Five Advantages:

1. integral seamless steel tube pressed full-auto welded without leaking outward.

2. PTFE+25% carbon fiber and disc spring feely compensating structure zero leakage.

3. can be directly buried without need of a high ground well,saving the engineering cost.

4. both valve and pipeling are made of the same material, without the condition of uneven       sterss.

5. in multiple connection combination, for use with special working conditions

This series of products are reliable sealing performance, maintenance-free for 20 years, switch torque light,can be installed in heat transfer stations, district heating pipe network, branch pipes, heat exchanger unit, heat transfer equipment or ancillary equipment connected to other.use for cut off . The main use of the urban heat, city gas, city water supply and drainage lines

(1)shell Hydrostatic Test

(2)Seal  Hydrostatic Test

 The pressure should be more 1.1times than working pressure by seal hydrastatic test 

(3)Seal Air Test 

 Seal air leakage test is based on 80PSIG(6kgf/cm2)nin-actiue gas of full lilled with  air, after clase zhe valve.then  check it is leakage or not by one side of zhe valve 

Fully welded ball valve - Company advantages:

1. We are factory: Our factory address is: 19-11 Hunnan East Road,Hunnan New district, Shenyang City,Liaoning Province, China. Postcode: 110169

2. Regional Sales: We provide specialized sales service refers to different kind of region all over the world. Each sales team member is good at the local language and well experienced to the responsible market. For example: Russian, German, Spanish, Japanese, etc.

3. Low MOQ:  Our factory owns the casting company by itself. We are always ready for providing the sample and producing some small orders, in order to meet the business well.

4. OEM Accepted: We can make the products with the client's demand standard or the custom requirement.

5. Complete Service: We are always ready to hear from you, be responding to your enquiry immediately. Our trade manager is always online for you.

6. Good Quality: We have strict quality control system and amounts of testing equipments for different kind of valve, such as size, pressure, working environment etc. We are winning the market reputation with the time goes by.

7. Quick Delivery: We have the large stock for some hot products.

8. Competitive Prices: We are the manufacturing company which not only has our own manufacturing workshop, but the casting company as well. We provide the straight factory price and service to our customer.