1Cold drawn ASTM A179 seamless steel tube
2We are large professional manufacture withAPI certificates
3Can offer steel pipe sizes:OD5-630MM WT0.8-60MM
4We insurance the products with highest quality and competitive price
5The product by cold drawn workmanship
6We are looking for sincere trade partners,and hoping establish a good long term business relationship with you ,if you have any inquiries ,please send to!