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阀杆材料的工作温度范围参考:, x! J9 J" ]& U2 D# P S20910 (Nitronic 50) –198 to 538 2 r& M" v& T; aS17400 (17-4 pH 1025) –73 to 427. _" {: g1 p4 J& F+ s6 G0 V! D S17400 (17-4 pH H1150M) –196 to 427 8 R4 O. L$ i) vN07718 (Inconel 718) –254 to 704/ |& g0 p6 G! A: W/ y' ]/ v N07750 (In ...+ L: |+ M- n6 L, [ dljdw 发表于 2011-7-7 21:36 http://www.3dportal.cn/discuz/images/common/back.gif
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