Stainless steel welded pipe also one of our main products. We have advanced pipe-making equipment which are imported from overseas high-tech company.The design and manufacturing annual capability is up to 20,Website: ,000 tons. In order to meet the customers’ requirements, we have set up a complete quality assurance system, taking the leadership in obtaining the manufacture permission of the special equipment of pressure piping part and the certification license of ISO9001-2008, equipped with complete testing facilities, including spectral analysis, intergranular corrosion, and mechanical property. The product technology complies with the standards of GB/T 12771-2008, ASTM of USA, DIN of Germany, EN of EU, JIS of Japan. We provides high-qualified products and services to both domestic and foreign customers.China StandardGB/T2770GB/T2771HG20537GB/T24593GB/T192283American StandardA249/A249MA269/A269MA312/A312MA358/A358MA554/A554MA668/A668MA789/A789MA790/A790MA928/A928M Germany StandardDIN2463EU StandardEN10217-7Japan StandardJIS G3463JIS G3468SIZE RANGE:OD: 10.2~1524MMWT:0.5~40MM