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ASTM A312 stainless steel pipe is the global standard specification for seamless and welded austenitic stainless steel pipes, widely used in high-pressure, high-temperature, and corrosion-resistant applications. It covers key grades such as TP304, TP304L, TP316, and TP316L, making it suitable for demanding industries including oil & gas, petrochemical processing, power plants, and water treatment systems.
As an experienced ASTM A312 stainless steel pipe supplier and exporter, we provide both seamless and welded pipes in a full range of sizes (1/8" to 30"), wall thicknesses (SCH 5S to SCH 80S), and international standards including ASME B36.19M and EN/DIN. All pipes are manufactured under strict quality control with PMI testing, hydrostatic testing, and third-party inspection (SGS / BV), ensuring reliable performance in critical industrial environments.
Whether you are sourcing ASTM A312 TP304 pipe for general applications or TP316 pipe for enhanced corrosion resistance, we deliver competitive pricing, fast production lead times, and customized export solutions for global EPC contractors and industrial projects.
👉 Available Grades: TP304 | TP304L | TP316 | TP316L | TP321
👉 Type: Seamless Pipe | Welded Pipe | ERW Pipe
👉 Standard: ASTM A312 / ASME B36.19M
Looking for best ASTM A312 stainless steel pipe manufacturers in China?
[Dongmeng Steel] - Your trusted manufacturer and supplier of ASTM A312 stainless steel pipes,Stainless steel pipe ASTM A312 has 4 main grades TP304/304L, TP316/316L. offering a full range of sizes and specifications for industrial-grade tubular solutions. We specialize in ASTM A312 seamless and welded pipes, covering various outer diameters and wall thicknesses, including common pressure grades such as Schedule 10S and Schedule 40. Custom sizes are also available to meet the needs of multiple B2B industries including oil and gas, chemical processing, marine engineering, and wastewater treatment.
Our ASME A312 stainless steel pipes deliver excellent low-temperature toughness and maintain superior performance even in ultra-cold environments. With high chloride corrosion resistance, they significantly resist pitting and crevice corrosion, making them ideal for high-chloride applications such as shipbuilding, seawater purification systems, and pipeline systems for offshore platforms.
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ASTM A312 Stainless Steel Pipe – Technical Specifications
ASTM A312 Stainless Steel Pipe is a high‑performance corrosion‑resistant austenitic steel pipe manufactured according to ASTM A312 / ASME SA312 standards. Available in seamless and welded forms and various grades (304, 304L, 316, 316L etc.), it is widely used in oil & gas, chemical processing, shipbuilding, pressure piping and industrial liquid distribution systems worldwide. As a trusted stainless steel pipe supplier, we offer certified quality, custom sizes, and global delivery.
| Property | Specification / Range |
|---|---|
| Standard | ASTM A312 / ASME SA312 |
| Material Grades | 304, 304L, 316, 316L, 317L |
| Manufacturing Type | Seamless / Welded |
| Pipe Schedule | SCH 5S, 10S, 40S, 80S, 160 |
| Outer Diameter (OD) | 1/8″ – 24″ (6 mm – 610 mm) |
| Wall Thickness | According to schedule |
| End Type | Plain / Beveled / Threaded |
| Surface Finish | Mill Finish / Polished / 2B / BA |
| Length | 6 m / 12 m / Customized |
| Testing & Certification | PMI / Hydrostatic / UT / Visual / SGS / BV |
| Applications | Petrochemical / Food Processing / Shipbuilding / Pharmaceutical / Oil & Gas |
| Shape | Straight / Custom Bending |
ASTM A312 Stainless Steel Pipe Supplier | TP304 / TP316 Seamless & Welded Pipe
ASTM A312
ASTM A312 is an American standard specification for seamless, straight-seam welded, and welded stainless steel pipes intended for high-temperature and general corrosion-resistant applications. It is one of the most widely used standards for stainless steel piping in industrial systems.
