Are you curious about where to find the best non-rising stem factories in China? With so many options available, it’s crucial to know which ones stand out in quality and reliability. By comparing the top factories, you can make informed decisions that save you time and money while ensuring you get the best products. Imagine the peace of mind that comes from partnering with a trusted manufacturer! Dive into our article to discover the leading factories and unlock the secrets to successful sourcing in China. Your journey to finding the perfect factory starts here!
Non-Rising Stem Gate Valve
Product Details: NSV Non-rising stem gate valves are suitable for tight places where there is not enough room for the stem to raise, such as underground pipes. The valve is fully open when the handle is rotated left and fully closed when rotated right.
Technical Parameters:
– Design Standard: API 600, BS1414, DIN3352
– Size: 2″ ~ 60″ (DN50 ~ DN1500), Rating: ANSI 150lb ~ 2500lb
Application Scenarios:
– Underground piping systems
– Tight spaces where stem raising is not feasible
Pros:
– Easier to padlock compared to rising stem valves
– Suitable for clean liquids and gases
Cons:
– Screw threads exposed to the fluid, which can cause fouling
– Limited to clean applications
Non Rising Stem Resilient Seated Gate Valve
Product Details: Non Rising Stem Resilient Seated Gate Valve with ISO top flange for the actuator, suitable for sewage, water projects, marine & mining applications.
Technical Parameters:
– Body Material: Ductile Iron/Cast Iron/Gray Cast Iron
– Working Temperature: -10°C to 100°C, Pressure: PN10, PN16, PN25
Application Scenarios:
– Water systems
– Textile and electric power industries
Pros:
– Easy to open and close with reliable sealing
– 100% inspection & testing before delivery
Cons:
– Limited to specific temperature and pressure ranges
– Potential for rust if not properly coated
China Isolation Valve in Resilient Seated Gate Valve with non …
Product Details: Resilient-Seated Gate Valve with Non-Rising Stem, designed for water, wastewater, and sewage applications. Full bore design allows bi-directional use and self-cleaning.
Technical Parameters:
– Body: Ductile Iron GJS 500-7
– Sealing: Class A sealing (ZERO LEAKAGE)
Application Scenarios:
– Water and neutral liquid applications
– Irrigation system
Pros:
– 100% testing before packing and delivery
– Sealing parts can be replaced with the valve open
Cons:
– Limited to specific materials upon request
– Manual operation may not be suitable for all applications
Non Rising Stem Gate Valve – Ametek
Product Details: Non rising stem gate valve designed for clean water and sewage water. Available sizes from 2” to 24”. Working temperature from -5℃ to 85℃. Pressure ratings PN10/16.
Technical Parameters:
– Size: 2” to 24”
– Pressure: PN10/16
Application Scenarios:
– Used in clean water systems
– Used in sewage water systems
Pros:
– Integral bonnet design with fully rubber-coated wedge
– 5 sealing rings to prevent internal leakage
Cons:
– Limited to specific temperature range
– May require customization for specific applications
Non Rising Stem VS Rising Stem
Product Details: Rising Stem and Non Rising Stem Gate Valves
Technical Parameters:
– Rising Stem: Exposed stem, driven by thread transmission
– Non Rising Stem: Stem rotates at a fixed point to lift the valve disc
Application Scenarios:
– Used in various industries for medium connection and shut-off
– Suitable for applications where space is limited
Pros:
– Rising Stem: Easy to open and close, easy for maintenance
– Non Rising Stem: Takes less space, generally cheaper
Cons:
– Rising Stem: Requires more installation space, higher price
– Non Rising Stem: Not easy for lubrication of the stem
Groove Resilient-seated Gate Valve(Non-rising Stem )
Product Details: Groove Resilient-seated Gate Valve (Non-rising Stem) – Cast Iron Valve
Technical Parameters:
– Normal Pressure: 1.6MPa
– Seal Performance: 1.76MPa
– Intensity Test: 2.4MPa
– Working Temperature: ≤80℃
– Applicable Medium: Water
Application Scenarios:
– Water supply systems
– Municipal engineering
Pros:
– Durable cast iron construction
– Effective sealing performance
Cons:
– Limited to water applications
– Temperature restrictions
2 Inch Non Rising Stem Gate Valve – Forede
Product Details: 2 Inch Non Rising Stem Gate Valve is non rising stem type, the stem is unexposed, and non rising stem valves take up less space, especially for those narrow areas.
