1)Material: verious material are available 2)Standard: high standard 3) welcome OEM service 4) professional manufacturer Diameter: 30-7000mmTickness: 1.5-40mmMaterial: 304,304L,321,316,316L,310S,00Cr18Ni5Mo3Si2 (UNS S31500) (3RE60) ,630\00Cr22Ni5Mo3N (UNS S31803/S32205) (SAF2205) ,00Cr25Ni7Mo4N (UNS S32750) (SAF2507)304,1Cr13,2Cr13,3Cr13,1Cr17Ni2.Common Standards: JB/T4746-2002,JB/T1619-2002, ...