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Welding neck flange commonly known as high hub flange. Its purpose is to transfer the pressure of pipeline, thereby reducing the high stress concentration in frankie. Welding is a welding neck flange design best those due to structural value exist in itself provide flange. But the price is relatively high, the reason is complicated production technique.1 Nominal Pipe Size NPS from 1/2 to 24
2 CLASS 150
3 Stainless steel ring forging, carbon steel ring forging and alloy steel ring forging Material include: 304, 304L, 316, 316L, 321 C22.8, A105, SA350 LF2, P280GH, P250GH, Q235B, Q345E F11, F22, F51, F53, 16Mo3, TStE355 etc
4 ISO 9001 certificate, 3.1B, JIS, ABS, BV, DNV certificates provided
5 Delivery: according to the quantity
6 Packing: according to request
