~" Y' ]+ B7 E4 }! o! G6 x: W. m9 \$ F9 A; A$ k, B* i G+ k9 m% A8 S' Q0 u- T" l3 g6 A' d; c9 L+ R: S4 ?: }& n; B F3 ~" y* q$ h4 b" x. h* D, a, u) |0 ^: C% f# V7 G0 v7 N' Q! {+ B1 d( O; O7 D" C) _8 Z/ S, G/ P6 _& X! b/ S4 ?. u3 [- Q+ Q) a( G2 M4 i, R- `' `1 \" U7 u9 E8 V. b, A( g4 }0 @# O. Y& m1 l$ ^! \. n! z; J4 f! L$ x& L+ _5 _& ~+ w& d4 V% R$ a: ^, I4 h! N9 Q" Y% V% }0 x- L+ g8 x) Y, N6 o0 G/ f6 U, V0 b( J$ K7 T+ r+ J2 ^( f7 u5 e r x% a4 p4 `# g2 j/ o5 F4 B! c0 u9 X9 x7 Q$ z3 X- q" C* B4 W7 h! n' v3 z0 V9 o9 g1 Z0 T8 z4 I( t9 C+ g4 n0 B) p' ]; I6 ?, z2 B- W7 _3 a4 W ~5 b5 K" I: Z7 [/ ~5 o' ~+ y9 Z7 y$ r; r5 J) n+ T8 ^* J, {: e' z, k J6 P* A" h. V* N; F7 u+ W# C& k y6 g% N r- L% W; ^" E' O% X6 B5 n: `- \/ p% h( _) j0 v' n" }, Q4 M8 } V) ~9 y3 ^1 f

