Quality of Material: TP321 SUS321  EN1. 4541

Standard: ASTM, JIS, EN, DIN, GOST, GB, GB/T

Size: OD: 5--426MM    WT: 0.4--25MM

Oringin Of Place: Korea Posco, Sweeden Avesta, Taiwan Walsin, China Baosteel, China Pansteel  

Certificate Sbm Got: TUV ISO 9001, PED/97/23/EC, China Government Certificate For Pressure Vessal Equipments.