Factory Cheap China API Wcb Flange End Ball Valve for Water/Oil/Gas

Short Description:

All-weldsd ball valve using a long-tsrm reliabls opsration, no maintenance, easy to install, especially DN300 bslow the valvs installation becomes more convenient, not only �reduces the cost of construction, but also saves time.

Fully welded ball valve is widely used in city gas, urban heating, petrochemical, shipbuilding, steel, regulator station on all kinds of pipeline equipment, power plants and so on.

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All we do is always associated with our tenet â Customer first, Trust first, devoting on the food packaging and environmental protection for Factory Cheap China API Wcb Flange End Ball Valve for Water/Oil/Gas, We welcome you to definitely stop by our manufacturing facility and sit up for creating pleasant organization relationships with clients in your own home and overseas while in the in the vicinity of long term.
All we do is always associated with our tenet â Customer first, Trust first, devoting on the food packaging and environmental protection for China Float Ball Valve, Stainless Steel ValveÂ£Â¬api ball valve, We maintain long-term efforts and self-criticism, which helps us and improvement constantly. We strive to improve customer efficiency to save costs for customers. We do our best to improve the quality of product. We are going to not live up to the historic opportunity of the times.

Body pressure detection

ANSI B 16.34 Section 7.1
Valve size NPS	Test pressure Â	Test time sce
DN50Â¡Ã	1:5 times the 100Â¡Ã£C F	15second
DN65-200	Rating of AN ST Class	60second
DN250Â¡Ã	Max. operating pressure	180second
Detect pressure than the maximum working pressure Â valve 1.5 times higher (100F)

1.Seal hydrostatic test:The pressure should be more 1.1 times than working pressare by seal hydrastatic test.

ANSI B 16.34 Section 7.2
Valve size NPS	Test pressure Â	Test time sce
DN50Â¡Ã	1:5 times the 100Â¡Ã£C F	15second
DN65-200	Rating of AN ST Class	30second
DN250Â¡Ã	Max. operating pressure	60second
Detect pressure than the maximum working pressure Â valve 1.5 times higher (100F)

2.Seal air test: Seal air leakage test is based on 80psig (6kgf/cm^ nin-actiue gas or full filled with air, after dose the valve, then check it is leakage or not by one side Â of the valve.