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Z561W/H/Y pressure self sealing gate valve

This product can be widely used in chemical industry system.
    Z561W/H/Y  Details of  pressure self sealing gate valve   Engineering path: NPs 2 "~ 24"   Nominal pressure: cl900 ~ cl2500   Working temperature: - 196 ℃ ~ 560 ℃   Applicable media: crude oil, steam, hydrogen, natural gas, etc   Design criteria   GB/T12234、GB/T19672、JB/T7749、JB/T5298、JB/T8691   API 600、API 6D、ASME B16.34、BS 1414、DIN 3352