特点和优势: quick opening/positive closing • provides a wide range of adaptability large fl ow capacity • the patented sealing principle eff ects complete leakproof closing under all pressure conditions zero leakage • compact, easy installation. effi cient inline piston reduces size and weight floating o-ring • the streamlined poppet and full ports off er minimum restriction to fl ow 技术数据: body construction materials aluminum, brass, steel, 303 or 316 stainless steel o-ring materials buna n, ethylene propylene, fl uorosilicone, kalrez®, neoprene, ptfe, and viton® operating pressure 200 series: to 3000 psig (207 bar) h200 series: to 6000 psig (414 bar) proof pressure 1.5 times operating pressure rated burst pressure 200 series: 2.5 : 1 h200 series: 4 : 1 cracking pressure 0.1 to 25 psig (0.007 to 1.72 bar) temperature range −320° f to 550° f (−196° c to 288° c) based on o-ring & body material, see “how to order” connection sizes 1⁄8˝ to 2˝ note: proper fi ltration is recommended to prevent damage to sealing surfaces.