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ASTM A312 Stainless Steel Pipe Sizes and Dimensions
| Nominal Pipe Size (NPS) | Outside Diameter (OD) | Wall Thickness (WT) | Schedule (SCH) | Weight (kg/m) |
|---|---|---|---|---|
| 1/2" | 21.3 mm | 1.2 mm - 2.4 mm | SCH 10, SCH 40 | 0.91 - 1.68 |
| 3/4" | 26.7 mm | 1.2 mm - 2.8 mm | SCH 10, SCH 40 | 1.15 - 2.08 |
| 1" | 33.4 mm | 1.2 mm - 3.2 mm | SCH 10, SCH 40, SCH 80 | 1.47 - 3.02 |
| 1 1/4" | 42.2 mm | 1.5 mm - 4.0 mm | SCH 10, SCH 40, SCH 80 | 2.05 - 4.28 |
| 1 1/2" | 48.3 mm | 1.5 mm - 4.0 mm | SCH 10, SCH 40, SCH 80 | 2.35 - 4.86 |
| 2" | 60.3 mm | 1.8 mm - 4.5 mm | SCH 10, SCH 40, SCH 80 | 3.34 - 6.98 |
| 2 1/2" | 73.0 mm | 2.0 mm - 5.0 mm | SCH 10, SCH 40, SCH 80 | 4.31 - 8.80 |
| 3" | 88.9 mm | 2.3 mm - 5.6 mm | SCH 10, SCH 40, SCH 80 | 5.74 - 11.50 |
| 4" | 114.3 mm | 2.9 mm - 6.6 mm | SCH 10, SCH 40, SCH 80 | 7.60 - 15.32 |
| 6" | 168.3 mm | 3.4 mm - 8.0 mm | SCH 10, SCH 40, SCH 80 | 11.84 - 23.82 |
| 8" | 219.1 mm | 4.0 mm - 10.0 mm | SCH 10, SCH 40, SCH 80 | 16.34 - 32.87 |
| 10" | 273.0 mm | 4.5 mm - 12.0 mm | SCH 10, SCH 40, SCH 80 | 21.93 - 43.11 |
| 12" | 323.8 mm | 5.0 mm - 14.0 mm | SCH 10, SCH 40, SCH 80 | 27.82 - 55.75 |
| 14" | 355.6 mm | 5.6 mm - 15.0 mm | SCH 10, SCH 40, SCH 80 | 32.52 - 65.79 |
| 16" | 406.4 mm | 6.0 mm - 16.0 mm | SCH 10, SCH 40, SCH 80 | 38.62 - 77.73 |
| 18" | 457.0 mm | 6.4 mm - 18.0 mm | SCH 10, SCH 40, SCH 80 | 45.00 - 89.76 |
| 20" | 508.0 mm | 7.1 mm - 20.0 mm | SCH 10, SCH 40, SCH 80 | 51.37 - 102.94 |
| 24" | 610.0 mm | 7.9 mm - 22.0 mm | SCH 10, SCH 40, SCH 80 | 61.45 - 121.31 |
| 30" | 762.0 mm | 9.5 mm - 24.0 mm | SCH 10, SCH 40, SCH 80 | 76.64 - 151.59 |
| 36" | 914.0 mm | 10.5 mm - 28.0 mm | SCH 10, SCH 40, SCH 80 | 91.85 - 181.76 |
| 42" | 1067.0 mm | 12.0 mm - 32.0 mm | SCH 10, SCH 40, SCH 80 | 108.00 - 213.50 |
| 48" | 1219.0 mm | 13.0 mm - 36.0 mm | SCH 10, SCH 40, SCH 80 | 126.00 - 247.43 |
Legend:
Nominal Pipe Size (NPS): The size designation of the pipe, commonly used in the U.S.
Outside Diameter (OD): The external diameter of the pipe.
Wall Thickness (WT): The thickness of the pipe wall.
Schedule (SCH): Defines the wall thickness and pressure rating. Common schedules are SCH 10, SCH 40, SCH 80, SCH 160, and SCH XXS (extra-thick wall).
Weight (kg/m): The weight of the pipe per meter of length.
