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Slip On Weld Neck Flange
QS Flange:
Name: Slip On Weld Neck Flange
Type: SO/ WN
Material: Stainless Steel
Size: Customizable
Class: 150 to 2500 LB
Face: RF
Process Method: Forged
Standard: ANSI B16.5
Usage: Connected to Equipment or Pipe by Fillet Weld Directly.
Feature: Corrosion-resistant and Environmentally Friendly
Type: SO/ WN
Material: Stainless Steel
Size: Customizable
Class: 150 to 2500 LB
Face: RF
Process Method: Forged
Standard: ANSI B16.5
Usage: Connected to Equipment or Pipe by Fillet Weld Directly.
Feature: Corrosion-resistant and Environmentally Friendly
Quantity
Slip On Weld Neck Flange is a high-performance pipeline connector made of premium stainless steel through a forging process, ensuring excellent mechanical properties and corrosion resistance. The product complies with the ANSI B16.5 standard, with pressure ratings ranging from 150 to 2500 LB. Its dimensions can be customized to meet specific requirements, making it suitable for industrial applications such as oil pipelines. Its design allows for direct connection to equipment or pipelines via fillet welding, offering easy installation and superior sealing performance. Slip On Weld Neck Flange not only boasts outstanding corrosion resistance but also meets environmental standards, making it an ideal choice for industries such as petrochemicals, power, and shipbuilding.
In industrial pipeline systems, the selection of Slip On Weld Neck Flange is critical, as it directly impacts the safety, reliability, and cost-effectiveness of the system. Below are detailed recommendations for selection based on pressure rating, medium characteristics, and budget, incorporating professional data and practical application scenarios.
1. Selecting Slip On Weld Neck Flange Based on Pressure Rating
For Low-Pressure Systems (≤600 LB), Choose Slip On Flange
According to the ANSI B16.5 standard, Slip On Flange provides excellent sealing performance at pressure ratings from 150 LB to 600 LB, with a leakage rate below 0.01%.
For Low-Pressure Systems (≤600 LB), Choose Slip On Flange
According to the ANSI B16.5 standard, Slip On Flange provides excellent sealing performance at pressure ratings from 150 LB to 600 LB, with a leakage rate below 0.01%.
In low-pressure systems, the fatigue life of Slip On Flange can exceed 100,000 cycles, meeting general industrial requirements.
Application Examples:
- Cooling water systems (pressure rating: 150 LB).
- Air compression systems (pressure rating: 300 LB).
- General liquid transportation pipelines (pressure rating: 600 LB).
Application Examples:
- Cooling water systems (pressure rating: 150 LB).
- Air compression systems (pressure rating: 300 LB).
- General liquid transportation pipelines (pressure rating: 600 LB).
For High-Pressure Systems (≥900 LB), Choose Weld Neck Flange
According to the ASME B16.5 standard, Weld Neck Flange ensures uniform stress distribution at pressure ratings from 900 LB to 2500 LB, with a fatigue life exceeding 500,000 cycles.
According to the ASME B16.5 standard, Weld Neck Flange ensures uniform stress distribution at pressure ratings from 900 LB to 2500 LB, with a fatigue life exceeding 500,000 cycles.
In high-pressure systems, the leakage rate of Weld Neck Flange is below 0.001%, significantly lower than that of Slip On Flange.
Application Examples:
- Steam transportation pipelines (pressure rating: 900 LB).
- Hot oil systems (pressure rating: 1500 LB).
- High-pressure gas transportation pipelines (pressure rating: 2500 LB).
Application Examples:
- Steam transportation pipelines (pressure rating: 900 LB).
- Hot oil systems (pressure rating: 1500 LB).
- High-pressure gas transportation pipelines (pressure rating: 2500 LB).
2. Selecting Slip On Weld Neck Flange Based on Medium Characteristics
For Ordinary Liquids and Gases, Choose Slip On Flange
In environments with ordinary liquids and gases, the corrosion rate of Slip On Flange is below 0.1 mm/year, with a service life exceeding 10 years.
For Ordinary Liquids and Gases, Choose Slip On Flange
In environments with ordinary liquids and gases, the corrosion rate of Slip On Flange is below 0.1 mm/year, with a service life exceeding 10 years.
