Telephone：13601121914
800系列止回阀
Rubber in the cavity of 800 series butterfly wafer check valve is vulcanized to achieve strong corrosion resistance and oxidative resistance, thus it can be applied to desalination project loop or under medication and corrosion-proof working conditions.
1. Rubber of different materials in the cavity is vulcanized according to different medium to significantly improve the corrosion resistance and service life of valve;
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公称通径DN(mm)
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40～600
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公称压力PN(MPa)
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1.0～1.6
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公称压力Ps(MPa)
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强度试验
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1.5～2.4
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密封试验
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1.1～1.76
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主要 零件
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阀体
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HT200、QT450、WCB、CF8、CF8M、CF3M
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阀板
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球铁镀镍、球铁镀尼龙、CF8、CF8M、CF3M等
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弹簧
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201、304、INCONEL X-750等
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阀轴
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416、304、2507等
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密封圈
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EPDM
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|
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连接形式
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对夹式
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规格
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连接尺寸
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|||
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ΦD1
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ΦD2
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R
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(GB/T12221-1989)L
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DN50
|
60
|
107
|
52
|
43
|
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DN65
|
73
|
127
|
63
|
46
|
|
DN80
|
89
|
142
|
78
|
64
|
|
DN100
|
114
|
162
|
102
|
64
|
|
DN125
|
141
|
192
|
127
|
70
|
|
DN150
|
168
|
218
|
154
|
76
|
|
DN200
|
219
|
272
|
202
|
89
|
|
DN250
|
273
|
327
|
254
|
114
|
|
DN300
|
324
|
377
|
303
|
114
|
|
DN350
|
356
|
440
|
318
|
127
|
|
DN400
|
406
|
491
|
381
|
140
|
|
DN450
|
457
|
541
|
429
|
152
|
|
DN500
|
508
|
596
|
478
|
152
|
|
DN600
|
610
|
698
|
575
|
178
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800系列止回阀
Rubber in the cavity of 800 series butterfly wafer check valve is vulcanized to achieve strong corrosion resistance and oxidative resistance, thus it can be applied to desalination project loop or under medication and corrosion-proof working conditions.
