Astm A53 Schedule 40 Black Steel Pipe - China Manufacturers, Factory, Suppliers

We attempt for excellence, provider the customers, hopes to be the most beneficial cooperation team and dominator enterprise for staff, suppliers and shoppers, realizes value share and continuous advertising for Astm A53 Schedule 40 Black Steel Pipe, Square Iron Pipe , Structure Steel Pipe , Steel Welded Pipe , Our factory covers an area of 12,000 square meters, and has a staff of 200 people, among which there are 5 technical executives. We are specialized in producing.We have rich experience in export. Welcome to contact us and your enquiry will be replied as soon as possible.