Zhejiang Guobang Steel Co., LTD. founded in 2007 , has established with our customers not only good business relations , but also friendship of promoting each other and developing together. As one of the medium-size manufacturer of stainless steel pipe/tube in P.R.China , Guobang is dedicated to supplying product with high quality, competitive price and efficient service. Today , Guobang has been able to supply with 6000mt seamless pipe and 300mt pipe fittings annually. The capacity and specifications shall be enhanced and enlarged as our 2010 Developing Program. As a professional manufacturer , Guobang produces both seamless stainless steel pipe/tube and fittings according to ASTM , ASME , JIS , DIN , GB , etc. Guobang pipe/tube�s size range available includes seamless 1/8 inch to 24 inch O.D. with W.T. from 0.035 inch to 1.2 inch, Grade includes most of 300 series and duplex, nickel alloys , such as 304/304L , 316/316L , 321 , 347 , 317L , 310S , Duplex2205, Super Duplex2507, Alloy28, Incoloy800H, Inconel625, Hastelloy C276 etc. The perfect management and quality controlling and assurance system help guarantee quality of products supplied to be according to your requirements. Our products have been used in Petro-Chemical , Oil & Gas , Chemical , Paper , Heat Exchanger , Instrumentation , Automobile , and Food-processing industries. We are also pleased to serve other industries requiring corrosion resistant piping. With the faith of Serving customers with mature technology and high quality products , dedicating to society , developing ourselves, we will keep hard working to supply you with high quality products , the lowest price , and delivery on time. It is our honor to develop together with you.