( ~6 ~, O1 I# r" x 牌号	5 B& M) ] s8 {4 x) n& s1 x7 R- p 化学成分（％）
	C	Si	- d) s& e( F; x9 ^# m3 p% c Mn	g) ~2 Q+ s/ L% }5 |. Y P	S	Ni	Cr	& C: p! o# ~8 V7 X/ H- v Mo	Cu	其他
9 Z$ t" x4 T/ b SCS1	: j7 o. |; E; x8 A- v, z3 d% q ≤0.15	* _' I; v: [, n ≤1.50	≤1.00	≤0.04	≤0.04	c+ R: i. k8 W$ t ①	, o. S; A0 g/ o4 v 11.5~14.0	②	+ B* x- Z* e* \, r. H8 g
SCSCS2	0.16~0.24	+ }- V9 K0 z% F0 g" L) h- y6 o ≤1.50	≤1.00	≤0.04	( H8 T/ C1 c- S ≤0.04	- J1 {) s) ?4 W! @4 E ①	7 y/ k) }, `( d( D- H 11.5~14.0	0 B7 h6 w) F& K' D ②	9 ^1 V$ o& F; `# W& o7 G6 S1 g
SCS2A	+ `; l7 g: Y- Q: V+ t9 }, l- F' W 0.25~0.40	! X2 X9 t7 c: A' d ≤1.50	7 D! \# N7 ?; N0 \ P3 f ≤1.00	≤0.04	≤0.04	& x$ c5 a* z/ P; q' C5 z ①	! _; ?# k7 u$ n% M) N 11.5~14.0	②		" i0 L& Q% l2 }% M. M
SCS3	. g- J& P$ @# w, p w# D ≤0.15	0 H& x; h. O+ y* x, J$ ]& f ≤1.50	≤1.00	- q6 s- r& c6 |: w5 R" e1 ~ ≤0.04	≤0.04	0.50~1.510	11.5~14.0	' p2 c# h [: w 0.15~1.00
SCS4	≤0.15	≤1.50	≤1.00	≤0.04	) a' N/ u2 {( i3 \7 Z ≤0.04	0.50~2.50	7 g# s/ E: w- \ 11.5~14.0			5 ~. G( Q4 x. X' H1 x m8 g
2 o) p L0 [7 o: _! Z/ d( |0 u SCS5	≤0.06	≤1.00	) t5 [$ |6 T' h/ u ≤1.00	≤0.04	≤0.04	& ^' T' ~$ k# x8 E7 ~ 3.50~4.50	" i& W+ m" h, q5 Y: e. a 11.5`14.0			6 o+ H- p7 f2 A" g: F0 k
9 n- E/ R5 N$ v4 u! O SCS6	≤0.06	# |1 {5 \/ S8 J ≤1.00	≤1.00	≤0.04	≤0.04	3.50~4.50	- E) j6 H' p9 Y, z2 r0 w ~11.5~14.0	0.40~1.00	( o* x7 a7 l6 t. B, V4 S	1 o) Y- f6 @6 [4 |, M
/ b. U# A2 J9 e [ SCS10	≤0.03	+ w: y* n; o8 F8 h- K; |3 ?1 Y6 q ≤1.50	≤1.50	$ s" C) F' S. m8 q1 U ≤0.04	≤0.04	4.50~8.50	$ Z% H5 B$ |' w9 Y 21.0~26.0	1 J# V+ G" i, w* W, ^ 2.50~4.00	9 R& r! F2 i/ @3 a0 a	N0.08~0.30③
% |) u4 Q" X- u" T: A3 F SCS11	3 U3 F1 _! ]' {6 G6 S$ d ≤0.08	/ {: n* i# Z# u" o ~/ n! e: Y6 F ≤1.50	( G! p" T* ^. X) _8 I ≤1.00	≤0.04	/ a2 }, r/ E% } i3 ^ ≤0.04	/ \0 I( w9 \# S P+ l2 U) s 4.00~7.00	3 e2 q% ?. `$ Q 23.0~27.0	_* [' w' j- u$ a( ? 1.50~2.50	- Y+ y" d% C4 o; u4 y& [: ?3 n	. n, q# J7 G% {6 |$ h7 ^
SCS12	# H( W; ^. ^: y8 C ≤0.20	s9 ], x# ^2 r ≤2.00	≤2.00	≤0.04	≤0.04	8.00~11.00	18.0~21.0	* z, P9 R/ c. L. X8 R4 u5 x) a7 z	1 J* X3 S5 o1 o( y5 n: h: W	- J) f2 t1 u8 ?6 h2 G. }
( o7 f# X: x$ w3 V4 `' | SCS13	' F/ R5 D; Q: f; K, w- Z; r ≤0.08	8 T, T5 `: z& i B) A. @/ |. k0 ~ ≤2.00	6 ?2 P' E h6 j T: ~: O2 P1 D3 g# q" R ≤2.00	/ T+ l0 s+ b& k; ?6 Q ≤0.04	& f+ o6 j5 ^6 X, n# Q2 B v, q ≤0.04	8.00~11.00	18.0~21.0	1 H( [; B) ^) U; v' d% x" I8 }	! M! ]5 l- o% _/ a- Z# W a	7 f) j5 G2 [8 }+ R/ R
SCS13A	: T/ ?. h, R; a4 ^0 L6 S ≤0.08	5 F' l X4 f# R1 I ≤2.00	$ o9 ?7 T. X- [; V' p8 K ≤1.50	≤0.04	0 F# Z, N% A! S ≤0.04	8.00~11.00	18.0~21.0	@$ r; y4 ]# |& J; O6 a4 k5 I3 s		. ^! c& A$ k1 q: ~6 A- M# @
