6, copper alloy valve: suitable for PN≤ 2.5mpa water, sea water, oxygen, air, oil and other media, as well as the temperature of -40 ~ 250℃ steam medium, commonly used for ZGnSn10Zn2(tin bronze), H62, HPB59-1 (brass), QAZ19-2, QA19-4(aluminum bronze).

7, high temperature copper: suitable for nominal pressure PN≤ 17.0mpa, temperature ≤570℃ steam and petroleum products. Commonly used brand ZGCr5Mo, 1 cr5m0. ZG20CrMoV, ZG15Gr1Mo1V, 12 crmov WC6, WC9, etc. Specific selection according to the valve pressure and temperature specifications.

8, low temperature steel valve: suitable for nominal pressure PN≤ 6.4mpa, temperature ≥-196℃ ethylene, propylene, liquid natural gas, liquid nitrogen and other media, commonly used brands) ZG1Cr18Ni9, 0Cr18Ni9, 1Cr18Ni9Ti, ZG0Cr18Ni9

9, stainless acid resistant steel valve: Suitable for nominal pressure PN≤ 6.4mpa, temperature ≤200℃ nitric acid, acetic acid and other media, commonly used brands are ZG0Cr18Ni9Ti, ZG0Cr18Ni10< nitric acid >, ZG0Cr18Ni12Mo2Ti, ZG1Cr18Ni12Mo2Ti< acid and urea >

The main products are ball valve, gate valve, butterfly valve, butterfly valve, cut-off valve, check valve, exhaust valve, solenoid valve, plug valve, needle valve, hydraulic control valve, control valve, regulating valve, balance valve, vacuum valve, super clean, cryogenic valves, valve fluorine-butterfly valves sanitary valves and other products, has increased to dozens of varieties, thousands of specifications, Pressure from negative pressure 1.3×10 (-7) to positive pressure 2500LB, diameter from DN1-DN3000mm, the products have been widely used in power plants, petroleum, chemical, natural gas, boiler steam, metallurgy and mineral, fire protection, environmental protection, municipal water conservancy, water treatment, building control, medical food and other fields.

Nortech is one of the leading industrial valve manufacturers in China with quality certification ISO9001.

Major products: Butterfly Valve, Ball Valve,Gate Valve, Check Valve, Globe Vavlve,Y-Strainers, Electric Acurator , Pneumatic Acurators .

 For more interest, welcom to contact  at: Email: sales@nortech-v.com