ASTM A312 Chemical Composition
| Steel Grade | ASTM A312 Chemical Composition % Max | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Ni | Mo | N B | Nb | Ti | |
| TP304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | … | … | … . | … |
| TP304H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | … | … | … | … |
| TP304L | 0.035 D | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-13.0 | … | … | … | … |
| TP310S | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 24.0-26.0 | 19.0-22.0 | 0.75 | |||
| TP316 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | … | … | … |
| TP316L | 0.035 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | … | … | … |
| TP316H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 11.0-14.0 | 2.00-3.00 | … | … | … |
| TP316Ti | 0.08 | 2.00 | 0.045 | 0.030 | 0.75 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | 0.10 | … | 5x(C+N)-0.70 |
| TP321 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | … | 0.10 | … | 5C-0.70 |
| TP321H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | … | … | … | 4C-0.60 |
| TP347 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | 10xC-1.00 | … | ||
| TP347H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | … | … | 8xC-1.00 | … |
ASTM A312 Mechanical Property:
| ASTM A312 Mechanical Properties | |||||
|---|---|---|---|---|---|
| Steel Grade | Heat Treatment |
Temperure Min. º F(º C) |
Tensile Strength Ksi (MPa), Min. |
Yield Strength Ksi (MPa), Min. |
Elongation %, Min |
| TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP304L | Solution | 1900 (1040) | 70(485) | 25(170) | 35 |
| TP304H | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP310S | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 |
| TP316H | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP316Ti | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP321 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP321H | Solution | Cold: 2000(1100) Hot: 1925(1050) |
75(515) | 30(205) | 35 |
| TP347 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP347H | Solution | Cold: 2000(1100) Hot: 1925(1050) |
75(515) | 30(205) | |
ASTM A312 Equivalent steel grade:
| ASTM A312 | JIS G3459 | DIN 17440 | BS | NF |
|---|---|---|---|---|
| TP304 | SUS 304 TP | X5CrNi 18 9 | 304S18 | A 49-230 |
| TP304H | SUS 304 HTP | 304S59 | A 49-214 | |
| TP310 | 304 LTP | X2 CrNi 19 9 | 304S14 | A 49-230 |
| TP316 | SUS 304L TP | |||
| TP316H | 310STP | X5 CrNiMo 18 10 | 316S18 | A 35-573 |
| TP316L | SUS 316 TP | 316S59 | A 49-230 | |
| TP321 | SUS 316 LTP | X2 CrNiMo 18 10 | 316S14 | A 49-230 |
| TP347 | 316 HTP | x10 CrNiTi 18 9 | 321S18 | A 49-230 |
| TP347H | SUS 316 LTP | X5 CrNiNb 18 9 | 347S18 | A 35-573 |
Nominal wall thickness for ASTM A312(Seamless and straight seame welded steel pipes)
| NPS | ASTM A312 WT Tolerance, % | |
|---|---|---|
| + | – | |
| 1/8-2 1 /2 | 20.0 | 12.5 |
| 3~18, t/D≤ 5% | 22.5 | 12.5 |
| 3~18, t/D> 5% | 15.0 | 12.5 |
| ≥ 20, welded | 17.5 | 12.5 |
| ≥ 20, seamless, t/D≤ 5% | 22.5 | 12.5 |
| ≥ 20, seamless, t/D> 5% | 15.0 | 12.5 |
ASTM A312 Stainless Steel Pipes OD Tolerance
| NPS | ASTM A312 OD Tolerance | |||
|---|---|---|---|---|
| + | – | |||
| inch | mm | inch | mm | |
| 1/8~1 1 /2 > 1 1 /2~4 > 4~8 > 8~18 > 18~26 > 26~34 > 34~48 |
1/64(0.015) 1/32(0.031) 1/16(0.062) 3/32(0.093) 1/8(0.125) 5/32(0.156) 3/16(0.187) |
0.4 0.8 1.6 2.4 3.2 4.0 4.8 |
1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) 1/32(0.031) |
0.8 0.8 0.8 0.8 0.8 0.8 0.8 |
Stainless Steel Seamless Pipe Dimension
| NPS | Pipe O.D. (inch) | I.D.(inch) | Wall Thickness | Weight / Ft. (Lbs) |
