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Brand Name : Baosteel,TISCO
Model Number : 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507
Certification : EN 10204 Type 3.1 / 3.2 available
Place of Origin : MADE IN CHAINA
MOQ : 100kg
Price : Negotiable (Request a Quote)
Payment Terms : T/T,D/P,D/A,Western Union,PayPal
Supply Ability : 10000tons
Delivery Time : 15-25days
Packaging Details : Wooden pallets, wooden crates, woven bags, etc.
Country of Origin : MADE IN CHAINA
Brand : Baosteel,TISCO
Certifications : ISO/EN 10204 Type 3.1 / 3.2 available
Grade : 201 / 202 / 301 / 302 / 303 / 304 / 304L / 305 / 309S / 310S / 316 / 316L / 317 / 317L / 321 / 347 / 409L / 410 / 420 / 430 / 440C / 2205 / 2507 / 630 (17-4PH)
MOQ : 100kg
Packaging : Wooden Case / Wooden Pallet / Steel Frame / Carton / Woven Bag
Supply Capacity : 10000tons
Schedule 40 Stainless Steel Pipe is a standard wall thickness pipe widely used in industrial, commercial, and residential applications. It offers a balanced combination of strength, corrosion resistance, and cost-effectiveness. Manufactured from high-quality austenitic stainless steel grades such as 304 and 316, this pipe is suitable for fluid transport, structural support, and process piping systems. Schedule 40 wall thickness provides higher pressure ratings than Schedule 10 while remaining lighter and more affordable than Schedule 80. Available in seamless or welded construction.
| Parameter | Details |
|---|---|
| Standards | ASTM A312, A269; ASME SA312; EN 10217-7 |
| Available Grades | 304, 304L, 316, 316L |
| Nominal Pipe Size (NPS) | 1/8″ – 24″ (6 mm – 610 mm) |
| Wall Thickness | Schedule 40 (per ASME B36.19) |
| Length | 6m standard; custom lengths available |
| Manufacturing Process | Seamless (cold drawn / hot rolled) or Welded (TIG / ERW) |
| Heat Treatment | Annealed after manufacturing |
| Surface Finish | Pickled, passivated, or mill finish |
| End Finish | Plain ends, beveled ends, or threaded |
| NPS (inch) | OD (mm) | Wall Thickness (mm) | Weight (kg/m) |
|---|---|---|---|
| 1/8″ | 10.3 | 1.73 | 0.37 |
| 1/4″ | 13.7 | 2.24 | 0.63 |
| 1/2″ | 21.3 | 2.77 | 1.27 |
| 3/4″ | 26.7 | 2.87 | 1.69 |
| 1″ | 33.4 | 3.38 | 2.51 |
| 1-1/2″ | 48.3 | 3.68 | 4.05 |
| 2″ | 60.3 | 3.91 | 5.44 |
| 3″ | 88.9 | 5.49 | 11.29 |
| 4″ | 114.3 | 6.02 | 16.07 |
| 6″ | 168.3 | 7.11 | 28.26 |
| 8″ | 219.1 | 8.18 | 42.55 |
| 10″ | 273.1 | 9.27 | 60.31 |
| 12″ | 323.9 | 9.53 | 73.93 |
| Grade | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|
| 304 | 0.08 | 0.75 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-10.5 | – |
| 304L | 0.03 | 0.75 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | – |
| 316 | 0.08 | 0.75 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| 316L | 0.03 | 0.75 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 |
| Grade | Tensile Strength (MPa) min | Yield Strength (MPa) min | Elongation (%) min | Hardness (HB) max |
|---|---|---|---|---|
| 304 | 515 | 205 | 35 | 201 |
| 304L | 485 | 170 | 35 | 201 |
| 316 | 515 | 205 | 35 | 217 |
| 316L | 485 | 170 | 35 | 217 |
Tested in accordance with ASTM E8 / E8M.
| NPS (inch) | Schedule 40 Working Pressure (psi) | Schedule 40 Working Pressure (MPa) |
|---|---|---|
| 1/2″ | 3,000 | 20.7 |
| 1″ | 2,600 | 17.9 |
| 2″ | 1,800 | 12.4 |
| 3″ | 1,600 | 11.0 |
| 4″ | 1,400 | 9.7 |
| 6″ | 1,100 | 7.6 |
| 8″ | 950 | 6.6 |
| 10″ | 870 | 6.0 |
| 12″ | 760 | 5.2 |
Per ASME B31.3. Pressure decreases at elevated temperatures. Contact us for temperature derating.
Standard Wall Thickness – Widely available and interchangeable
Good Pressure Rating – Suitable for most process and utility applications
Excellent Corrosion Resistance – 304 for general service; 316 for marine/chemical
Cost-Effective – Balance between strength and material cost
Weldable – Excellent weldability with standard methods
Threadable – Sufficient wall thickness for threading (NPS 2″ and below)
Available in Seamless or Welded – Options for different pressure requirements
| Schedule | Wall (mm) | Weight (kg/m) | Working Pressure (psi) | Relative Cost |
|---|---|---|---|---|
| 10S | 2.77 | 3.91 | 1,200 | Low |
| 40S | 3.91 | 5.44 | 1,800 | Medium |
| 80S | 5.54 | 7.48 | 2,400 | High |
Process Piping – Chemical, petrochemical, and pharmaceutical lines
Water Treatment – Potable water, reverse osmosis, and wastewater
Food & Beverage – Dairy, brewery, and edible oil transfer
HVAC – Chilled water, condenser water, and steam lines
Oil & Gas – Utility and low-pressure process lines
Fire Protection – Sprinkler system piping
Structural – Handrails, supports, and frameworks
Plumbing – Hot and cold water distribution
For inquiries, technical datasheets, or custom sizes, please contact our sales team.
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Schedule 40 Stainless Steel Pipe Seamless Welded For Process Utility Applications Images |