... SOCKETS / STEEL MERCHANT COUPLINGMaterialCarbon steel,Stainless steel and AlloyStandardANSI B1.20.1, ASTM A733/ A53 /A106, ST37-2EN10241, BS1387, ... , BSP, NPS (ISO7/1, DIN 2999, ANSI B1.20.1)DimensionBS EN10241, ASTM A733, DIN2982TypeFull length,half length,Saddle ... Strength ≥ 320N/mm2 Yield Strength≥ 195N/mm2 Elongation ≥20%Hydraulic TestWorking Pressure: Max 1.5MPaTest Pressure: Max 2.5MPaTemperature ...