CNG high voltage sleeve valve Sleeve type high pressure ball valve, high pressure sleeve valve, outlet 6000PSi sleeve type high pressure ball valve CNG valve mainly aims at filling stations, special high-voltage products using the medium of...

CNG high pressure welding three Product Name: welding three Connection type: Welding 主体材料:不锈钢 Body material: stainless steel 公称通径:3---100 Nominal diameter: 3---100 适用介质:油﹑水﹑气等多种非...

CNG high pressure check valve working principle of: because of pressure inlet medium in pipelines, and overcome the force of the spring to open or close the valve. When the inlet medium pressure below the outlet end, spring will spool into t...