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