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