耐热铸铁件的高温短时抗拉强度

HEATS

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牌  号	下列温度(℃)时的抗拉强度ób／MPa					牌  号	7 E H$ T$ N1 P) s. a h 下列温度(℃)时的抗拉强度ób／MPa
	500	600	700	800	( y q! g- Z4 ^% N0 u8 T9 f$ p 900		500	9 ^, O' ~( o, Y' {! A, x 600	8 t W; v# g" \$ _ 700	* V5 [# F" L8 |+ s R1 J; |/ V 800	+ v( C& L) z; s( t% i: ] 900
RTCr	225	144	---	---	+ {# {% g/ @. e9 n: L5 }" I ---	RTQSi4Mo	---	; O& b5 u. f9 {8 A1 ` ---	) m, ~$ c9 A3 I a' q. o; T 101	0 g3 T2 u: ^8 r' J9 \) f& @ 46	* r I! Y; m, w/ I/ o; r7 A) r ---
RTCr2	243	e! W8 u9 ^; D8 |4 B8 b 166	---	* g" _1 a6 T s: B/ R ---	---	RTQSi5	; t* @+ p, Y! p8 G ---	8 x {5 E! b4 m+ Z! z ---	% i5 t* S% t4 W0 I 67	; ~! p. L7 U) Q. Z0 r 30	---
p+ D+ p3 Z5 @* {% j RTCrl6	---	9 l/ Z7 x6 n9 I% A/ V, Z$ ^8 X ---	7 |* Z8 {7 t7 {( z0 t ---	144	88	RTQAl4Si4	---	]8 X' d8 M" X% K% l ---	) O+ K+ E& Q; y8 H ---	82	32
) A% o O! X$ o$ B$ D( l6 F$ X RTSi5	---	0 x5 C4 E3 q1 ~ ---	2 M# J" K3 u$ v4 }" e- t, y 4l	27	7 h7 F. B' a" Z# p! ~/ x# d ---	; w4 U; D0 P* g1 W0 m RTQAl5Si5	\2 D& W2 }4 y; `, t/ B, b ---	---	---	167	3 I+ I/ m! s9 z' W9 _ Z2 O+ M* X 75
RTQSi4	---	' T! c' _/ q* w ---	75	; ^4 b8 y) I( a4 l/ \ 35	% b7 U; v' i) I7 }/ h: I5 e) ? ---	RTQAl22	3 i8 S# M' X6 S# q( v: M9 G0 N( O+ ? ---	---	---	' B( a m/ F$ ^' ^ 130	77