锟斤拷锟斤拷锟斤拷锟斤拷锟絣锟統
锟絘(ch锟斤拷n)品锟斤拷號(h锟斤拷o)锟斤拷 PZ543
锟絘(ch锟斤拷n)品锟节忥拷锟斤拷 DN50-1200
锟絘(ch锟斤拷n)品锟斤拷锟絴(zh锟斤拷)锟斤拷 锟絋鋼★拷锟斤拷锟絇鋼碉拷
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鋼★拷碳鋼★拷WCB锟斤拷WC6锟斤拷WC9锟斤拷20#锟斤拷25#锟斤拷锟戒摗锟紸105锟斤拷F11锟斤拷F22锟斤拷锟斤拷锟絇鋼★拷304锟斤拷304L锟斤拷316锟斤拷316L锟斤拷锟絫锟絝鋼★拷锟酵滐拷鋼★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锟芥。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(du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)锟斤拷(d锟斤拷ng)锟斤拷式锟斤拷锟街勶拷(d锟斤拷ng)锟斤拷锟斤拷锟(d锟斤拷ng)锟斤拷液锟斤拷(d锟斤拷ng)锟斤拷電勶拷(d锟斤拷ng)锟斤拷锟较猴拷锟斤拷锟斤拷锟統锟絋锟斤拷锟睫癸拷司锟斤拷锟斤拷全锟斤拷锟斤拷頂硷拷锟斤拷锟斤拷a(ch锟斤拷n)锟絆(sh锟斤拷)锟斤拷图锟斤拷g(sh锟斤拷)锟斤拷锟教庯拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟秸革拷锟斤拷锟斤拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)锟皆硷拷锟斤拷锟絅锟叫業(y锟斤拷)锟斤拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)锟斤拷锟絘(ch锟斤拷n)锟斤拷锟届優(y锟斤拷u)锟絴(zh锟斤拷)锟統锟絋锟斤拷
锟斤拷(y锟斤拷ng)锟斤拷規(gu锟斤拷)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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