Series 994 features a short lay length, lightweight stainless steel body, corrosion resistant stainless steel relief valve, and patented torsion spring check valves.

 
  • 系列994的特點(diǎn)在于鋪設長(cháng)度較短,采用重量較輕的不銹鋼閥體,耐腐蝕不銹鋼安全閥,和具有專(zhuān)利技術(shù)的扭力彈簧止回閥。
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