|Place of Origin:
|Minimum Order Quantity:
|Inner package:plastic bag sealed package Outer package:carton package or wooden case package The lettering, nameplate, certificate for valves are available
|5-8 work days
|3000pcs per month
|Temperature Of Media:
three way ball valve,
welded ball valve,
DN200 SS Cryogenic Ball Valve
Flanged Type Cryogenic Ball Valve Stainless Steel Light Weight DN25 - DN200
SS304/316 DN25-DN200 Flanged Type Cryogenic Ball Valve OEM Available
1 . The structure of reducing pressure holes in the valve core is adopted.
2 . The stem height is the optimal length obtained through calculation and testing.
3 . The gasket is made of ceramic filling material with stable sealing properties.
4 . In order to reduce the heat loss of the valve body, especially to ensure the use of the valve at ultra-low temperature, the valve body is specially
designed to be light in weight and small in size.
5 . The long-shaft valve has a valve through which low-temperature fluid flows. The long stem is used to avoid the effect of external heat to keep the gland at normal temperature to prevent the performance of the cap seal from decreasing.
Design standard GB12237-89
Structure length GB12221-89
Connecting flange GB / T 9113-2000 JB / T79-94
Test and inspection JB / T 9092-99
1 . It should ensure that the pipe is blown clean before installation.
2 . When installing, make sure that the flow direction indicated by the arrow on the valve body should be consistent with the flow direction of the fluid.
3 . This valve has been degreased. Store and keep clean when installing.
4 . After the pipeline construction is completed, all the valves on the pipeline should be opened, and the residue in the pipeline should be thoroughly and thoroughly kept to ensure that the pipeline system is clean and free of debris.
5 . The installation system diagram with the oil-free requirements should be degreased.
6 . Slowly open and close during use.
7 . If the precision parts such as the valve disc, valve seat and valve stem are worn or damaged, it must be repaired and replaced in time.
8 . For parts such as gaskets and sealing materials, replace them with new ones each time.
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Q. Are there any special requirements for OEM purchases?
A. Yes. Liangchuan requires proof of trademark registration in order to print or emboss your trademark onto the product or packaging.
Q. Do Liangchuan products come with a warranty ?
A. Yes. That's why we offer 3-year product life guarantee, and a generous1 year warranty on all purchases that begins with the bill of loading.
Q. How can I get some samples?
A. Usually we don’t offer free sample and express fee are required, the sample cost can be deducted from your first large order.
Q. What's the MOQ of your products?
A. Our MOQ is one (1) piece/set.
Q. Are you a manufacturer with your own factory?
A. Yes, we are the manufacturer for more than 8 years
Contact Person: Doris