Q41F-25\Q41F-4...
Q41F-25\Q41F-40液化气球阀产品型号：Q41F性能规范：公称压力PN2.54.0壳体试验压力PN3.756.0高压密封试验压力2.754.4适用介质液化气、天然气、蒸汽、油品适用温度-4...
H42N-25\H42N-4...
产品型号：H42N性能规范：公称压力PN2.54.0MPa壳体试验压力PT3.756.0高压密封试验压力2.754.4适用介质液化气、天然气等适用温度-40∽+80℃法兰连接标准JB/T79-94H...
J41N-25\J41N-4...
J41N-25\J41N-40液化气截止阀产品型号：J41N特点：采用弹性成型聚四氟乙烯为填料，填料密封性能随介质压力上升而增强，并具备倒密封功能，适用于高中压燃气输送管路。J41N-25/40截止...