Flanged End Resilient Wedge OS &Y Gate Valve Z41-300A Fire Protection Gate Valves Awwa C515 200psi300psi OS&Y Cast Iron Resilient Seat Gate Valve China Valve Di

Product Description

Product Description

Product:Flanged End Resilient Wedge OS &Y Gate valve Z41-300A
Code:Z41-300A
Size:  2 1/2"-12"(DN50-DN300)
Material: Ductile iron ASTM A536, 65-45-12/Cast Iron ASTM A126 Class B/EN-GJS-450-10/ ENJS1040
Dimension: AWWA C515,ASME B16.10,BS5163,AWWA C503, BS & DIN Standard, BS750,EN1074,BS EN14339, BS 5041, BS 5154
Connection: AWWA C606, ASME B16.1 CL 125, ISO 5211,ASTM A888, ISO 6182, BS EN 1092-2
Pressure Rating:  300PSI
Temperature: -10-120 ºC
Surface Treatment: ANSI/AWWA C550,Epoxy coated interior and exterior by Electrostatic
Certificate: UL Listed/FM Approved /NSF/ANSI61&NSF/ANSI 372
Medium: Water, gas etc.

PRODUCTS DETAILS:

What is the role of gate valves in pipelines? and how to install?

Gate valves play a vital role in pipelines by controlling the flow of fluids. Their main function is to allow or prevent the passage of liquid or gas within the pipe. Here are some of the key roles of gate valves in pipelines:

Isolation: Gate valves are often used for isolation purposes. They can completely shut off the flow of fluid, isolating a section of pipe for maintenance, repair or to control flow direction.

On/Off Control: Gate valves provide a quick and efficient method of opening or closing flow. Their design allows for complete and unrestricted flow when the valve is fully open and complete closure when fully closed.

Low Pressure Drop: Gate valves typically have low pressure drop when fully open, meaning they create minimal resistance to fluid flow.

Installing a gate valve in a pipeline involves the following steps:

Choose the right valve: Consider factors such as fluid type, pressure, temperature and required flow control to select the right gate valve for your specific application.

Valve Orientation: Install the gate valve in the correct orientation. The flow direction should be consistent with the arrow indicated on the valve body.

Pipe preparation: Make sure pipes are clean and free of debris. Correctly align the flange on the valve with the flange on the pipe.

Flange Bolts: Use appropriate flange bolts to securely secure the gate valve to the pipe. Tighten the bolts evenly to ensure a proper seal.

Check valve position: Before operating a valve, check its position. Make sure the valve is fully open or fully closed as needed.

Operational Testing: Test the gate valve to ensure it operates smoothly and efficiently. Check for leaks and make necessary adjustments.

Regular Maintenance: Regularly inspect and maintain gate valves to ensure their continued reliability. Lubricate moving parts and address any wear or damage immediately.

Size	DN	L	D	H
2 1/2"	65	190	178	370
3"	80	203	191	420
4	100	229	229	447
5"	125	254	254	547
6"	150	267	279	607
8"	200	292	343	754
10"	250	330	406	890
12"	300	356	483	1031
MATERIAL SPECIFICATION
NO.	Name	Material
1	Gasket	Stainless Steel 304 or C95400
2	Bonnet	Ductile Iron
3	Packing	Graphite
4	Disc	Ductile Iron +EPDM
5	Body	Ductile Iron
6	Sealing Ring	EPDM
7	Bolt	Stainless Steel 304 or Steel 1045
8	Gland	Ductile Iron
9	Nut	Stainless Steel 304 or Steel 1045
10	Flat Washer	Stainless Steel 304 or Steel 1045
11	Bolt	Stainless Steel 304 or Steel 1045
12	Handwheel	Ductile Iron
13	Lock Nut	C95400
14	Locating Screw	Stainless Steel 304 or Steel 1045
15	Stem	Stainless Steel 304 or C95400
16	Stem Nut	C95400
17	Plug	C95400
18	Lifting Nut	CF8 or C95400
19	Pin	Stainless Steel 304
20	Sealing Ring	EPDM

 

Quality Control:

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.

Application and Case

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.

FAQ

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.
 

Packaging & Shipping