|---|---|---|---|---|
| 1/8 | .405 | .269 | .068 | .245 |
| 1/8 | .405 | .215 | .095 | .320 |
| 1/4 | .540 | .364 | .088 | .425 |
| 1/2 | .840 | .546 | .147 | 1.088 |
| 1/2 | .840 | .710 | .065 | .540 |
| 1 | 1.315 | 1.097 | .109 | 1.420 |
| 1 1/2 | 1.900 | 1.682 | .109 | 2.100 |
| 3/4 | 1.050 | .920 | .065 | .690 |
| 3/4 | 1.050 | .742 | .154 | 1.474 |
| 3/8 | .675 | .493 | .091 | .568 |
| 1/4 | .540 | .302 | .119 | .540 |
| 1/4 | .540 | .364 | .088 | .425 |
| 3/8 | .675 | .493 | .091 | .568 |
| 3/8 | .675 | .423 | .126 | .750 |
| 1/2 | .840 | .622 | .109 | .851 |
| 1 | 1.315 | .957 | .179 | 2.172 |
| 1 | 1.315 | 1.185 | .065 | .880 |
| 2 | 2.375 | 2.157 | .109 | 2.660 |
| 3 | 3.500 | 3.260 | .120 | 4.370 |
| 1 1/4 | 1.660 | 1.530 | .065 | 1.120 |
| 1 1/4 | 1.660 | 1.278 | .191 | 2.997 |
| 3/4 | 1.050 | .824 | .113 | 1.131 |
| 1/2 | .840 | .546 | .147 | 1.100 |
| 1/2 | .840 | .622 | ,109 | .851 |
| 3/4 | 1.050 | .824 | .113 | 1.131 |
| 3/4 | 1.050 | .742 | .154 | 1.490 |
| 1 | 1.315 | 1.049 | .133 | 1.679 |
| 1 1/2 | 1.900 | 1.500 | .200 | 3.631 |
| 1 1/2 | 1.900 | 1.770 | .065 | 1.274 |
| 3 1/2 | 4.000 | 3.760 | .120 | 4.973 |
| 4 | 4.500 | 4.260 | .120 | 5.670 |
| 2 | 2.375 | 2.245 | .065 | 1.620 |
| 2 | 2.375 | 1.939 | .218 | 5.022 |
| 1 1/4 | 1.660 | 1.380 | .140 | 2.273 |
| 1 | 1.315 | .957 | .179 | 2.190 |
| 1 | 1.315 | 1.049 | .133 | 1.679 |
| 1 1/4 | 1.660 | 1.380 | .140 | 2.273 |
| 1 1/4 | 1.660 | 1.278 | .191 | 3.030 |
| 1 1/2 | 1.900 | 1.610 | .145 | 2.718 |
| 3 | 3.500 | 2.900 | .300 | 10.250 |
| 3 | 3.500 | 3.334 | .065 | 3.060 |
| 5 | 5.563 | 5.295 | .134 | 7.840 |
| 6 | 6.625 | 6.357 | .134 | 9.380 |
| 4 | 4.500 | 3.826 | .337 | 14.980 |
| 2 | 2.375 | 2.067 | .154 | 3.653 |
| 1 1/2 | 1.900 | 1.500 | .200 | 3.760 |
| 1 1/2 | 1.900 | 1.610 | .145 | 2.718 |
| 2 | 2.375 | 2.067 | .154 | 3.653 |
| 2 | 2.375 | 1.939 | .218 | 5.070 |
| 2 1/2 | 2.875 | 2.469 | .203 | 5.793 |
| 8 | 8.625 | 8.329 | .148 | 13.400 |
| 10 | 10.750 | 10.420 | .165 | 18.650 |
| 3 | 3.500 | 3.068 | .216 | 7.576 |
| 2 1/2 | 2.875 | 2.323 | .275 | 7.660 |
| 2 1/2 | 2.875 | 2.469 | .203 | 5.793 |
| 3 | 3.500 | 3.068 | .216 | 7.576 |
| 3 1/2 | 4.000 | 3.548 | .226 | 9.109 |
| 12 | 12.750 | 12.390 | .180 | 24.160 |
| 4 | 4.500 | 4.026 | .237 | 10.790 |
| 3 1/2 | 4.000 | 3.548 | .226 | 9.109 |
| 4 | 4.500 | 4.026 | .237 | 10.890 |
| 5 | 5.563 | 5.047 | .258 | 14.750 |
| 6 | 6.625 | 6.065 | .280 | 19.150 |
| 8 | 8.625 | 7.981 | .322 | 28.820 |
| 10 | 10.750 | 10.020 | .365 | 40.860 |
| 12 | 12.750 | 12.000 | .375 | 50.030 |
SS 304 Pipe finish types
Hot rolled or cold rolled
standard mill finish
2B Finish (polished and brushed finishes)
2D Finish
#4 finish (between 120 and 320 abrasive grit)
#3 finish (between 100-120 abrasive grit)
#8 finish
180 grit finish
2R (Bright Annealed)
Ground – 1G Hot Rolled / 2G Cold Rolled
Dull Buffed – EN No. 2J for Cold Rolled
1J for Hot Rolled / 2J for Cold Rolled
1K for Hot Rolled / 2K for Cold Rolled
Bright Polished – 2P for Cold Rolled
Mirror Polished – 1P for Hot Rolled / 2P for Cold Rolled
Electroplating or Electrodeposition
Textured, Patterned
Colouring
Metal Spraying
Paint / Enamel
Electro Polishing
Blast or Dry Etching
Barrel / Vibratory Finishes
Sample Swatch
Applications of ASTM A312 Stainless Steel Pipe
ASTM A312 stainless steel pipe is widely used in industries that require excellent corrosion resistance, high strength, and reliable performance under high temperature and pressure conditions. Due to its seamless and welded manufacturing options, it is suitable for both critical process systems and general industrial piping applications.
