1.Standard: ASME, ASTM, API, GB/T, JIS, DIN
2.Material: 304, 316, 304 or 316L stainless steel
3.Size: DN20 x DN15 to DN1200 x 400
4.Thickness: 1.2 to 30mm
5.Certification:API, ISO
5.Process: casting, forged others
6.price; the competitive price