Flanges---threaded flange / welding flange / loose hubbed flange Norminal Size Range(DN)---10, 15, 20, 25, 32, 40, 50, 65, 80, 100, 125, 150, 175, 200, 225, 250, 300, 350, 400, 450, 500, 600, 700, 800, 900, 1000, 1200 Nominal Pressure(NP)---0.25Mpa-10Mpa Temperature---0-550 degree Material--- Q235, 20#, 16Mn, ST45.8, 12CrMoV, 15CrMo, 1Crl3, 1Crl8Ni9Ti, 0Cr19Ni9, 00Cr19Ni11, 00Cr17Ni12Mo2, 00Cr17Ni14Mo2 (Material Code: 1 CARBON STEEL, 2 ALLOY STEEL, 3 STAINLESS STEEL) Standard: HGJ44~76-91, JB/T90-94, JB9112~9123 ANSI B16.5 CE and certification: ISO9001: 2000, API, BV, SGS, LOIYD Applications range: ---Petroleum, chemical, power, gas, metallurgy, shipbuilding. Construction, water and nuclear power etc. Packaging--- Seaworthy package, Plywood Cases or pallet or as per customers requirement