... 20.1), NPT3)- Standard: EN 10241, DIN 2986, ASTM A7334)- Materials: ASTM A53, ASTM A106, ST33, Q2355)- Finishing: Hot Dipped Galvanized, ... plated)9)- Usage: Convey Water, Gas, Oil, Steam, Construction Materials etc.Mechanical Properties: ensile Strength ≥ 320 N/mm2 Elongation ≥ ... MaterialCarbon steel,Stainless steel and AlloyStandardANSI B1.20.1, ASTM A733/ A53 /A106, ST37-2EN10241, BS1387, ISO7-1 ...