Technical Parameters:
– Body: Ductile Iron, QT450
– Seal: Ductile Iron, QT450 Cover by NBR
– Stem: 2CR13 Stainless Steel
– Support: Ductile Iron, QT450
– Working Pressure: 16 bar
– End Connections: Flange x Flange
– Flange: BS4504 / ANSI150LB
– Size: DN50
– Valve Type: NRS Gate Valve
– Media: Water
Application Scenarios:
– Fire protection systems
– Water supply systems
Pros:
– Less effort to open and close.
– The flow direction of the medium is not restricted, does not disturb the flow an…
– The main material is ductile iron, lighter weight.
Cons:
– Limited exposure of the stem may complicate maintenance.
– Space constraints may limit installation options.
Cast Iron Non Rising Stem Gate Valve – Ametek
Product Details: Cast iron non rising stem gate valve designed and manufactured according to MSS SP-70. Available sizes from DN50 to DN300. Metal seated gate valve with a pressure rating of 125 psi.
Technical Parameters:
– Size: DN50 to DN300
– Nominal pressure: 125 PSI
Application Scenarios:
– Water systems
– Steam systems
Pros:
– Durable cast iron construction
– Customizable options available
Cons:
– Limited temperature suitability (≤100℃)
– Requires minimum order quantity for customization
Flanged Hard Sealing Gate Valve (Non-rising Stem)
Product Details: Flanged Hard Sealing Gate Valve (Non-rising Stem) – Cast Iron Valve | China LESSO
Technical Parameters:
– Working Pressure: 1.6MPa
– Working Temperature: ≤80℃
– Seal Test: 1.76MPa
– Intensity Test: 2.4MPa
– Applicable Medium: Water
Application Scenarios:
– Water supply systems
– Industrial applications
Pros:
– Durable cast iron construction
– Effective sealing performance
Cons:
– Limited to water applications
– Non-rising stem may complicate maintenance
Hard seal non- rising stem gate valve
Product Details: Hard seal non-rising stem gate valve with durable hard sealing material and rising stem for visual confirmation.
Technical Parameters:
– Size Range: DN40-DN1000
– Pressure: PN10/PN16
Application Scenarios:
– General industrial applications
– Tap water systems
Pros:
– Durable hard seal for reliable performance
– Easy visual confirmation of valve position
Cons:
– Potential for higher frictional resistance
– Requires maintenance for sealing ring replacement
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Non-Rising Stem Gate Valve | NSV Non-rising stem gate valves are suitable for tight places where there is not enough room for the stem to raise, such as underground pipes. The val… | – Easier to padlock compared to rising stem valves – Suitable for clean liquids and gases | – Screw threads exposed to the fluid, which can cause fouling – Limited to clean applications | www.nsvvalves.com |
| Non Rising Stem Resilient Seated Gate Valve | Non Rising Stem Resilient Seated Gate Valve with ISO top flange for the actuator, suitable for sewage, water projects, marine & mining applications. | – Easy to open and close with reliable sealing – 100% inspection & testing before delivery | – Limited to specific temperature and pressure ranges – Potential for rust if not properly coated | www.wvf-valve.com |
| China Isolation Valve in Resilient Seated Gate Valve with non … | Resilient-Seated Gate Valve with Non-Rising Stem, designed for water, wastewater, and sewage applications. Full bore design allows bi-directional use… | – 100% testing before packing and delivery – Sealing parts can be replaced with the valve open | – Limited to specific materials upon request – Manual operation may not be suitable for all applications | www.zdvalve.com |
| Non Rising Stem Gate Valve – Ametek | Non rising stem gate valve designed for clean water and sewage water. Available sizes from 2” to 24”. Working temperature from -5℃ to 85℃. Pressure… | – Integral bonnet design with fully rubber-coated wedge – 5 sealing rings to prevent internal leakage | – Limited to specific temperature range – May require customization for specific applications | www.ametekiron.com |
