1.Pipe fitting 2.Standred: ASME,DIN,JIS 3.Carbon ... TreatmentShot blasted, rust-proof black or blue oilApplicationPetroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etcDelivery Time20 days after ... according to your drawing.2.Anti-corrosion and high-temperature resistant with black painting3.All the production ... know. XXS carbon steel pipe cap for high quality ASTM A234 WPB (CHINA)