... Steel Drilling Pipe Flange 1.Size:PN10-PN800 2.Standard:ANSI B16.5,JIS10K,ISO7005-1 EN1092-1 Forged Carbon Steel Drilling ... 5,PN6,PN10,PN16,PN25,PN40 ISO StardardISO 7005-1 Japanese StandardJIS B 2220 5K/10K/16K DIN ... StandardDIN WN 1092-1 Material: Carbon Steel A105,234,Q195,235 Stainless Steel ... our products,pls contact me freely EN1092-1 Forged Carbon Steel Drilling Pipe Flange