Size: 1/2"-72" Type: Welding neck flange Standard: asme b16.5 asm e b16.47 mss sp-44 en 1092 Material:stainless steel, carbon steel, alloy steel Qualification:Iso9001 api ce Packing:Wooden case&pallets Application: petroleum, chemical, machinery, electric power, shipbuilding, papermaking, construction, etc Testing:Direct reading spectrometer, hydrostatic test, x-ray flaw detector, ultrasonic flaw detector, magentic particle inspection, etc Special design available as the requirement of customer Wooden case&pallets