Hunan Green & Innovative Materials Co., Ltd (Grin) located in Hunan, China. We are industrial piping system manufacturing enterprise that integrates the R&D of new stainless steel materials, the study of stainless steel applications and the manufacture of stainless steel welded pipes.
The area of our factory up to 130,000 square meters. Grin has annual output 20,000 tons of fully automatic stainless steel welded pipe production line, annual output of 10,000 tons of fully automatic corrugated pipe production lines, annual output of 3,000 tons of fully automatic efficient of pitted surface pipe production line.
Our main products include stainless steel welded steel tube, stainless steel heat exchanger tubes, high efficient tube, coil tube, U tube, corrugated tube and so on. Our pipes mainly for foodstuff processing machinery, heat exchanger, power station, cooling tower, underfloor heating, heat recovery system, high chloride seawater heat exchanger and so on. We are the qualified supplier of China National Nuclear Corp(CNNC) and our products can be used on the project of nuclear power station and heat power station. Our company and products already passed the certificate of ISO9001, ISO14001, OHSAS18001, Pressure Equipment Directive 2014/68/EU, AD 2000-Merkblatt W 0, Quality Management System For Weapon Equipment, Special Equipment Manufacturing License, Drinking Water Sanitary Licence and so on.
We are committed to provide customers with high-quality products and value-added services, can not only provide customers with project design material selection, equipment design selection and process design material selection of reliable solution, but also can according to customer requirements design and manufacture different harsh working conditions under the condition of crevice corrosion resistance, resistance to corrosion, stress corrosion cracking and other corrosion resistant stainless steel materials and welded pipe, meanwhile to provide users with comprehensive technical support and after-sales service.