Main material data 1,Website:http://www.hugo-valve.com, Body : C83600 bronze2, Ball : C37700 brass3, stem : C37700 brass4, Seat : PTFE5: Packing : PTFESpecification1 ... .Temperature: water below 120℃,oil,gas,steam below 220℃. 4.Thread connection Std: BSP,BSPT,NPT DN SIZE D L H ...