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ZFQ系列全天候阻火呼吸阀
公称尺寸NPS1～NPS12、DN25～DN300
公称压力CL150、PN6～PN16
壳体材料碳钢、不锈钢、合金钢等
负压设定-0.295～-4.3KPA
正压设定0.98～6.9KPA
ZFQ系列全天候阻火呼吸阀.pdf
ZFQ系列全天候阻火呼吸阀
公称尺寸NPS1～NPS12、DN25～DN300
公称压力CL150、PN6～PN16
壳体材料碳钢、不锈钢、合金钢等
负压设定-0.295～-4.3KPA
正压设定0.98～6.9KPA
ZFQ系列全天候阻火呼吸阀.pdf
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