锟斤拷锟絏輪锟絣锟統
锟絘(ch锟斤拷n)品锟斤拷號(h锟斤拷o)锟斤拷 Z441H
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 锟絋鋼★拷锟斤拷锟絇鋼碉拷
锟斤拷锟斤拷锟截度ｏ拷-196锟斤拷-650锟斤拷
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(gu锟斤拷)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
