Stainless steel press fitting Standard:JIS,DIN,EN10312 Material:304/316 stainless steel O Ring:EPDM,HNBR,CIIR,FPM Description: stainless steel fittingMain material: 304 stainless steel O Ring: EPDMNominal.dia: 1/2"-10"or 13mm-200mmStandard : JIS & DINAdvantage: easy to install, healthy and safe, Stainless Steel Press Fitting