SCS14	. ^; H4 w3 j, F9 f2 T ≤0.08	~2 t& \! |0 V9 `2 r V ≤2.00	≤2.00	- O" [5 _8 {- ]% Q9 r ≤0.04	* R; v; ]* l! E. ^# F1 b ≤0.04	10.0~14.0	17.0~20.0	2.00~3.00	" h9 K& n1 E- _& c& d; L	' W0 ^4 {! ?7 \
SCS14A	≤0.08	≤1.50	9 ~. |7 b/ X: G( F Z ≤1.50	≤0.04	' K& T$ i& `* b ≤0.04	1 ~, W5 f) L( Z/ f$ w 9.0~12.0	18.0~21.0	2.00~3.00
SCS15	≤0.08	≤2.00	7 Z/ I0 d" u1 I1 m& I ≤2.00	≤0.04	≤0.04	# P9 X, l# r2 p, e 10.0~14.0	1 p6 c& X3 B# s 17.0~20.0	1.75~2.75	. x9 A' m: g" ]( o3 m 1.00~2.50	5 {& A. P8 ]+ B- ?1 A% f( v5 y, X
4 J, Y- f3 J7 |) v+ p1 z SCS16	≤0.03	0 X# \" ^) N5 N, g! e4 k ≤1.50	≤2.00	≤0.04	≤0.04	12.0～16.0	, l+ q) ?1 Z9 V 17.0～20.0	! X+ q, [% _8 k5 y 2.00~3.00		; y+ `2 e2 d6 B
SCS16A	2 {1 l! e/ A9 _" \: A3 w) H4 D ≤0.03	" m/ m0 r0 j' ~0 P7 S ≤1.50	% M# G4 X8 P9 n9 p1 F ≤1.50	≤0.04	≤0.04	% k: S+ x3 a2 z1 z 9.00～13.0	17.0～21.0	2.00~3.00
6 E( A* \! _" K( I SCS17	≤0.20	≤2.00	≤2.00	≤0.04	≤0.04	12.0～15.0	22.0～26.0		8 g( V' M- _4 i( d( h* p	' v7 x: i! h2 k6 ~5 x$ K
SCS18	0 U8 N3 ?8 ^$ u! b. W+ s2 ? ≤0.20	≤2.00	. N6 n$ n0 D* ^2 F* p$ n ≤2.00	- H& z; W9 L4 E9 s5 M! J6 b& n6 f, m ≤0.04	≤0.04	19.0～22.0	23.0～27.0	% v, R6 A7 M7 o6 H		7 L9 k2 Q2 K4 _4 a. S: v, W
SCS19	% V3 ]7 F: H! c, l ≤0.03	" F2 `2 B$ C3 U( \: v. q ≤2.00	7 u0 ^; r3 {% r( u# \+ U$ j ≤2.00	≤0.04	* v5 q2 |' h2 s0 K ≤0.04	8.00～12.0	7 V1 \5 J7 F5 W0 ]; ^ 17.0～21.0		+ [2 o7 C5 W+ q' A8 @; b
* ]+ V J2 ?9 m; P( _) i3 i0 t- m SCS19A	≤0.03	≤2.00	≤1.50	6 g* ~5 l* [, s& A ≤0.04	≤0.04	8.00～12.0	17.0～21.0	& o3 T; F" i! P6 ]* }
' |1 H% \1 l- a: }& Z8 l/ { SCS 20	≤0.03	≤2.00	≤2.00	≤0.04	" ]% d" \. w: M) \6 i. ` ≤0.04	12.0～16.0	- ^' b+ H$ B% F0 V. A+ f 17.0～20.0	1.75~2.75	3 G) R2 J* Y h& Q 1.00~2.50	- ]0 a' [' v" J J2 u
* A O' ]9 w3 v/ D' C$ p( P SCS 21	+ F) r1 k" I: d! ~4 P' Z+ M ≤0.08	≤2.00	, S9 V+ g7 ]3 E t% f; H ≤2.00	≤0.04	≤0.04	9.0～12.00	18.0~21.0
5 F: L9 N7 x8 O SCS22	≤0.08	7 P' E8 [6 I! M) \" A ≤2.00	' h4 X/ e3 k( n8 o! c ≤2.00	* j+ N( t( l9 k ≤0.04	+ Y2 O1 Y9 `4 Y* p9 B ≤0.04	* K# Y6 M5 i0 v2 F 10.0～14.0	17.0~21.0	2.00~3.00	9 a, Y! R( ?% p5 m( t7 d	/ W2 r3 ]9 v4 H7 O: ~$ M Nb+Ta④
SCS23	≤0.07	& {* J8 n: D5 i) L. A ≤2.00	) `6 a0 Z" ~% g ≤2.00	≤0.04	6 H7 X) ^- t' S9 b1 N+ V- ? ≤0.04	* t/ G5 V% D, F8 l; i 27.5～30.5	- I$ ]1 p; b6 Z, R4 \ 19.0~22.0	2.00~3.00	3.00~4.00	- b2 O# `& ?, t. T2 o5 \5 s Nb+Ta④
/ @9 d6 e7 \- z8 u- t5 s. z' h SCS24	≤0.07	! q* G5 x1 }* H' h( V: ~ ≤1.00	≤1.00	6 ]: K! N2 y% S9 f, `- Z8 h ≤0.04	; @" j( L0 n9 q% o0 S' S7 ? ≤0.04	3.00～5.00	4 u5 R6 |: E/ K; h 15.5~17.5			$ H- w) ?8 [1 _+ a! ? Nb+Ta0.15~0.45

①可加入1.00％以下的Ni。

8 S+ ?# L: a, e h. J

②允许含0.50％以下的Mo。

③必要时可相应加入表中未列的合金元素。

④Nb+Ta总量的下限为含量的10倍，上限为1.35％。

; B7 g. M* c- C/ h! h