Categories | gate valve |
---|---|
Brand Name: | sheng feng |
Model Number: | gate valve |
Certification: | ISO9001 |
Place of Origin: | China |
MOQ: | 100 |
Price: | USD 10~500 SET |
Payment Terms: | T/T,L/C |
Supply Ability: | 3000 sets |
Delivery Time: | 15-25 days |
Packaging Details: | Wooden case |
material: | ductile iron |
seal type: | soft seal |
medium: | water |
body color: | blue, red, black, white |
original: | Cang zhou city, Hebei province, China |
paint type: | epoxy coating |
dust proof gasket: | EPDM NBR |
Disc: | ductile cast iron packed with NBR |
Bolt: | cs ss |
flangen standard: | DIN |
characteristic:
1, The seal is desigend with dustproof ring plus three "O"-seal ring, reliable sealing, on-line replaceable.
2, Both gate and aluminum bronze bearing are in inaid design good self lubrication, high strength and can have the aluminum bronze bearing replaced with out need to replace the gate integrally, aftere a long time use.
3, Rubber wrapped gate anti-corrosion, good tightness.
4, Advanced surface treatment, coated with non-toxic epoxy resign static powder, anti-corrosion, pollution-free, can be used drinking water pipeline.
5, The body is designed with out gate slot, the smooth passage will not get impurities filling up, more applicable for sewage working condition.
6, The integral seal works raliably. For the high pressure seal, leaving zero leakage under1.5 times nominal pressure and , for the low pressure one, under 0.02Mpa.
Technical parameters:
nominal diameter | 50-1000mm |
nominal pressure | 1.0/1.6/3.75Mpa |
shell test | 1.5/2.4/3.75Mpa |
sealing test | 1.1/1.76/2.75Mpa |
air seal test | 0.6/0.6/0.6Mpa |
working temperature | ≤100℃ |
applicable medium | water |
Materials of main parts:
part | material |
body | ductile cast iron |
disc | ductile cast iron packed with NBR |
Bolt | cs ss |
gasket | EPDM NBR |
Cover | ductile cast iron |
stem | stainless steel |
O-ring | EPDM NBR |
Thrust bearing | brass |
bolt | cs ss |
gland | ductile cast iron |
dust proof gasket | EPDM NBR |
Hand wheel | ductile cast iron |
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