China supplier best selling product high quality flanged handle ball valve
Product Description
Number | Parts | Material |
1 | Valve Body | Steel .DIN St/37.0/37.8 |
2 | Axis Guide | Steel .DIN St/37.0/37.8 |
3 | Valve Ball | Stainless Steel AISI304 |
4 | Stem | Stainless Steel AISI304 |
5 | Ball Valve Seal | Carbon reinforced PTFE |
6 | Body Extension Tube | Steel .DIN St/37.0/37.8 |
7 | Handle | Galvanized Steel |
8 | O-ring/Stem Seal | FPM |
9 | Gasket | PTEF |
Handle |
DN15-DN150 | Galvanized Steel |
DN200-DN250 | Spraying carbon steel |
DN250-DN1400 | No handle, using the handwheel |
We recommend DN300-DN1400 manual gearbox operation. |
Running Condition: |
temperature -30°C-+200°C(less than 0°C, contact us) |
Company Information Hebei Tongli Self-Control Valve Co., Ltd. is located in the casting country of China.
Our products are in accordance with the ISO9001 Quality and ISO14001 Environment Management
System. also SGS, BV.
And our products are sold to over 30 districts in China and also exported to many districts such as
Europe, America, Japan, South Korea and Middle East.
Welcome contact me! You will recieve the best service and qualtiy.
Advantage -Welded ball valve can be buried under the ground and no need to build that tall valves. It reduce construction costs and avoid damage when people get into the well controlling valve. -When welded ball valve is open, the ball is completely surrounded by the seat. Although media has less impurities but it doesn’t erosion ball seat and sealing surface, due to the special structure of the valve seal this pipe with life. -Welded ball valve closed stationary seal seat medium on the ball and can not cause harm, still open when deposited in the process media debris scraped the ball again, under the seat with a spring pressure and temperature changes have compensation guarantee does not have any leaks. -Light weight, appearance, and easy to heat, so that the pipeline is more delicate. -Direct welding in the pipeline saves flange, screw, gaskets, saves the building cost of projects and a lot of material resources. -Prefabricated heat preservation reduce the amount of heat loss. -Due to the special structure, the normal use warranty is 20 years.