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| Product Name: |
API Gate Valve
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| Supply Ability: |
5000 |
| Related proudcts |
flange, gate valve, valves, |
| Specifications |
6"-150LB, WCB |
| Price Term: |
FOB |
| Port of loading: |
Ningbo |
| Minimum Order |
1 |
| Unit Price: |
USD 238 |
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Design of Disc
Gate vlaves with NPS>2 are of flexible wedge gate;Gate valves with NPS <2 are of solid wedge gate.
Body and Bonnet Connection
The body and bonnet of Class 150~Class 900 gate valves are usually bolted bonnet design.And Class 1500~Class 2500 gate valves are usually of pressurized seal design.
Gasket of Cover Flange
Carbon steel or stainless steel+flexible graphite combined gasket is used for Class 150 gate valve；Stainless steel+flexible graphite wounded gasket is used for Class 300 gate valve;Stainless steel+flexible graphite wounded gasket is used for Class 600 gate valve ,and ring joint gasket is also optional for Class 600 gate valve;Ring Joint gasket is used for Class 900 gate valve;Pressurized seal design is used for Class 1500~Class 2500 gate valve.
Actuation
Hand wheel or gear box is usually used for gate valve actuation .Chain wheel and electric actuator can be also used for gate valve actuatuo if being requested by the customers.
Packing Seal
Molded flexible graphite is used for packing material .PTFE or combined packing material can be also used if being requested by the customers .The internal surface of the stuffing box ,of which area is contacted with the packing,is of excellent finish(Ra 3.2um).The stem surface ,contacting with the packing,should be rolled and pressed after being precisely machined,so as to reach to the high finish and co***ctness(Ra 0.8um)and ensure the reliable tightness of the stem area.
Belleville Spring Loaded Packing I***cting System
If being requested by the customer ,the Belleville spring loaded packing i***cting system can be adopted for enhancing the durability and reliablity of the packing seal.
Back Seating Design
All our gate valves have the back seating design.In most cases,the carbon steel gate valve is fitted with a renewable back seat.For stainless steel gate valve,the back seat is machined directly in the bonnet or is machined after welding .When the gate valve is at fully open position ,the sealing of the back seat can be very reliable |
| Company: |
WEIKE VALVE CO.,LTD
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| Contact: |
Mr. Chauncey Ke |
| Address: |
Baoer industrial zone, Oubei town,Wenzhou |
| Postcode: |
325105 |
| Tel: |
8615858533713 |
| Fax: |
0577-67388021 |
| E-mail: |
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