锟街動岋拷锟紸式锟斤拷锟斤拷锟絣锟統
锟絘(ch锟斤拷n)品锟斤拷號锟斤拷 PZ73H
锟絘(ch锟斤拷n)品锟节忥拷锟斤拷 DN50-600
锟絘(ch锟斤拷n)品锟斤拷锟斤拷锟斤拷 1.6锟斤拷10.0MPa
锟絘(ch锟斤拷n)品锟斤拷锟絴(zh锟斤拷)锟斤拷 锟絋锟锟斤拷锟斤拷锟絇鋼碉拷
锟斤拷锟斤拷锟(bi锟斤拷o)锟斤拷(zh锟斤拷n)锟斤拷锟叫囷拷GB锟斤拷锟紺(j锟斤拷)械锟斤拷JB锟斤拷锟斤拷锟斤拷锟斤拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)HG锟斤拷锟斤拷锟斤拷(bi锟斤拷o)API锟斤拷ANSI锟斤拷锟铰橈拷(bi锟斤拷o)DIN锟斤拷锟秸憋拷JIS锟斤拷JPI锟斤拷英锟斤拷(bi锟斤拷o)BS锟斤拷锟絘(ch锟斤拷n)锟斤拷锟統锟絯锟斤拷锟絴(zh锟斤拷)锟斤拷锟絶锟斤拷锟絋锟紽锟斤拷锟絋锟锟斤拷碳锟锟斤拷WCB锟斤拷WC6锟斤拷WC9锟斤拷20#锟斤拷25#锟斤拷锟斤拷锟斤拷A105锟斤拷F11锟斤拷F22锟斤拷锟斤拷锟絇锟锟斤拷304锟斤拷304L锟斤拷316锟斤拷316L锟斤拷锟絫锟絝锟锟斤拷锟酵滐拷锟锟斤拷鈦合斤拷鋼等★拷锟斤拷锟斤拷锟斤拷锟斤拷1.0Mpa-50.0Mpa锟斤拷锟斤拷锟斤拷锟截度ｏ拷-196锟斤拷-650锟斤拷锟斤拷锟紹锟接凤拷式锟斤拷锟斤拷(n锟斤拷i)锟捷紋锟斤拷锟斤拷锟捷紋锟斤拷锟斤拷锟絤锟斤拷锟斤拷锟接★拷锟斤拷锟斤拷锟斤拷锟叫插焊锟斤拷锟斤拷锟阶★拷锟斤拷锟斤拷锟斤拷锟(q锟斤拷)锟接凤拷式锟斤拷锟街勶拷锟斤拷锟斤拷锟锟斤拷液锟接★拷電勶拷锟斤拷
锟斤拷(y锟斤拷ng)锟斤拷規(gu锟斤拷)锟斤拷:
1锟斤拷锟絆(sh锟斤拷)計(j锟斤拷)锟斤拷锟届按GB12235-59
2锟斤拷锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟絃锟饺帮拷GB12221-89
3锟斤拷锟斤拷锟絤锟竭寸按JB/T79-94
4锟斤拷锟統锟絋锟絲锟斤拷锟皆囷拷(y锟斤拷n)锟斤拷GB13927
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锟斤拷要锟斤拷锟斤拷锟斤拷|(zh锟斤拷)
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锟斤拷锟斤拷锟斤拷Q
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锟統锟絯/锟統锟絯
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锟統锟斤拷
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锟統锟経
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锟統锟経锟斤拷母
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锟斤拷锟斤拷
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锟絴片
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锟斤拷锟斤拷
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CF8
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F304
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F304
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QAL-4
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PRFE
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PRFE
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锟絶锟较斤拷
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F304
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F304
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QAL-4
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PRFE
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PRFE
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