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阀杆材料的工作温度范围参考: L- W6 R7 S `6 Z" QS20910 (Nitronic 50) –198 to 538- U7 U: T% ?5 m0 p8 D" O S17400 (17-4 pH 1025) –73 to 427" n( O) a* E& r' S0 M S17400 (17-4 pH H1150M) –196 to 427 : n2 t9 n; X |) v: f- ]3 _N07718 (Inconel 718) –254 to 704 p3 {% B9 A$ {% q) M; wN07750 (In ... - }1 ~9 O9 l A5 D' Fdljdw 发表于 2011-7-7 21:36 http://www.3dportal.cn/discuz/images/common/back.gif
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