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