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阀杆材料的工作温度范围参考: ( B, D. x8 q; q8 ?S20910 (Nitronic 50) –198 to 538( b( n( O, }. `& \( d9 C- Z( C S17400 (17-4 pH 1025) –73 to 427, Z% m* h0 c6 }; G: s- i# L' }# ^5 ~ S17400 (17-4 pH H1150M) –196 to 427* E$ g8 g6 ]9 O N07718 (Inconel 718) –254 to 7045 Y N3 C( |9 r% c: W/ N N07750 (In ... E: X" o& }: H$ Z dljdw 发表于 2011-7-7 21:36 http://www.3dportal.cn/discuz/images/common/back.gif
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