JIS-10K(PN16、PN10)
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FIG.066N-铸铁缓冲式止回阀
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CAST IRON SILENT CHECK VALVE |
Renewable body & disc seat rings,Leader disc,Prevention water hammer.
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零件 PART
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材质 MATERIAL
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阀体 BODY |
CAST IRON (FC20) |
阀盘 DISC |
CAST BRASS(YBSC3)2"~3"
DUCTILE IRON(FCD45)4"~12"
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阀座 BODY SEAT |
CAST BRASS (YBSC3) |
阀座环 SEAT RING |
NBR |
阀杆 STEM |
BRASS (B16) |
弹簧 SPRING |
STAINLESS STEEL (304) |
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尺寸
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2
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21/2
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3
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4
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5
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6
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8
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10
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12
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L
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157
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200
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210
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220
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258
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280
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280
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315
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370
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D
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155
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175
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185
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210
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250
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280
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330
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400
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445
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最高使用压力
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试验压力(水压)
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80°C以下之静流水 |
80°C以下之脉动水 |
阀体
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阀座
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14.0kg f/cm2 |
10.0kg f/cm2 |
21.1kg f/cm2
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15.4kg f/cm2
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