316 Stainless Steel Slip-On Flange ASME B16.5 4" Class 300
316 Stainless Steel Slip-On Flange ASME B16.5 4" Class 300
SSM supplies premium 316 stainless steel slip-on flanges in compliance with ASME B16.5, sized 4 inches (DN100) with a Class 300 pressure rating, suitable for higher pressure applications requiring excellent corrosion resistance and easy installation.
🔩 Product Features & Description:
Material: Stainless Steel 316
Outstanding resistance to pitting, crevice corrosion, and chlorides
Excellent weldability and mechanical strength
Flange Type: Slip-On (SO)
Simplified installation - pipe inserted and fillet welded on both sides
Standard: ASME B16.5
Widely accepted flange standard for pressure-temperature piping systems
Size: 4" (DN100)
Commonly used in medium to large industrial pipelines
Pressure Rating: Class 300
Withstands higher pressures than Class 150 - ideal for demanding systems
📐 Typical Dimensions (4" Class 300 SO Flange):
| Parameter | Value |
|---|---|
| Outside Diameter (OD) | 9.00 in |
| Bolt Circle Diameter (BCD) | 7.50 in |
| Number of Bolt Holes | 8 |
| Bolt Hole Diameter | 0.75 in |
| Flange Thickness | 0.94 in |
| Raised Face Height | 0.06 in |
| Hub Diameter | 4.50 in (approx.) |
Dimensions based on ASME B16.5 standard; actual values may vary slightly depending on face type and manufacturer.
✅ Applications:
Petrochemical Processing Systems
Offshore Oil Platforms and Marine Pipelines
Chemical Manufacturing Plants
Power Generation and Boiler Systems
Water Treatment and Pump Stations
Pharmaceutical and Food Industry Piping
🌟 Advantages of 316 Slip-On Flanges:
Easy alignment during installation compared to weld neck flanges
Cost-effective solution for moderate pressure systems
Dual fillet welds provide improved strength and leak resistance
Corrosion-resistant in chloride-rich and corrosive environments
Long service life with low maintenance requirements
🔧 Why Choose SSM:
30+ years of experience manufacturing stainless steel flanges
Full compliance with ASME, EN, JIS, DIN standards
ISO-certified production with strict material traceability
Support for custom flange dimensions, face types (RF/FF), and coatings
Quick delivery and expert technical assistance
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