High pressure flange connected steel gate valve Z541H

Z541H/YReference standard for high-pressure flange connected steel gate valve products:
Design and Manufacturing:GB12234
Structural length:GB12221
Pressure and temperature rating:GB9131 GB/T74 HG20604
Connecting flange:JG/T79 GB9113 HG20593-20635
Testing and Inspection:GB13927 JB/T9092

Z541H/YHigh pressure flange connected steel gate valve product usage:
High pressure flange connected steel gate valve suitable for nominal pressurePN10.0～25.0MpaWorking temperature—29～600℃Cut off or connect media on pipelines in various working conditions such as petroleum, chemical, and thermal power plants. High pressure flange connected steel gate valves are suitable for media such as water, oil, steam, etc. The operation modes include manual, gear transmission, electric, etc.

Z541H/YStructural characteristics of high-pressure flange connected steel gate valve product:
1.Meets the requirements of advanced domestic and international standards, with reliable sealing, excellent performance, and beautiful appearance.
2.The sealing surface between the gate and valve seat is welded with iron-based alloy or Stellite（stellite）Made of cobalt based hard alloy by welding, it is wear-resistant, high-temperature resistant, corrosion-resistant, has good scratch resistance, and has a long service life.
3.The valve stem has undergone quenching and surface nitriding treatment, exhibiting good corrosion resistance and abrasion resistance.
4.Adopting a wedge-shaped elastic gate structure, with rolling bearings installed on medium and large diameters, it has low friction and easy opening and closing.
5.Various piping flange standards and flange sealing surface types can be adopted to meet various engineering needs and user requirements.

Z541H/YMaterial specifications for the main components of high-pressure flange connected steel gate valves:

Valve body	WCB	A105	Cr5Mo	ZGCr18Ni9Ti
Valve cover	WCB	A105	Cr5Mo	ZGCr18Ni9Ti
Bracket	WCB	A105	Cr5Mo	ZGCr18Ni9Ti
Gate plate	WCB	25	Cr5Mo	ZGCr18Ni9Ti
Valve stem	2Cr13	2Cr13	38CrMoA1The25Cr2MoV	1Cr18Ni9Ti
Valve seat	25	25	304	304
sealing ring	304Enhance flexible graphite
Packing material	Enhanced flexible graphite
stem nut	ZCuA110Fe3

Ordering process:
1. Fax the customer's purchase list, call for consultation, or email shweierdun@163.com
2. Received the customer's purchase list and provided the customer with valve model selection and quotation (price list)
3. Specific agreement: delivery time, special requirements, and other matters

Ordering Notice:
1. If the customer has special requirements for the product, the following instructions must be provided in the order contract:
a. Structural length;
b. Connection form;
c. Nominal diameter;
d. Product usage medium, temperature, and pressure range;
e. Testing, inspection standards, and other requirements.
2. Our factory can configure various driving devices according to specific customer requirements.
3. When the customer provides the determined valve type and model, the customer should correctly explain the meaning and requirements of the model, and sign the contract under the condition of mutual understanding between the supply and demand parties.
4. Futures and ordering customers are requested to first call and provide detailed information on the required valve model, specifications, quantity, delivery time, and location. And 30% of the total contract amount shall be prepaid, and the supplier shall prepare materials for production.