stainless steel pipe flanges 1.High quality with CNC lathe machine 2.Size: ... :SS304,F316 stainless steel pipe flangesWe can produce various kinds of flange covering such as GB standard, ASME, ANSI, API, UNI, JIS, DIN ... : 201, 202, 304, 304L, 316, 316L, 430, 410 ect.Style of sealing face:(RF),(FF),(MFM),(LG),(RG).Pressure class Mpa ...