🛢️ Oil & Gas Industry
ASTM A312 stainless steel pipes are extensively used in upstream, midstream, and downstream oil & gas systems, including pipelines, offshore platforms, and refinery processing units. TP316 and TP316L grades are preferred for their superior resistance to chloride corrosion and harsh environments.
🧪 Chemical & Petrochemical Plants
Ideal for transporting acids, alkalis, and chemical fluids, ASTM A312 pipes provide excellent resistance to corrosive media, making them suitable for reactors, heat exchangers, and process piping systems.
⚡ Power Generation Industry
Used in power plants for boiler systems, steam lines, and heat transfer equipment, where high-temperature strength and oxidation resistance are critical for long-term operation.
💧 Water Treatment & Desalination
Widely applied in seawater desalination plants, wastewater treatment systems, and potable water pipelines due to excellent resistance to pitting and chloride-induced corrosion.
🏭 Food & Beverage Industry
ASTM A312 stainless steel pipes (especially TP304 and TP316) are used in sanitary piping systems for food processing, dairy production, and beverage manufacturing, ensuring hygiene and non-contamination.
❄️ HVAC & Heat Exchanger Systems
Used in heating, ventilation, air conditioning, and industrial heat exchangers due to excellent thermal stability and corrosion resistance in continuous service conditions.
🚢 Marine & Offshore Engineering
Highly suitable for shipbuilding, offshore structures, and coastal engineering projects where exposure to saltwater environments requires strong corrosion resistance.
🏗️ General Industrial Applications
Also used in structural piping, mechanical systems, instrumentation lines, and industrial fabrication projects requiring durability and compliance with ASTM A312 standards.
ASTM A312 vs ASTM A358 vs ASTM A269 Stainless Steel
| Feature | ASTM A312 | ASTM A358 | ASTM A269 |
|---|---|---|---|
| Standard Scope | Seamless & welded austenitic stainless steel pipes | Electric fusion welded (EFW) stainless steel pipes for high-temperature service | Seamless stainless steel tubing for general service |
| Manufacturing Type | Seamless + Welded | Welded (EFW only) | Seamless only |
| Primary Application | General industrial piping, oil & gas, chemical | High-temperature and corrosive service (large diameter piping) | Instrumentation, heat exchangers, precision tubing |
| Pipe Size Range | 1/8" – 30" | 8" and above (typically large diameter) | Small diameter tubing |
| Pressure Rating | High (especially seamless) | Medium to high (depends on class) | Medium |
| Temperature Resistance | Excellent | Excellent (high-temp designed) | Good |
| Welding Requirement | Optional (seamless or welded) | Mandatory full penetration welds | Not typical (seamless only) |
| Corrosion Resistance | Excellent (304/316 grades) | Excellent in high-temp corrosive environments | Excellent for clean systems |
| Typical Grades | TP304 / 304L / 316 / 316L / 321 | TP304 / TP316 (plate-based welded pipes) | 304 / 316 tubing grades |
| Key Advantage | Most widely used industrial pipe standard | Best for large-diameter welded high-temp pipelines | High precision, clean surface, instrumentation use |
| Common Industries | Oil & Gas, petrochemical, power plants, water treatment | Refinery, chemical plants, large industrial piping systems | Medical, instrumentation, heat exchangers |
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FAQ
1. What is ASTM A312 stainless steel pipe?
ASTM A312 is a standard specification issued by ASTM International for seamless, welded, and heavily cold-worked austenitic stainless steel pipes intended for high-temperature and general corrosive service.
2. What grades are covered under ASTM A312?
Common grades include:
TP304 / TP304L
TP316 / TP316L
TP321
TP347
TP310S
Among them, TP316L is widely used for chemical and marine environments due to its superior corrosion resistance.
3. What is the difference between ASTM A312 TP304 and TP316?
The main difference is molybdenum (Mo) content:
TP304 – General corrosion resistance
TP316 – Contains 2–3% Mo, offering better resistance to chlorides and pitting corrosion
TP316 is preferred for seawater, chemical processing, and offshore applications.
