... , ASTM, ASME etc or as your request. Forged pipe flange gaskets 4.Certification: ABS, CCS, BV, SGS 5.Materials: carbon ... manganese steel, stainless steel, Forged pipe flange gaskets Alloy steel (both high alloy steel and low alloy steel ... 4T max 7.Specification: As your requests. Forged pipe flange gaskets 8.MOQ: Negotiable. 9.Delivery Condition: Rough Machined or Finishing ...