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