What does the flange mark PL100-25 FR 20 II represent?
PL welding plate flange nominal diameter flange, 100MM pressure: the pressure of 25 kg, RF sealing surface, 20 grade II steel forgings
PL said RF welding plate flange sealing surface, nominal size is DN100 pressure: 25 kg material: 20# II series
PL welding plate flange nominal diameter flange, 100MM pressure: the pressure of 25 kg, RF sealing surface, 20 grade II steel forgings.Tag example:Nominal diameter 1200mm, nominal pressure 0.6MPa, with raised face plate welding steel pipe flanges with metric tube, the material is Q235AHG20592 PL1200 (B) RF 0.6 flange Q235ANominal diameter of convex 300mm, nominal pressure 2.5MPa, with inch tube hubbed steel pipe flanges, the material is 20 steel flangeHG20592 flange SO300 (A) M 20 - 2.5Nominal diameter 150mm, nominal pressure 16.0MPa, with the ring of the British pipe connection, with neck welding, steel pipe flanges, material 16Mn, steel pipe wall thickness of 10mmHG20592 WN150 (A) 16.0 flange S = RJ 10mm 16Mn
