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