Valves in Ductile Iron, Cast Steel & Stainless Steel
One-Stop Valve
Production Specialist
Used in power stations, petroleum, chemical, heat(power),
water conservancy, urban construction, pharmaceuticals, fertilizers,
metallurgy, mining, pressure vessels and other industries.
NOCK VALVES
Valves in Ductile Iron, Cast Steel & Stainless Steel
Our company mainly engages in the production and operation of high-medium-low pressure ductile iron, cast steel & stainless steel valves, including: gate valves, globe valves, ball valves, check valves, butterfly valves, safety valves, filters/strainers, steam traps, control valves, high-temperature high-pressure power station valves, metallurgical valves, water conservancy valves, etc.Coverage: Over 10 categories, thousands of specifications Valve body materials: HT, QT, WCB, CF8, CF8M, CF3, CF3M, 12CrMov, etc. Design/manufacturing standards: GB, ANSI, API, DIN Actuation methods: Manual, worm gear operation, pneumatic, hydraulic, electric Applications: Power stations, petroleum, chemical, heat(power), water conservancy, urban construction, pharmaceuticals, fertilizers, metallurgy, mining, pressure vessels and other industries.
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Company was founded in
Registered capital
Product Category
Exported Countries
APPLICATION INDUSTRY
Widely implemented in power stations, petroleum refining, chemical processing, thermal utilities, water conservancy, municipal engineering, pharmaceuticals, fertilizer production, metallurgy, mining, and pressure vessel systems.
Learn More01
Power Industry
Valve features include high-temperature & high-pressure resistance, high-flow capacity, and exceptional operational stability.
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Chemical Industry
Valves prioritize premium quality, corrosion resistance, superior sealing performance, and user-friendly operation.
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Metallurgical Industry
Valves require extreme temperature/pressure tolerance, reliable sealing integrity, industry-specific variants, and certified material quality.
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Pharmaceutical Industry
Valves must meet strict sanitary standards, energy efficiency compliance, fail-safe reliability, intelligent automation, and precision flow control.
Latest Information
Blog Articles
2026/06
11
2026 Ultimate Guide to High-Efficiency Industrial Control Valve Solutions
This practical 2026 guide from Nock Valve Group draws on 18 years of on-site manufacturing and application experience to cover all core knowledge of control valves, including working principles, selection criteria, troubleshooting and latest compliance standards, helping industrial teams reduce unplanned downtime by up to 32%.
Top-rated Control Valve: Selection, Maintenance & 2026 Industry Best Practices
This 2026 practical guide for control valve targets industrial engineers, procurement specialists and facility managers, compiled based on Nock Valve Group’s 22 years of industrial fluid control delivery experience. It covers full lifecycle guidance, latest industry performance data and real case insights to help users cut operational costs by an average of 27% for fluid regulation systems.
2026 Complete Guide to High-Efficiency Control Valve for Industrial Fluid Process
This 2026 practical guide covers full details of control valve including core definition, step-by-step selection workflow, maintenance tips, industry application cases and latest performance data, combining Nock Valve’s 2000+ global project experience to help industrial purchasers and operation teams make smart procurement decisions.
2026 Ultimate Guide to High-Efficiency Control Valve for Industrial Fluid Systems
This 2026 practical guide covers full details of control valve definition, selection, maintenance, performance optimization and supplier vetting for plant engineers, procurement specialists and operation managers, based on 230+ real field cases from Nock Valve Group, helping cut fluid system downtime by 32% and reduce long-term operation costs significantly.
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One-Stop Valve Production Specialist
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No. 85 Xiangyang Road, Weicheng District, Weifang City, Shandong Province, China