^{FIG53S不锈钢选启式止回阀}

^{工作压力标记= 10公斤/厘米二}

^{Non-shock water under 120oC = 14kgf /厘米二}

^{蒸汽、水、油、气220下oC = 12kgf /厘米二}

^{蒸汽、油、气300下oC = 10kgf /厘米二}

^{水压试验压力}

^{壳= 20kgf /厘米二}

^{座= 15kgf /厘米二}

Working pressure marking = 10kg/cm²
Non-shock water under 120^oC = 14kgf/cm²
Steam, Water, Oil, Air under 220^oC = 12kgf/cm²
Steam, Oil, Air under 300^oC = 10kgf/cm²
Hydrostatic test pressure
Shell = 20kgf/cm²
Seat = 15kgf/cm²