This 3" NPS Schedule 40 304 stainless steel pipe (3.500" OD, 0.216" wall, 7.58 lb/ft) offers an optimal balance of flow capacity and structural versatility. It serves as a transition size between large-bore mainlines and medium process piping, making it equally suitable for secondary distribution lines, industrial process skids, and structural supports. Its ASTM A312 certification and 73,200 PSI tensile rating ensure reliable performance in food processing, chemical, and architectural applications.
304 Stainless Steel Pipe Schedule 40 - 3 Inch | Process & Distribution
The 3" Schedule 40 304 pipe occupies a sweet spot in the size range - large enough for substantial flow rates yet compact enough for tight piping layouts. It is frequently used for branch distribution lines off larger mains, equipment connections in processing plants, and as structural railing posts or mezzanine supports where moderate load-bearing capacity is needed.
Specifications
| Material: |
304 Stainless Steel |
| Standards: |
ASTM A312 |
| Strength/Tensile: |
73,200 PSI |
| Dimensions: |
3" NPS x Schedule 40 Wall x 240" Length |
| Finish: |
Mill Finish |
| Certifications: | MTR Available |
Type 304 stainless steel pipe is a versatile solution for fluid and gas transport systems. Its composition of chromium (18%) and nickel (8%) provides exceptional resistance to oxidation and corrosion, making it suitable for a wide range of temperatures. Excellent weldability allows for easy assembly of complex piping systems using common fusion techniques, and its smooth interior is ideal for sanitary applications.
As a large-diameter pipe, this 3" NPS Schedule 40 size is frequently used for main water lines, industrial process piping, and structural columns. It provides substantial flow capacity and structural integrity for demanding commercial and industrial environments, ensuring long service life with low maintenance requirements.
Application scenarios
Food & Beverage:
Branch lines off main headers in breweries and dairies - 3" provides good flow without oversizing.
Chemical Processing:
Equipment feed and discharge lines - versatile size fits standard valve and fitting dimensions.
Water Treatment:
Secondary filtration and chemical feed lines - corrosion-resistant to chlorinated water.
Structural:
Mezzanine supports, heavy handrail posts, and equipment frames - strength-to-weight ratio ideal for elevated structures.
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