Cast Steel Ball Valve
Ball Valve is not only own with the functions of opening quickly, easy to maintain, good sealing but also safety fire-safe and Antistatic designs. The selection of ball valve material includes stainless steel, carbon steel, and cast iron. The working pressure from 1000 psi to 6000 psi application of you chose. Designs of different sealing are as client's requirement. Chose the suitable ball valve to use in piping system, NAIBANG is the best supplier.
Nominal diameter: 1/2" ~ 48" (DN15 ~ DN1200)
Pressure range: Class150 ~ 1500（PN16 ~ PN420）
Working temperature: -46℃ ~ +200℃
Body material: Carbon steel, Stainless steel, Alloy steel
Operation: Handle, Gear, Electric actuator, etc
Temp.pressure : ASME B16.34
Wall thinckness :ASME B16.34
Bore dimension :API 6D
F TO F :ASME B16.10 , API 6D
Flanges dimension : ASME B16.5
Test & inspection :API 598 ,API 6D
The side entry trunnion mounted ball valve has been designed two piece body type or three piece body type and with two floating seats, which are movable under the pressure of medium.
Under the bottom of seats, seat pre-loading springs are positioned to ensure two floating seats can attach the ball’s surface tightly, other more, pressure of medium also can push seats to attach ball tightly to ensure sealing more reliable.
The trunnion ball valve is equipped with a movable seat seal ring which can generate displacement under the pressure of medium. In case that any medium pressure exists, the pressure will press the valve seat seal ring onto the ball tightly, guaranteeing the sealing performance of the ball valve.
1 Are you a factory or trading company?
We are a factory specialized in manufacturing valves about 20 years.
2 Where are the main markets for your products?
We hope to make business with companies from all over the world. And for now, our valves and fittings have been exported to especially in North America, South America, South Asia, Europe and Middle East.
3 Do you have a minimum quantity of the products?
No, we will build business with you with even 1pc. We believe this cooperation will be a long-term relationship for our high quality, competitive price and good after-sale service.
4 Can you print our Logo on the valves?
Yes, we can totally produce products according to your special request.
5 What is your lead time?
It's around 25-45 days normally.
6 How can I check your factory situation while it's difficult for me to come to China?
We have photos and videos on our website , It shows every step of the manufacturing.
7 How can you guarantee the quality of products?
First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every valve we sell is qualified.
8 How long is the quality guarantee period?
We supply 18 months for quality guarantee according to customers' using frequency.
9.Our company is specialized in manufacturing and various valves . To guarantee good quality, we follow ISO9001 standards to inspect our goods. From raw material purchase to pre-shipment inspection, we keep an eye on every step to ensure the satisfaction of our customer on quality.
10.If you have any questions, please feel free to contact me.your enquiry will get prompt attention.
we will do out best to quote you a more competitive price and short delivery time .