
(Z41H-600LB-1-1/2") Integral Flange Forged Steel Carbon Steel Stainless Steel Gate Valve
We consistently carry out our spirit of ''Innovation bringing development, Highly-quality ensuring subsistence, Management promoting benefit, Credit attracting customers for two piece ball valve, manual operated ball valve, API602 gate valve. We strengthen the construction of the talent team, make full use of the brand and product technology advantages to offer customers with higher-quality products and professional services. With advantage of industry management, the business has generally been committed to supporting prospects to become the current market leader in their respective industries. We uphold a sincere and persistent attitude, grow an ambitious goal, and gradually precipitate our own corporate culture.
Minimum flow circulation valve is the key supporting equipment of power plant’s boiler feedwater pump.
Boiler water from the feedwater pump will be pressurized up to 20-30Mpa or above in the deaerator then sent to the high pressure heater and eventally into the boiler. A certain minimum flow quantity of the feedwater pump should be ensured to take away the heat generated by its operation so as to avoid overheating and damage of vanes due to cavitation. Boiler feedwater flow is small during the startup and shutdown process while the water demand decreases in condition of breakdown. In order to ensure the normal operation of the pump, a recirculation system should be mounted in the pump outlet to carry a portion of the feedwater back to the deaerator from the pump.

Technical Specification of Pressure Reducing Control Valves
Valve Type: Globe type control valve
Valve Size:1 inch to 12 inch
Pressure: 150Lb to 4500LB
Flange Connection: 150LB to 2500LB according to ASME B 16.50
Butt Welding Connection: 150LB TO 4500LB according to ASME B 16.25
Design according to ASME B16.34
Operation: electric or pneumatic
Our Advantages:
1.Structure: Circulatory convection, multi-stage pressure reducing mechanism, avoid cavitation efficiently, prolong service life.
2. Replaceable Trim: All the trim can be quickly removed and replaced, easy to maintain with less cost
3. Packing: High-quality stem packing ensures zero leak without frequent replacement
4. Well Performance: Scientific construction, high-performance materials with exquisite workmanship enable both the plug and cage to have excellent anti-blocking and anti-scrach performance.
5. Matched Material: Appropritely matched plug and cage materials provide an excellent resistance for abrasion and scraching.
6. Leakage Class: Zero leakage, long-service life and low breakdown rate ensure a safe and reliable operation.


Our (Z41H-600LB-1-1/2") Integral Flange Forged Steel Carbon Steel Stainless Steel Gate Valve is very safe and stable, as its design and product components are manufactured to high standards. The competition of modern enterprises continues to intensify, and new technologies and new products are being introduced. Excellent quality comes from our adherence to every detail, and customer satisfaction comes from our sincere dedication.
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