Tianjin Jiu Long Steel Pipe Co., Ltd. is a company that sells square steel pipes..Mainly selling square pipes, Q355B square pipes, Q345B seamless square pipes, Q345D seamless square pipes, Q345C square pipes, large diameter square pipes, stainless steel square pipes, galvanized square pipes, seamless square pipes, and special specifications (non-standard) square rectangular pipes.
Our products complyGB/T 13793-92, GB 6728-86 standards, and Japanese JISG3445, JISG3446 standards.
The company seeks development through quality."Welcome clients with integrity; the company, with sincerity and genuine warmth, invites friends from all walks of life to discuss business."
