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Submarine ball valve (underwater ball valve)

Product Code : VF--QCC-Q342-CU

Bore range: NPS 1/2" to NPS 56" (DN 15 to DN 1400) 

Pressure rating: CLASS 150 - 2500 (PN16 - PN420) 

Main materials: CS + Inconel, DSS + Inconel, Inconel, etc. 

Connection method: ASME/ANSI, GB, JB, HG, etc. 

Operating methods: manual, pneumatic, electric, hydraulic, etc. 

Application scope: Marine engineering platforms, oil and gas collection vessels, underwater pipeline projects, and situations with special safety requirements


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Submarine ball valve (underwater ball valve) VF--QCC-Q342-CU Customized Customize

The subsea cut-off valve and emergency shut-off valve belong to the special valve series for offshore platforms and submarine pipelines. They are designed and manufactured to meet the specific usage requirements of submarine gathering wellheads, gas and oil pipelines. As the switch-type control device for submarine pipelines, they form the safety and emergency shut-off system of the offshore platform, enabling the cutting or connection of the pipelines. 

Diameter range: NPS1/2" to NPS56" (DN15 to DN1400) 

Pressure rating: CLASS 150 - 2500 (PN16 - PN420) 

Main materials: CS + Inconel, DSS + Inconel, Inconel, etc. 

Connection method: ASME/ANSI, GB, JB, HG, etc. 

Operating methods: manual, pneumatic, electric, hydraulic, etc. 

Application scope: Marine engineering platforms, oil and gas collection vessels, underwater pipeline projects, and situations with special safety requirements


The subsea cut-off valve and emergency shut-off valve belong to the special valve series for offshore platforms and submarine pipelines. They are designed and manufactured to meet the specific usage requirements of submarine gathering wellheads, gas and oil pipelines. As the switch-type control device for submarine pipelines, they form the safety and emergency shut-off system of the offshore platform, enabling the cutting or connection of the pipelines. 

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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