what is the Grooved End Resilient Wedge OS &Y Gate valve ?what is the Standard of gate valves ?
Grooved End Resilient Wedge OS&Y Gate Valves are a special type of gate valve designed with grooved ends that allow for easy installation and connection to pipes using a grooved coupling system. The "OS&Y" designation indicates that it features an external screw and yoke design that provides clear visibility of the valve's position and protects the stem threads from fluid.
The "Resilient Wedge" part of the name refers to the type of gate used in the valve. The elastic wedge gate is designed to deform slightly, ensuring a tight seal on the valve seat even in the presence of foreign particles or slight misalignment.
Gate valves are standardized by multiple organizations and follow industry standards to ensure compatibility and quality. The most common standards for gate valves include:
API (American Petroleum Institute) standards: API has several standards related to gate valves, such as steel gate valve API 600, compact steel gate valve API 602, corrosion-resistant, bolted bonnet gate valve API 603.
ANSI (American National Standards Institute) Standards: ANSI provides standards for industrial valves, including gate valves. ANSI B16.34 is a widely used standard that covers gate valve dimensions, pressure-temperature ratings, materials, and testing requirements.
AWWA (American Water Works Association) Standards: AWWA sets standards specifically for water industry applications. AWWA C509 and AWWA C515 cover resilient wedge gate valves used in water service.
ISO (International Organization for Standardization) Standards: ISO has standards for industrial valves, ISO 10434 and ISO 15761 are examples that cover gate valves for the oil and gas industry.
| Dimensions |
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| Size |
L |
H |
0D |
ØE |
ØF |
ØG |
| 2'' |
178 |
313 |
60.3 |
57.2 |
15.9 |
7.9 |
| 2 1/2" |
190 |
340 |
76.1 |
72.3 |
15.9 |
7.9 |
| 3" |
203 |
387 |
88.9 |
84.9 |
15.9 |
7.9 |
| 4" |
229 |
440 |
114.3 |
110.1 |
15.9 |
9.5 |
| 5" |
254 |
546 |
141.3 |
137 |
15.9 |
9.5 |
| 6" |
267 |
607 |
168.3 |
163.9 |
15.9 |
9.5 |
| 8" |
292 |
786 |
219.1 |
214.4 |
19 |
11.1 |
| 10" |
330 |
946 |
273 |
268.3 |
19 |
12.7 |
| 12" |
356 |
1110 |
323.9 |
318.3 |
19 |
12.7 |
| MATERIAL SPECIFICATION |
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| NO. |
Name |
Material |
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| 1 |
Body |
Ductile Iron |
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| 2 |
Disc |
Ductile Iron +EPDM |
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| 3 |
Connecting Part |
C95400 |
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| 4 |
Sealing Pad |
EPDM |
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| 5 |
Stem |
Stainless Steel 304 |
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| 6 |
Yoke |
Ductile Iron |
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| 7 |
Bolt |
Steel 1045 |
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| 8 |
Gland |
Ductile Iron |
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| 9 |
Nut |
Steel 1045 |
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| 10 |
Rotating Nut |
C95400 |
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| 11 |
Handwheel |
Steel 1045 |
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| 12 |
Lock Nut |
Steel 1045 |
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| 13 |
Countersunk Head Bolt |
Steel 1045 |
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| 14 |
Cylinder Pin |
Stainless Steel 304 |
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Advanced equipment guarantee the production of high quality products.
Advantages of DISA moulding line:1. High quality precise casting less scrap and lower finishing costs. 2.High Production Efficiency(1)Fast production: 350 moulds per hour, pattern changing time cut down to 2-3 minutes
(2).higher profitability over a longer service life. 3. Safety and Environmental Friendly safe, easy and clean operation (CE and ISO 14001 compliant)
High-precision, hydraulicly driven mould transport,no shifting, distortion, ordisplacement of moulds.
The advantage of the sand supply system:The sand supply system is from the best class sand processing equipment manufacturers of China, with straight structure, easier maintenance, environmently friendly, high degree of automation, high safety factor, good parameters of sand stability.
Fluid Tech is honored as the National enterprise technical center and is capable and qualified to conduct full series of tests and inspections including chemical checking, etc. Inspection facilities include:spectrometer, carbon sulfur analyzer, metallurgical microscope, tensile strength testing equipment, pressure testing equipment, adhesive force testing equipment, CMM, hardness tester, etc.From incoming inspection to finished product, quality is checked a
nd monitored in the whole process. Each step of the manufacturing process is carefully documented, regularly reviewed for revision control and updatin
g standard. Quality procedures are constantly monitored and updated to assure that only the highestand most consistent quality products are supplied to our valued customers.
Products are used in fire protection system, water system, HVAC system, plumbing, gas system, irrigation system, etc.These products are used in many projects , such as China Taiwanese Building 101, Xiamen Building,Wuhan Expo Building and other famous landmark projects.
1. What is the minimum quantity of the order?
Answer: The purchase volume of mixed products is 4 tons
2. How long is the delivery time of the order?
Answer: The delivery time for general orders is about 30 days. If the order is urgent and we have stock, around 7 days.
3. What payment methods do you accept?
Answer: We accept payment terms such as TT, L/C, DP, Western Union, Paypal, etc.
4. Where is your departure port of shipment? Is it possible to deliver to the designated warehouse?
Answer: The port of departure of our goods is generally Tianjin Port or Qingdao Port. We can transport the goods to designated warehouses, such as Yiwu, Guangzhou, etc.
5. What certificates do your products have?
Answer: Our products have FM/UL certificates, and we cooperate with third-party quality inspection certification before the factory, such as SGS,TUV
6.What are the series of your products?
Answer: Our products are divided into heavy series, medium series and light series according to different markets and standards. In order to buy more competitive products for you, please communicate your purchasing needs with the salesperson.
7. Do product packaging cartons and labels support customization?
Answer: Packaging cartons and labels can be customized according to customer requirements.
8.Does the purchased product support customization?
Answer: The product supports customization, but there are purchase quantity requirements and mold costs. For details, please consult the salesperson.
9.What are the packaging methods of the product?
Answer: The packaging of the product includes carton packaging, pallet packaging, wooden box packaging, and woven bag packaging.
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