About US

DIN st37 seamless  beveled steel  pipe  

Tianjin Boai Steelpipe  produce high precision,high strength ERW pipe, line pipe, oil casing tube, roller pipe, pilling pipe,scaffolding,Hot dip gavanized pipe,  HSAW/SSAW pipe,and anticorrosion&insulated pipe.

We have 5 SSAW production lines, 3 ERW production lines,and 4 anticorrosion& insulated 

coating lines.We have acquired the  ISO9001 certificate,and all our pipes are produced strictly with API 5L, API 5CT,ASTM A53,ASTMA252,EN1387,  EN10219,BS1387,DIN30670,

CAS245.21,etc.

                            Products display

                            Production Line

 3 LINES of ERW PIPE    OD:33mm-273mm     WT:3mm-14mm

 5 lines of Spiral Pipe    OD:219mm-3000mm, WT:5mm-30mm

                            Quality Inspection

                                    Certificate

ISO9001-2008 Quality System Certificate

ISO14001-2004 Environmental Management System Certificate

ISO 18001Occupational Health and Safety Management System Certificate 

API 5L  CPD,PED CERTIFICATE

                               Loading&package

Contact information:

-----------------------------------------------------------------------------JennyZhang

Tianjin Boyu Steel Pipe Co., Ltd.

Cell: 0086-15022487725 

Skype: sabrinaali0404