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