JIS B2220 Slip On flange Carbon Steel forged/Casting/Hot rolled flange Standard JIS Standard Type Slip On Flange(SO) Flange Material Carbon Steel Q235 / A105 / A105n Stainless Steel SS201 / SS304 / SS304L / SS316 / SS316L Alloy Steel 12Mn / 16Mn / 20Mn Size DN10-1200 ...