Zhejiang Guobang Steel Co., Ltd, is a manufacturer specialized in producing stainless steel pipe for many years. The annual output is over ten thousand tons. The products have a good market at home and abroad, and have been sold far to countries and areas such as West Europe, North America, South America,Middle East,Southeast Asia etc.

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.

Conforming to the following standards ASTM B165,ASTM B163,ASTM B167, ASTM B444, ASTM B668 ,ISO13680,ASTMA213,ASTMA312,ASTM A269,ASTMA511,ASTM A789,ASTM A790,GOST 9941,GOST 9940,JISG3459, JIS3463,DIN17456, DIN17458,etc., our steel grades include Nickel 200,Monel400,Inconel 600,601,625,690 Incoloy800 ,800H,825,8028,8535,8367,304 ,304L, 304H,304N,316L,316Lmod , 316Ti,317L,310S,321,321H,347H,S31803,S32750,347,330,825,904L,GH800,GH3030,NI99.9,314,NS312,1.4301,1.4404,1.4306,1.4541,1.4571,1.4563,1.4462,,with outside diameter from 6 to 630mm and wall thickness from 1 to 40mm. Moreover, for customers' selection, products of various standards can be made to meet customers'requirements.
High precision production, strict production process, high quality products, we can produce seamless pipes for nuclear power station or under each countries' classification society requirement.

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 C/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.

We have already brought in management mode in order to provide first-class after-sales services. Owing to our competitive market advantages, quick delivery, and in-time supply, we would like to offer customers with our best information and services for consultation, purchasing, transportation, and installation guidance. Based on sincerity and mutual benefits, we expect to create value and profits for customers. The customers' satisfaction is our eternal pursuit. Please contact us for more details.