Square/rectangular seamless steel pipe/tube

Steel grade: 10#/20#/45#/Q345B/ST52,etc

Delivery condition: BK

Our cold drawn precision products with small tolerance 

 100% manual inspection in each process

   1.Raw material inspection:to check if the chemical composition is qualified or not.

   2.Heat pipes inspection: to check the tolerance and the outer diameter.

   3.Cold pipes inspection : to check the OD and ID.

   4.General inspection: to check the OD and ID.

   5.Finished product inspection: to check if the product is made according to customer's request.

Package details: 1.woven sack to anti-rust

                             2.plastic caps on both ends

                             3.as client's requirements

Free samples are available!!!

Company Introduction

Hebei Province Gold Mysterious Pipe Co., Ltd. specializes in the production of various seamless steel pipes, with the wall thicknesses from 1mm to 14mm and outer diameters from 15mm to 80mm. Our products include common seamless steel pipes, cold drawn pipes, cold rolled pipes, alloy steel pipes, special pipes, etc. Our company invites a group of excellent technical experts and management personnel in domestic steel pipe industry to improve the technical levels of our products. In terms of quality control, our company has been implementing ISO9001:2008 Quality Management System since March, 2011. We have strict product quality control in each process, from raw material purchase to finished product delivery, ensuring satisfactory product quality.