克拉玛依SOP for plate flat welding flange
克拉玛依Blind flange bl
克拉玛依Threaded flange tr
克拉玛依Flat welding flange with neck
克拉玛依Neck butt welding flange
Add: B3 Workshop, Jinze town industrial zone,Qingpu,Shanghai
Tel: 021-59261579
Email: panhy@sh-wakamatsu.com
