抗磨镍硬铸铁的化学成分

HEATS

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分类	名称	7 S6 S9 M2 ]' ?8 y$ t& O( B0 ]. I U& \ C	Si	Mn	P	( K6 U, a* v6 ~# x( r S	Ni	+ b3 D/ j& K, b4 j( F7 m' ~ Cr	' ?6 b: s; X6 k; S% \3 Y7 j% n Mo
2 C$ I7 x+ ~- ]# b3 j% } Ⅰ-A	Ni-Cr-HC	2.8~3.6	# b8 g" G( B' u; Z I! o/ ] ≤0.8	8 s" X' d' a# d ≤2.0	* d' v7 B- ~: v8 x0 L! D ≤0.30	3 L) s2 P3 T" `' B, x ≤0.15	1 u0 o/ H) Z" F2 [ 3.3~5.0	) o+ z7 ? p/ T+ ~+ n' W& a: S 1.4~4.0	≤1.0
Ⅰ-B	4 T( ?+ {* E) @- f Ni-Cr-LC	2.4~3.0	≤0.8	4 c* [3 t6 L" r ≤2.0	1 X) p$ J8 N7 }! T7 M ≤0.30	' C) F0 q4 @/ A! t5 | ≤0.15	6 A# U- \6 |. h 3.3~5.0	- ?2 Z; Z- e0 I c3 g: h: M) P& A1 _: V 1.4~4.0	≤1.0
. c$ T* U& E, k7 c% w3 B Ⅰ-C	/ R3 B( W, y- C7 t- z Ni-Cr-GB	5 V; s; P. ~$ n0 Z8 b: A 2.5~3.7	≤0.8	) c1 e2 {$ K# f ≤2.0	; v [6 b5 o) e$ p! h; H ≤0.30	& M2 H; p. O9 C; t ≤0.15	≤4.0	1.0~2.5	' [, r& L' w/ `( ` ≤1.0
Ⅰ-D	0 i2 ~; ] B* r! P3 y2 R& r6 p) U) K: T Ni-Hi-Cr	# E* R: ]! E; x) l 2.5~3.6	0 I4 N" d; k" N4 P" }9 c7 U, ^5 f ≤2.0	% j$ q. B- ] k9 r7 c ≤2.0	≤0.10	8 S) N* ~; Q1 l5 k! K ≤0.15	4.5~7.0	& }; y: |5 ^" N7 U" | j 7.0~11.0	! A8 h* ?1 E, c ≤1.5