Zhejiang Guobang Steel Co. Ltd is an main enterprise specialized in the production of stainless steel products for many years. Today, the Company has developed into one of the most competitive enterprise in the sector of stainless steel pipe .
Guobang Steel has been accredited with many authority certificates, such as the TS-A, B leveled permits of Production License for Special Equipment in China, ISO9001 certificates by Lloyds, China Quality Certification Center, IQNET, China Classification Society (CCS), the AD2000-W0 authentication of materials for pressure equipments by TUV, PED/97/23/EC authentication of materials for pressure equipments in EU, Russian GOST Certificate. In addition, with years experience of producing marine steel pipes, Guobang Steel has been accredited by classification society of CCS,DNV,BV, KR, NK, ABS, GL, and LR.Products are exported to West Europe，Northern America,Southern America,etc.
The Company has established a perfet testing system. By utilizing advanced inspection devices, and physical and chemical analyzers, such as the Direct-Reading Spectrograph from Germany, PMI from USA, fully automatic UT flaw detector unit, fully automatic ET flaw detector unit, hydraulic tester unit, universal material testing machines, -196℃/normal temperature impact testers, high-power metaloscope, intercrystalline corrosion devices, ultrasonic thickness gauge, pipe borescope. The Company has always been inspecting and monitoring the quality through process at control points and conducting strict inspections at every step, resulting to its high-quality products in line with world standards.
Being professional in the specialty field,
Being dedicated to the industry!
Main Product：
Stainless Steel Seamless Pipe / Tube, Bright Annealed Pipe /Tube,
Mirror Steel Pipe, Polished Pipe (Grit: 120#,180#,240#,320#,400#,600#)
Duplex Steel Pipe, Alloy Steel Pipe,
Super Stainless Steel Pipe, Urea St

GOST
RTN
ISO 9001:2000
Pressure Equipment Directive 97/23/EC & AD2000-W0
IQNET
BV
DNV
LR
GL
ABS
NK
KR
CCS.