Cast Steel Bellows Seal Globe Valve

Our goal is to satisfy our customers by offering golden service, good price and high quality for SS904L Check Valve, Basket Strainers, Forged Lubricated Plug Valve. After years of development and improvement, we now have world-class machinery and equipment, professional and excellent technical staff and a huge sales network. We firmly highlight the principle of 'people-oriented, honest management, scientific and technological innovation'. They are widely favored by customers at home and abroad.

Product Details

NSV Cryogenic forged steel globe valves is for LNG plants in the world. Cryogenic testing is carried out on site where valves are submerged in liquid nitrogen at -196C and leak tested with helium gas,as this kind of globe valve that wedge have special design.

STRUCTURAL FEATURES

Extended Bonnet and lift high packing box.

At low temperatures, after working more longer,The packing will gradually become less elastic, so impermeable the performance of leakage gradually decreases due to leakage Packing and stem fit icing, affecting stem Normal operation and easy movement due to stem Scratch the packing and cause big leak. So Cryogenic Valves must be of extended bonnet construction, lift High stuffing box position so that the packing at 0

At low temperatures, after working more longer,The packing will gradually become less elastic, so impermeable the performance of leakage gradually decreases due to leakage Packing and stem fit icing, affecting stem Normal operation and easy movement due to stem Scratch the packing and cause big leak. So Cryogenic Valves must be of extended bonnet construction, lift High stuffing box position so that the packing at 0℃ to work in the environment.

When customers have no special requirements, NSV according to SHELL SPE 77/200, SHELL SPE77/209, BS6364 design bonnet extension size;also it can be extended according to customer's special requirement.

FAQ

1. Q:Does "NSV" valves have supply to any value end user?

A:Yes,it just like PETROKIMIA GRESIK in Indonesia, BP Iraq,ESFAHAN MOBARAKEH STEEL In Iran etc.

2. Q:Are you manufacturer or trading company?

A: We're manufacturer,but our factory name is not named NSV due to we're professional in promotion NSV brand with best service,and also have sold to many end user success.

3. Q:Do you have any valve in stock?

A:There have a lot of GGC valves(2"&within) in stock,and that can delivery within one week.

4. Q:Do you have customized valve?

A:Yes,we can supply customized valves.

To be able to give you benefit and enlarge our business, we also have inspectors in QC Team and assure you our greatest service and products for Cast Steel Bellows Seal Globe Valve. With leading technology and advanced concepts, we wholeheartedly provide customers with satisfactory products and services, and continue to contribute to the prosperity and development of the social economy. We are the ideal partner of your business development and look forward to your sincere cooperation.