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