... of stainless steel flange 1Material:Stainless Steel:such as 304,304L,316,316L,321 ,310S,904L,S31803,F51and so on.2Standard:GB,JIS,BS,DIN.ANSI ... , F22, F91 PressureClass150, 300, 600, 900 1500 and 2500PN6, PN10, PN16, PN25, PN40 and PN64JIS 5K, 10K, 16K and 20K TypeSlip ... .1016.00-18.003)≤0.80≤0.035≤0.0300.40-0.70≤0.80---9Cr18MoV0.85-0.9517.00-19 ...