The sealing surface roughness (Ra) of Slip On Flange is 3.2 μm, effectively preventing leakage of ordinary media.
Application Examples:
- Drinking water transportation pipelines (medium: water).
- Air compression systems (medium: air).
- Storage tanks for ordinary liquids (medium: oil, alcohols).
Application Examples:
- Drinking water transportation pipelines (medium: water).
- Air compression systems (medium: air).
- Storage tanks for ordinary liquids (medium: oil, alcohols).
For Corrosive Media and Flammable Gases, Choose Weld Neck Flange
In corrosive environments, the corrosion rate of Weld Neck Flange is below 0.01 mm/year, with a service life exceeding 20 years.
The sealing surface roughness (Ra) of Weld Neck Flange is 1.6 μm, effectively preventing leakage of corrosive media and flammable gases.
Application Examples:
- Chemical pipelines (medium: sulfuric acid, hydrochloric acid).
- Natural gas transportation pipelines (medium: methane).
- Oil refining systems (medium: crude oil, natural gas).
In corrosive environments, the corrosion rate of Weld Neck Flange is below 0.01 mm/year, with a service life exceeding 20 years.
The sealing surface roughness (Ra) of Weld Neck Flange is 1.6 μm, effectively preventing leakage of corrosive media and flammable gases.
Application Examples:
- Chemical pipelines (medium: sulfuric acid, hydrochloric acid).
- Natural gas transportation pipelines (medium: methane).
- Oil refining systems (medium: crude oil, natural gas).
3. Selecting Slip On Weld Neck Flange Based on Budget
For Projects with Limited Budgets, Choose Slip On Flange
The manufacturing cost of Slip On Flange is 30–50% lower than that of Weld Neck Flange.
In low-pressure systems, the installation cost of Slip On Flange is 20–30% lower than that of Weld Neck Flange.
The manufacturing cost of Slip On Flange is 30–50% lower than that of Weld Neck Flange.
In low-pressure systems, the installation cost of Slip On Flange is 20–30% lower than that of Weld Neck Flange.
Application Examples:
- Small-scale industrial equipment (limited budget).
- Non-critical pipeline systems (e.g., cooling water, air transportation).
- Small-scale industrial equipment (limited budget).
- Non-critical pipeline systems (e.g., cooling water, air transportation).
For Projects with High Safety Requirements, Choose Weld Neck Flange
The manufacturing cost of Weld Neck Flange is 50–100% higher than that of Slip On Flange, but its service life is 2–3 times longer.
The manufacturing cost of Weld Neck Flange is 50–100% higher than that of Slip On Flange, but its service life is 2–3 times longer.
In high-pressure systems, the maintenance cost of Weld Neck Flange is 40–60% lower than that of Slip On Flange.
Application Examples:
- Petrochemical equipment (high safety requirements).
- High-pressure gas transportation pipelines (high safety requirements).
- Long-term industrial equipment (high safety requirements).
- Petrochemical equipment (high safety requirements).
- High-pressure gas transportation pipelines (high safety requirements).
- Long-term industrial equipment (high safety requirements).
Summary of Slip On Weld Neck Flange Selection
1. Low-Pressure, Non-Critical Systems: Prioritize Slip On Flange to reduce costs.
2. High-Pressure, Critical Systems: Prioritize Weld Neck Flange to ensure safety and reliability.
3. Corrosive Media, Flammable Gases: Must choose Weld Neck Flange to meet corrosion resistance and sealing performance requirements.
4. Projects with Limited Budgets: Choose Slip On Flange while meeting performance requirements.
5. Projects with High Safety Requirements: Prioritize Weld Neck Flange regardless of budget.
1. Low-Pressure, Non-Critical Systems: Prioritize Slip On Flange to reduce costs.
2. High-Pressure, Critical Systems: Prioritize Weld Neck Flange to ensure safety and reliability.
3. Corrosive Media, Flammable Gases: Must choose Weld Neck Flange to meet corrosion resistance and sealing performance requirements.
4. Projects with Limited Budgets: Choose Slip On Flange while meeting performance requirements.
5. Projects with High Safety Requirements: Prioritize Weld Neck Flange regardless of budget.
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