锟斤拷锟絘(ch锟斤拷n)品锟斤拷途锟斤拷
H44H锟斤拷H44Y锟斤拷锟斤拷式止锟斤拷锟統系锟叫產(ch锟斤拷n)品锟斤拷锟斤拷锟斤拷PN420锟侥夛拷锟斤拷锟斤拷DN1200锟斤拷锟较的口忥拷锟斤拷锟斤拷锟斤拷(j锟斤拷)锟斤拷锟絯锟斤拷锟杰凤拷锟斤拷喜锟揭伙拷锟锟斤拷锟斤拷锟斤拷使锟斤拷锟轿何癸拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟酵猴拷锟轿何癸拷锟斤拷锟截度凤拷锟斤拷锟斤拷锟絤锟斤拷锟斤拷水锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟斤拷锟絞锟皆斤拷锟絴(zh锟斤拷)锟斤拷食品锟斤拷锟斤拷品锟斤拷藥品锟饺★拷
锟斤拷锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷(ji锟斤拷n)锟紻锟斤拷
锟斤拷锟絘(ch锟斤拷n)品锟斤拷锟絚(di锟斤拷n)锟斤拷
1锟斤拷锟統锟斤拷锟絇(gu锟斤拷n)锟絔锟斤拷锟斤拷锟斤拷水锟絅锟斤拷锟斤拷小锟斤拷
2锟斤拷水平锟斤拷直锟杰碉拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟絙锟斤拷锟斤拷锟斤拷
3锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷锟絯锟斤拷锟斤拷小锟斤拷
4锟斤拷锟斤拷(d锟斤拷ng)锟斤拷锟絗锟斤拷锟斤拷锟杰凤拷锟斤拷锟杰猴拷锟斤拷
5锟斤拷锟統锟斤拷锟叫程短★拷锟絇(gu锟斤拷n)锟統锟絖锟斤拷锟斤拷小锟斤拷
6锟斤拷锟斤拷锟絯锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷锟斤拷(ji锟斤拷n)锟轿緊锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絕锟斤拷
7锟斤拷使锟矫夛拷锟斤拷锟絃(zh锟斤拷ng)锟斤拷锟缴匡拷锟皆革拷锟斤拷
锟斤拷锟斤拷(zh锟斤拷)锟叫橈拷(bi锟斤拷o)锟斤拷(zh锟斤拷n)锟斤拷
锟絆(sh锟斤拷)計(j锟斤拷)規(gu锟斤拷)锟斤拷锟斤拷 GB/T 12236 BS 1868
锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟絃(zh锟斤拷ng)锟饺ｏ拷 GB/T 12221 ASME B16.10
锟斤拷锟絤锟紹锟接ｏ拷 GB/T 9113 ASME B16.5
試锟(y锟斤拷n)锟絚锟絲锟(y锟斤拷n)锟斤拷GB/T 13927 API 598 API 6D
锟斤拷锟斤拷锟杰咃拷锟斤拷(sh锟斤拷)锟斤拷
锟斤拷锟斤拷要锟斤拷锟轿尺寸】
聲锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟斤拷(j锟斤拷)锟斤拷锟紻片锟斤拷只锟絤锟斤拷锟节咃拷锟斤拷锟斤拷锟斤拷锟杰咃拷锟斤拷(sh锟斤拷)锟斤拷锟結(ji锟斤拷)锟斤拷(g锟斤拷u)锟竭寸參锟斤拷(sh锟斤拷)锟斤拷锟絩(ji锟斤拷)锟斤拷锟皆旓拷锟锟斤拷請(q锟斤拷ng)聯(li锟斤拷n)系锟揭傦拷锟斤拷锟皆掞拷锟021-59170722!