4. What are the size ranges available?
Typical production range:
Outer Diameter (OD): 1/8" to 36" (6mm–914mm)
Wall Thickness: SCH 5S to SCH XXS
Length: 5.8m, 6m, 12m, or custom cut length
Custom dimensions are available for project requirements.
5. Is ASTM A312 pipe seamless or welded?
ASTM A312 covers:
Seamless (SMLS)
Welded (ERW / EFW)
Cold-worked welded pipe
Selection depends on pressure rating, application, and budget.
6. What tests are required under ASTM A312?
Standard inspection and testing include:
Hydrostatic Test or NDT
PMI (Positive Material Identification)
Chemical Composition Analysis
Mechanical Testing (Tensile, Hardness)
Flattening / Flaring Test
Mill Test Certificate (MTC EN 10204 3.1) is typically provided for export orders.
7. What industries commonly use ASTM A312 pipes?
Major industries include:
Oil & Gas
Petrochemical
Chemical Processing
Power Generation
Marine Engineering
Food & Beverage Processing
It is widely used in pressure piping systems.
8. What is the temperature range for ASTM A312 pipes?
Austenitic stainless steel pipes under ASTM A312 are suitable for:
Cryogenic service
High-temperature service up to 870°C (depending on grade)
TP310S performs better in extreme heat environments.
9. What surface finishes are available?
Common finishes include:
Annealed & Pickled (AP)
Bright Annealed (BA)
Polished (No.4, 180–600 grit)
Industrial piping usually uses pickled surface finish.
10. What certifications can be provided for export?
For international B2B buyers, suppliers typically provide:
EN 10204 3.1 / 3.2 MTC
ISO 9001 Certification
Third-party inspection (SGS, BV, TUV available upon request)
NACE compliance for sour service (if required)
learn more about ASTM A312
How To Read ASTM A312 Pipe Markings And Certification
Differences Between ASTM A312 TP304 And TP316 Stainless Steel Pipes
ASTM A312 Pipe Specifications: Dimensions, Wall Thickness, And Schedule Comparison
Understanding ASTM A312 Stainless Steel Pipes: TP304, TP304L, TP316, TP316L
ASTM A312 TP316L 2" To 24" Seamless Stainless Pipe Price Factors Explained
ASTM A312 TP304L Schedule 10S Stainless Pipe For Food Processing Industry
ASTM A312 TP316L 8" SCH 80 Stainless Pipe Export Packaging Standards
China ASTM A312 TP304 6 Inch Schedule 40 Stainless Steel Pipe Supplier Guide
ASTM A312 TP316L SCH 40 Stainless Pipe For Middle East Oil Projects
ASTM A312 TP316L 4-Inch SCH 10S Pipe Dimensions
ASTM A312 3 Inch Stainless Steel Pipe Wall Thickness & Tolerance Table
ASTM A312 TP304 SCH 80 Pressure Rating Calculation Guide
ASTM A312 TP316L Schedule 40 Pipe Weight Per Meter Chart
ASTM A312 Vs ASTM A106 Pipe: Dimension & Pressure Rating Comparison
ASTM A312 TP316L Vs ASTM A213 Tube: Schedule And Wall Thickness Comparison
ASTM A312 TP304 Vs ASTM A269 Pipe: Size And Application Differences
ASTM A312 TP316L EFW Pipe 24" To 48" Large Diameter Industrial Use
ASTM A312 TP304 Welded Stainless Steel Pipe SCH 40S Specification Guide
ASTM A312 TP316L Seamless Pipe 1" To 12" Size Range And Applications
10 Inch ASTM A312 TP310S Seamless Pipe Wall Thickness & Tolerance Explained
1/2" ASTM A312 TP304L Stainless Steel Pipe Dimensions And Pressure Rating
8 Inch ASTM A312 TP316 Stainless Steel Pipe SCH 80 – Oil & Gas Pipeline
6" ASTM A312 TP304 Stainless Steel Pipe SCH 10S – Weight & Dimension Chart
2 Inch ASTM A312 TP316L Stainless Steel Pipe SCH 40 Specification Guide
ASTM A312 TP347H SCH 80 Stainless Pipe For Power Plant Applications
ASTM A312 TP321 Schedule 40S Pipe For Heat Exchanger Projects
ASTM A312 TP310S SCH 10S Stainless Steel Pipe For High Temperature Service
ASTM A312 TP316L Schedule 80 Stainless Steel Pipe For High-Pressure Systems
ASTM A312 TP304 Schedule 40 Stainless Steel Pipe Specification & Applications
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