Structural Feature Short structural length,only 1/4~1/8 of that of traditional flanged check valve; Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve; Quick valve disc closedown,low water hammer pressure; Applicable for and easily installed for vertical or...
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Size Range |
DN15-DN1000, 1/2"-40" |
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Pressure Range |
PN10-PN420, CLASS150-2500 |
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Connection End |
Wafer |
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Standard |
API 6D, API 594, API 598, MSS SP-25 |
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Operation Way |
Self-Operatedr |
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Packing Method |
Standard Export worthy duly wooden boxs |
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Shipment Way |
By Express, By Air or BySea, as customer request |
To API594
Face to face per ANSI B 16.10
Flange ends dimension ANSI B 16.5/ANSI B 16.47
Final inspection tests to API598.
Main Feature
It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect.
The valve body passageway is designed in a wing-shaped streamline type, allowing the medium to flow through the passageway rapidly and steadily with no noise.
It can be installed on horizontal and vertical pipelines.
Structural Feature
Short structural length,only 1/4~1/8 of that of traditional flanged check valve;
Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve;
Quick valve disc closedown,low water hammer pressure;
Applicable for and easily installed for vertical or horizontal pipelines;
Smooth flow passageway and small fluid resistance;
Flexible action and good sealing performance;
Narrow valve travel and small closedown impact;
Integrated structure,simple and compact,in beautiful shape;
Long service life and good reliability.
We welcome all the world customers to contact us for more cooperation.
With our years of technical knowledge and experience, we assure you,
Naibang will be one of your best parters in China.
