Stainless steel seamless pipe Our products are widely used in petroleum industry, chemical industry, medical industry, food processing industry, high pressure vessel, power and water conservancy sector, etc. Our produce is described as below: 1. Outside diameter: 6 - 460mm 2. Wall thickness: 2 - 30mm 3. Standard: astma213, astma312m, astma269, astm a511, din 17440, din 17224, din 17458, jis g3463, jis3446, jis3448, jis3459, etc... 4. Steel type: 304/304l 316/316l 321/f321/321h tp304/304l tp316/316l and so on. 5. Certification: iso 9001:2000, ped, dnv 6. The pipe can be made according to customers requirement Depend on product.