China Flange Type Cast Iron Valve Standard Steam Globe Gate Valve Water Ductile Cast Brass Iron Gate Valve With Resilient

We provide our customers with professional Forged Top Entry Ball Valve, Bellows Forged Globe Valve, Wafer Check Valves with sales of high-quality products as the core competitiveness and R&D as the basis for development. We strongly think that we will do superior and far better. Our factory has continuously introduced advanced technology and modern management experience at home and abroad, and formulated rigorous process standards, quality control systems and testing methods. We not only provide professional sales services, but also establish a complete after-sales service system to provide guidance and assistance for the problems and difficulties encountered in the development of the enterprise. We are committed to do business with integrity and professionalism in all aspects of our business. The well-equipped facilities and excellent quality control throughout all stages of production enable us to guarantee total customer satisfaction.

Product Details

NSV Cryogenic forged steel gate 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 gate valve that wedge have special design. Forged gate valves can be full port or reduced port as per requirements of customers.

Applicable Standard
Design Standard: API 602, ASME B16.34, BS 5352, DIN3352
Face to Face: ASME B16.10, EN 558, DIN3202
End Flange: ASME B16.5, DIN2533
Butt welding Ends: ASME B16.25, DIN3239
Socket Welded Ends: ASME B16.11
Threaded Ends: ASME B1.20.1
Inspection and Test: API 598, DIN3230

Products Range
Size: 1/2" ~ 2"(DN15 ~ DN50)
Rating: ANSI 150lb ~1500lb
Body Materials: F304,F304L,F316,F316L.
Trim: F304,F304L,F316,F316L
Operation: Handwheel

Design Features

Extended stem as the temp.
Solid wedge gate
Full port or reduced port design
Bolted bonnet, and welded bonnet, or pressure sealed bonnet also available
Flanged, butt-welded, socket welded, or threaded ends

STRUCTURAL FEATURES

● Extended bonnets with sufficient gas column length, usually specified by customer, are supplied for all valves to keep stem packing at sufficient distance away from the cold fluid to remain functional.
● Solid CoCr alloy wedges on NPS 1⁄2 – 2 (DN 15–50) valves operate with no galling in cryogenic service.
● Cleaning: All cryogenic valves are thoroughly degreased and cleaned and pipe ends are sealed to prevent contamination.

FAQ

1. Q:Is there have MOQ?

A：No.we can accept 1set,but there have additional cost $150.00(process of export) if the order value within $2000.00.

2.Q: Do u provide sample,is it free or extra ?

A: Yes, we could offer the sample, due to its value,we can supply free sample that small value and you afford the freight,but also welcome visit our factory to inspect quality.

3. Q:Does your company have any agent/distributor with the exception of China?

A: At present,we have agent in Indonesia,Singapore,Canada,Mexico,Iraq,and welcome contact us if you would like to join us.

4.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.

Our company relies on the brand as the goal, the quality assurance for the life and continuously improves China Flange Type Cast Iron Valve Standard Steam Globe Gate Valve Water Ductile Cast Brass Iron Gate Valve With Resilient and the service quality. The struggle concept of "people-oriented, high performance-oriented" is the continuous driving force of our high-quality development. The vision describes the ideal blueprint for all employees to fight for, and is the pursuit we must establish to fulfill our solemn mission.