Russia High Pressure GOST Underground Burried Extended Stem Body Welding Bw End Floating or Trunnion Mounted Natural Gas Transmission Fully Welded Ball Valve

Since our establishment, we have adhered to the road of technological innovation, continuously committed to the research and development of CW6M Sleeve Plug Valve, Cast Steel Lift Check Valve, Lug Concentric Butterfly Valve, and invested a lot of money in technology, equipment and modern management. We have established long-term cooperative relationship with many enterprises with good credit and excellent service. We insist on putting customer satisfaction as the first priority in the practice of the company, and provide different solutions according to customer needs, so as to win the trust and support of our customers. We take the maximization of corporate efficiency as the core, fully implementing the commanding heights and internationalization strategy, and continuously improving our management.

Product Details

NSV supplies Underground Fully Welded Ball Valves, trunnion mounted,that’s with extended stem,discharge vent sealant injection system when used for under-ground installations,valves with butt welding seam extended pipe can also be supplied to avoid possible damage to sealing surface during the installation.

STRUCTURAL FEATURES

1. Integral Valve Structure
It is welded by forged steel. The forging materials are subjected to ultrasonic examination according to ASME nondestructive flaw detection requirements. The welding slope on the connection face is subjected to liquid penetration examination.

2.Trunnion mounted ball valves

The ball is fixed and the seat rings are floating,free to move along the valve axis,side load generated by pressure acting on the ball is absorbed by bearing,at low pressure the seat sealing acting is achieved by the thrust of the springs acting on the seat.As the pressure increases the fluid pressure pushes the seat rings against the ball,making the sealing more reliable.

3. Extension Stem for underground
As for the fully welded ball valves with extended stem, the extension stem can be supplied if ground operation is needed. The extension stem is composed of stem, sealant injection valve, and drainage valve that can be extended to the top for the convenience of operation. Users should indicate the extension stem requirements and length when placing orders.

4.SEALING INJECTIONS

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: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.

3. Q: What’s your payment terms?

A: As our company’s policy, we normally have bellow 3 payment terms,it also can negotiation both parties before confirm order.
1) 100% T/T or West Union in advance that order value within $2,000.00USD.

2)30% T/T advance+70% balance after the shipment for the order value above $2,000.00USD.

3)L/C at sight for the order value above $50,000.00USD..

We can offer you virtually every variety of merchandise associated to our item range for Russia High Pressure GOST Underground Burried Extended Stem Body Welding Bw End Floating or Trunnion Mounted Natural Gas Transmission Fully Welded Ball Valve. Our tenet is 'sincerity is the foundation, the user is supreme'. With high-quality services for new and old customers and to provide you with professional services, we hopr to work together with you to go to the world. Our products not only enjoy a high reputation at home, but also very popular in the international markets.