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