... ,DN 15~2000(1/2"~80"),PN0.25Mpa~25.0Mpa3,WN/SO/PL/TH/SW/PJ;4 ,stainless steel;5,the materials ... ,A106,201 301 304 304L 316 316Ti 316L 321,and so on.3. Standard: JIS,BS,DIN.ANSI/ASTM,API,NF ... " to 24" ASME B16.526"to 80" ASME B16.47TypeWNF, SO, SWF, BL, OF,LF,PLFaceRF, FF, MF, MFM, RJ, TG, RTJ ...