ANSI/API/ASTM/ASME/Wcb Carbon Steel Flange Gate Valve

Product Description

J-VALVES provide Industrial Valves, including , , , ,, and other types , which use for pipeline and equipment connections. 
 
Our Products could produce in both casting and forging type to meet different applications. J-VALVES products could meet  standards requirements. 

Technical Parameters

Nominal Diameter	2"~60"(DN50~DN1500)
Pressure Rating	150LB~2500LB(PN20~PN420)
Temperature Range	-29℃ to +425℃
Valve Body	Cast steel (ASTM A216 WCB)
Gate Disc	Stainless steel (304/316)
Valve Stem	Stainless steel (304/316)
Sealing Material	PTFE, RPTFE
Connection Type	Flange connection (compliant with ASME B16.47 standard)
Operation Mode	Gear operation
Design Standards	API 600, ASME B16.34
Testing Standards	API 598
Fire-Safe Design	API 607
Applicable Media	Oil, natural gas, water, steam, chemical media, etc.

Structural Features

1. Cast Steel Material: The valve body is made of high-quality cast steel (e.g., ASTM A216 WCB), which has high strength and good corrosion resistance. It can resist the erosion of various chemical media and extend the service life of the valve.
2. Flange Connection: Adopts a standard flange connection method, compliant with the ASME B16.5 standard, ensuring reliable installation and tight sealing.
3. Gear Operation: Equipped with a gear operating mechanism, it provides stable opening and closing performance, reduces operating torque, and is suitable for large-diameter and high-pressure working conditions.
4. Bidirectional Sealing: The unique sealing design ensures reliable sealing during both forward and reverse flow, effectively preventing medium leakage and ensuring the safe operation of the pipeline system.
5. Fire-Safe Design: Complies with the API 607 standard. Even in case of fire, the valve can maintain sealing performance to prevent medium leakage and ensure system safety.
6. Anti-Static Device: Built-in anti-static device effectively prevents static accumulation, reduces the risk of fire and explosion, and is particularly suitable for controlling flammable and explosive media.
7. Compact Design: Small in size and light in weight, it is easy to install and integrate into existing systems, saving space.

Advantages and Value

1. High Reliability: The cast steel material and gear-operated design ensure the valve operates stably in high-pressure and medium-to-high temperature environments, reducing maintenance frequency and downtime.
2. High Safety: Fire-resistant and anti-static designs, along with reliable sealing performance, effectively reduce leakage risks and protect the safety of personnel and equipment.
3. Automated Compatibility: The gear operating mechanism provides stable opening and closing performance, suitable for large-diameter and high-pressure working conditions.
4. Easy Installation and Maintenance: The flange connection simplifies the installation process and facilitates maintenance and overhaul.
5. Wide Applicability: Multiple material options and a broad range of pressure and temperature ratings allow the valve to adapt to various complex working conditions and medium characteristics.

Pressure Testing

Testing and Inspection standard according to API598

Pressure	150LB	300LB	600LB	900LB	1500LB	2500LB
Strength Testing	3.0	7.5	15.4	23.0	37.5	63.0	Mpa
Seal Testing	2.2	5.5	11.2	16.9	27.5	46.2
Air Testing	0.6	0.6	0.6	0.6	0.6	0.6

After-sales Service

1.  24/7 Global Technical Support.
2.  Rapid Emergency Repair & Replacement.
3.  On-Site Field Service Technicians.

4.  Comprehensive Valve Repair & Overhaul.
5.  Genuine OEM Spare Parts Guarantee.
6.  Proactive Maintenance Programs.

7.  Extended Warranty Options.
8.  Valve Retrofit & Upgrade Services.
9.  Detailed Installation & Operation Training.
10. Full OEM Documentation & Lifecycle Support.

Company Profile

Zhejiang J-VALVES Fluid Equipment Co., Ltd., founded in 2018 and headquartered in Wenzhou, Zhejiang Province, is an integrated manufacturing and trading company specializing in the export of industrial valves and pipeline fittings. The company holds certifications includingFire Safe Certification, demonstrating its commitment to providing customers with safe, reliable, and competitive products, along with professional industry solutions and high-quality services.
 
J-VALVES main product lines include . These products are available in materials such as , catering to demanding applications in petroleum, architecture, metallurgy, chemical, electricity, and hydraulic industries.
 
Supported by a dedicated technical team and rigorous quality inspection department, J-VALVES delivers customized products and services. Every product undergoes to ensure excellence. The company's meticulous management system and growing, dynamic team drive its sustainable development.

Factory Advantage

Other Products

OEM/ODM capabilities
Competitive pricing & bulk discounts
Fast shipping & customs clearance support
Turnkey project solutions
Professional engineer and quality control team
100% inpection before delivery 
15000 square meters factory 
Strong production capacity
Professional coordination skills

Floating type Ball Valve
Trunnion type Ball Valve
Soft Seat Ball Valve
Metal Seat Ball Valve
API600 Gate Valve
API623 Globe Valve
BS 1868/API6D Check Valve
Plug Valve
Triple Offset Butterfly Valve
Y & Busket Type Strainer

Certifications

Packing & Delivery

Delivery Time	10-30 Days
Package	Standard Exporting Plywood Case
Shipping Port	Ningbo/Shanghai sea port, China
Shipping Terms	EXW, FCA,CPT CIP, DAP, DPU. DDP, FAS.FOB.CFR.CIF
Payment Terms	T/T. DP, LC at sight
Payment condition	30% prepayment, 70% balance paid before shipping or against copy of BL
Country of Origin	China
Production Capacity	8000 Ton/year
Certificates	API6D.API600,API602,API607.CE,ISO9001,IS014001,IS045001.SIL3.and IS015848.CE
MOQ	10 PCS/size(Special material depends on)

Products Package

FAQ

1. Are you a trading company or factory? 
We are a manufacturer factory and we also have our own exporting license. 

2. Do you have certificate? 
Yes, ISO9001, ISO14001, ISO45001, API6D, API600, API602, CE, PED certificate. We also have some patents in design. 

3. How do you control the quality? 
In quality control, the most important is to avoid material mixing. 
In our factory, 3 spectro PMI machines are used in raw material warehouse, production plant, dispatch plant. 
Pressure inspecting machine, PMI machines, RA roughness spector, hardness testing machine...All machines help in inspection.

4 staff inspect during production in different sections
5 staff inspect the finished productions to avoid shortage, poor quality, mixing chemical...

4. How big factories do you have?

We have total 25000 square meters in Wenzhou city & Lishui city, Zhejiang Province, China. 

5. If there is any quality problem, how do you solve it? 
We are very proud that we never make one customer leave us. We are not 100% perfect, there is some quality problem. 
Normally replacement, or compensation, or resend goods to customers as per the condition. To be discussed as per condition. 

6. How long is your delivery time? 
For normal products in 7-10 days; For bulk order, in 15-25 days. It depends. 

7. Warranty time? 
3 years warranty for all of our stainless steel products. Gaskets or the easy broken parts are not included due to the different application for customers. 

8. Why trust in us? 
14 years in this industry. It makes us professional. Good credit in this market. 
All of our machines are the assurance of our responsibility. 

9. Free sample? 
Free samples can be provided for first cooperation under sincere cooperation