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Biphasic stainless steel 4A ball valve, stainless steel 4A ball valve, 4A ball valve, ball valve

Product Code :

Product Name: Dual-phase Stainless Steel 4A Ball Valve

Model: Q47F/Y

Bore: DN15 - 600

Pressure: 150 - 900LB

Material: Carbon steel, dual-phase stainless steel 4A, etc.

The dual-phase stainless steel 4A ball valve has the ability to withstand chloride-containing environments and sulfide stress corrosion. Its strength is approximately twice that of standard austenitic stainless steel, making it particularly suitable for applications with high chloride ion content and sulfide-containing media, to achieve the functions of cutting off, connecting, regulating or changing the flow direction of the pipeline medium. This product can also be designed into three-way, four-way and other structural forms according to user requirements.


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Biphasic stainless steel 4A ball valve, stainless steel 4A ball valve, 4A ball valve, ball valve VF--QCC-Q422-CU Customized Customize

Overview of the Dual-Phase Stainless Steel 4A Ball Valve:


The dual-phase stainless steel 4A ball valve is a type of valve with left and right valve bodies cast using ASTM A995 Gr.4A (CD3MN) or A890 Gr.4A (CD3MN) castings, and the ball, valve stem, and fixed shaft are machined from forged or bar materials such as A182 F51 or UNS S31803. The ball serves as the opening and closing element, and the rotation of the ball around the valve body center enables the valve to be opened and closed. The steel types used in the main components of this valve combine the advantages of austenitic and ferritic stainless steels. 


Advantages of the duplex stainless steel 4A ball valve:


The duplex stainless steel 4A ball valve has the ability to withstand chloride-containing environments and sulfide stress corrosion. Its strength is approximately twice that of standard austenitic stainless steel. Therefore, it is particularly suitable for applications with high chloride ion content and sulfide-containing media, to achieve the functions of cutting off, connecting, regulating or changing the flow direction of the pipeline medium. This product can also be designed into three-way, four-way and other structural forms according to user requirements.


The duplex stainless steel 4A ball valve has the ability to withstand chloride-containing environments and sulfide stress corrosion. Its strength is approximately twice that of standard austenitic stainless steel. Therefore, it is particularly suitable for applications where the medium contains high levels of chloride ions and sulfides, to achieve the functions of cutting off, connecting, regulating or changing the flow direction of the pipeline medium. This product can also be designed into three-way, four-way and other structural forms according to user requirements.

Packing of Standard Packing: 


Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’  is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition


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