- Model NO.: DN15-DN200
- Transport Package: Carton/ Wooden Carton/Pallet
- Origin: China
- Trademark: Dofun
- Specification: dn15-dn200
- HS Code: 8481804090
The valve is called SVD-S welding straight-throutgh stop valve .which is used for ammonia cold room pipe and
refrigeration equipment, Which control the flow of ammonia by operate the hand wheel of valve.
1.The six-level sealing structure uses imported materials and can thoroughly avoid leakage,six levels of protection makes the structure more safe and reliable.
2.the valve rod is made of 304 stainless steel which can never be rusted.the surface is nano processed(national patent)which has increased the surface hardness;meanwhile,the RA valve of surface finish is less than 0.03 and friction is almost zero.therefore,under all cases,it can bepilot wheel(no need to use any wrench).there is a test record wich is no leakage after 5000 times of operating,thus greatly enchancing the service life and safety.
3. Advanced modular design makes it possible to assemble diferent functions of components on the same valve,which is quite convenient and quick.