ASTM A312 TP316H Stainless Steel Seamless Tube
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ASTM A312 TP316H is a seamless stainless steel pipe manufactured according to the ASTM A312 standard and designed for high-temperature service. It belongs to the austenitic stainless steel family. Containing 16–18% chromium, 10–14% nickel, and 2–3% molybdenum for enhanced pitting corrosion resistance, it is suitable for industries requiring corrosion resistance under high temperature or high pressure, such as chemical processing, oil & gas, and food and pharmaceutical applications.
GNEE supplies high-quality ASTM A312 TP316H seamless stainless steel pipes. This grade is the high-carbon version of 316 stainless steel, engineered specifically for elevated-temperature and high-pressure environments. TP316H offers excellent creep resistance and thermal fatigue resistance at continuous service temperatures up to 650°C. Its carbon content ranges from 0.04% to 0.10%, fully complying with ASTM A312 and equivalent standards such as JIS G3459 and EN 10216-5.
ASTM A312 TP316H stainless steel round pipes are widely used in industrial furnaces, heat exchangers, reactors, steam systems, refineries, petrochemical plants, and power generation facilities.

ASTM A312 TP316H Specification
| Standard Specifications | ASTM A312 / ASTM SA312 |
| Dimensional Specifications | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Forms Include | Rectangle, Honed, Hydraulic, Square, Hex, Round |
| Manufacturing Type | Fabricated, CDW, Welded, 100% X Ray Welded, Seamless, ERW |
| Pipe Bevel End | Beveled end, Plain Both Ends, Treaded On End, Beveled One End, Bevel large end, Bevel one end, Bevel small end, Bevel both ends, Treaded Both Ends, Plain One End |
| Pipe Delivery Condition | Annealed and Pickled, Cold Drawn, Bright Annealed, Polished |
| Stainless Steel Pipe Surface Finish Chart | 2B, No.4, No.1, No.8 Mirror Finish or custom Finish as per customer Requirements |
| Wall Thickness Chart | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
Stainless Steel 316H Pipe Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS |
| SS 316H | 1.4919 | S31609 |
SS TP316H Seamless Pipes Chemical Composition
| Grade | C | Mn | P | S | Si | Cr | Ni |
| SS 316H | 0,04-0,08% max | 2% max | 0,045% max | 0,015% max | 0,75% max | 17,0-19,0% | 12,0-14,0% max |
Mechanical Properties of INOX 316H Round Pipes
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
316H Stainless Steel Pipe Price
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SS 316H stainless steel pipe price per kg US $1000-5000 / Ton 316H thick wall seamless stainless steel pipe US $1000-4000 / Kilogram Chemical corrosion resistance 316H stainless steel pipe US $1366-3868 / Ton capillary 316H stainless steel seamless pipe US $2800-3700 / Ton stainless steel 316H stainless steel pipe manufacturer US $700-1000 / Metric Ton 316H Mirror Welded Stainless Steel Pipe US $1-80 / Piece 316H Weld Round Square Stainless Steel Pipe Price Per Meter US $1450-5000 / Metric Ton |
If you have any project requirements for ASTM A312 TP316H stainless steel pipes, please click the button below to contact us immediately. We are happy to serve you.
A312 TP316H Stainless Steel Pipe Delivery Time: The steel mill can complete production within 20 days. We also have 3,000 tons of inventory, including various materials such as TP321, TP316, TP316L, TP309S, and TP310.
A312 TP316H Stainless Steel Pipe Payment Terms:
Delivery Time: 15 to 20 days depending on your order quantity
Shipping Method: Full Container Load (FCL), Less than Container Load (LCL), Buck Ship
Port of Loading: Shanghai Port, Tianjin Port
Payment Terms: 30% deposit in advance, the remaining 70% upon receipt of the bill of lading.
Stainless Steel 316H Pipe Test Certificates
Product Name: Stainless Steel 316H Pipe
» Manufacturer Test Certificate
» IBR Test Certificate (Form III-D)

316H Stainless Steel Pipe Packaging
Packing:
Wooden pallets or cases, waterproof paper and plastic coverage, Or as to clients' requirements.
Seamless Welded 24" Diameter 120Mm 28Mm 316H Seamless Stainless Steel Pipe standard export seaworthy packing or as customers' requirement









