标准法兰和配套螺栓规格公称压力6kg10kg16kg25kg40kg64kg100kg160kg公称通径15M10×40×4M12×40×4M12×45×4M12×50×4M12×65×4M12×70×4M12×75×4M16×85×420M10×40×4M12×45×4M12×50×4M12×55×4M12×65×4M16×80×4M16×85×4M20×100×425M10×40×4M12×45×4M12×55×4M12×55×4M12×65×4M16×85×4M16×85×4M20×105×432M12×50×4M16×50×4M16×55×4M16×60×4M16×75×4M20×95×4M20×95×4M22×110×440M12×50×4M16×55×4M16×60×4M16×65×4M16×75×4M20×95×4M20×100×4M22×120×450M12×50×4M16×55×4M16×65×4M16×65×4M16×75×4M20×105×4M22×110×4M22×125×865M12×50×4M16×60×4M16×65×8M16×65×8M16×80×8M2