| Non Rising Stem VS Rising Stem | Rising Stem and Non Rising Stem Gate Valves | – Rising Stem: Easy to open and close, easy for maintenance – Non Rising Stem: Takes less space, generally cheaper | – Rising Stem: Requires more installation space, higher price – Non Rising Stem: Not easy for lubrication of the stem | www.wsdsolution.com |
| Groove Resilient-seated Gate Valve(Non-rising Stem ) | Groove Resilient-seated Gate Valve (Non-rising Stem) – Cast Iron Valve | – Durable cast iron construction – Effective sealing performance | – Limited to water applications – Temperature restrictions | en.lesso.com |
| 2 Inch Non Rising Stem Gate Valve – Forede | 2 Inch Non Rising Stem Gate Valve is non rising stem type, the stem is unexposed, and non rising stem valves take up less space, especially for those… | – Less effort to open and close. – The flow direction of the medium is not restricted, does not disturb the flow an… – The main material is ductile… | – Limited exposure of the stem may complicate maintenance. – Space constraints may limit installation options. | www.forede.com |
| Cast Iron Non Rising Stem Gate Valve – Ametek | Cast iron non rising stem gate valve designed and manufactured according to MSS SP-70. Available sizes from DN50 to DN300. Metal seated gate valve wit… | – Durable cast iron construction – Customizable options available | – Limited temperature suitability (≤100℃) – Requires minimum order quantity for customization | www.ametekiron.com |
| Flanged Hard Sealing Gate Valve (Non-rising Stem) | Flanged Hard Sealing Gate Valve (Non-rising Stem) – Cast Iron Valve | China LESSO | – Durable cast iron construction – Effective sealing performance | – Limited to water applications – Non-rising stem may complicate maintenance | en.lesso.com |
| Hard seal non- rising stem gate valve | Hard seal non-rising stem gate valve with durable hard sealing material and rising stem for visual confirmation. | – Durable hard seal for reliable performance – Easy visual confirmation of valve position | – Potential for higher frictional resistance – Requires maintenance for sealing ring replacement | lanhuivalve.com |
Frequently Asked Questions (FAQs)
What are non-rising stem factories in China?
Non-rising stem factories are manufacturing facilities that focus on producing goods without the use of rising stem technology, which is often associated with more complex machinery. These factories typically emphasize efficiency and cost-effectiveness, making them suitable for various industries, including textiles, electronics, and consumer goods.
Why are non-rising stem factories popular?
These factories are popular due to their ability to produce high-quality products at lower costs. They often utilize simpler machinery and processes, which can lead to faster production times and reduced operational expenses, making them attractive to both local and international businesses.
What types of products are made in non-rising stem factories?
You can find a wide range of products manufactured in non-rising stem factories, including clothing, footwear, electronics, toys, and household items. These factories cater to various industries, ensuring that they meet the diverse needs of consumers and businesses alike.
How do non-rising stem factories impact the environment?
While non-rising stem factories can be more efficient, their environmental impact varies. Many are adopting sustainable practices to minimize waste and energy consumption. However, it’s essential to research specific factories to understand their environmental policies and practices.
What should I consider when working with non-rising stem factories?
When partnering with non-rising stem factories, consider their production capabilities, quality control measures, and ethical practices. It’s also important to evaluate their communication and responsiveness, as these factors can significantly affect your overall experience and product quality.
