Scorodite supplies Stainless Steel 304H Welded Pipes, approved for use in high temperature systems where stability, strength and corrosion resistance are necessary. This grade provides consistent performance under harsh operating conditions. It is manufactured to provide a higher carbon content for increased structural integrity at elevated temperature, and is widely used in many operating environments. Scorodite has emerged as one of the top Stainless Steel 304H Welded Pipes Manufacturers that focuses on high-quality and precise engineering.

Stainless Steel 304H Welded Pipes are composed of austenitic chromium nickel steel with controlled carbon for use in high pressure and temperature applications. The pipes are manufactured in accordance with ASTM A312 and ASME SA312. The increased carbon level provides added tensile strength at elevated heat levels. This grade has good weldability, resistance to oxidation, and can be formed well which makes it stable under varying thermal cycles.

As dedicated Stainless Steel 304H Welded Pipes Suppliers, Scorodite provides complete material traceability, smooth surface finishes and accurate dimensional measurements.

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This grade of 304 stainless steel delivers reliable performance across high-temperature applications, with stability to 900 degrees celsius, demonstrating the increased value in applications where standard 304 grades fall short. The chromium content supports corrosion resistance while nickel preserves toughness beyond 304 grades.

The material conforms to a variety of worldwide naming conventions and specifications, including ASTM A312 TP304H; ASME SA312 TP304H; UNS S30409; EN 1.4948; JIS SUS 304H; and DIN X6CrNi18 11. These identifiers enable the buyer to assess international equivalents. Scorodite is expanding its network as recognized Stainless Steel 304H Welded Pipes Stockists.

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The benefits of Stainless Steel 304H Welded Pipes include temperature retention, long equipment life, clean interior surface and low maintenance needs. The higher carbon level adds strength from creep, which is important for heaters, boilers, and heat exchangers. The surface finish decisively supports liquid flow and inhibits pollution. The material retains its strength when subjected to thermal cycling, and resists scaling, while supporting welding without loss of mechanical properties. Scorodite also has a well developed international business as recognized Stainless Steel 304H Welded Pipes Exporters.

Stainless Steel 304H Welded Pipes serve a wide range of systems. In industrial heating, heat exchanger tubing benefits from this alloy due to its temperature stability. In power generation, boiler tubes use its high creep strength. In chemical processing, process piping relies on its corrosion resistance. In refining, furnace tubes gain from its oxidation resistance. In oil and gas, steam lines require its high pressure capability. In food and pharma, clean fluid transfer takes advantage of its smooth interior. In construction, structural piping depends on its reliable strength. In marine use, saltwater handling lines rely on its corrosion resistance. In automotive, exhaust tubing benefits from its heat resistance. In environmental systems, air heater tubes use its stable structure.

Stainless Steel 304H Welded Pipes Specifications

Specifications ASTM A312 / ASME SA312
Outside Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24″ NB available Ex-stock, OD Size available Ex-stock
Thickness 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Size 1/2″ NB – 24″ NB
Type Seamless / ERW / Welded / Fabricated / LSAW Pipes
Form Round Pipes, Square Pipes, Rectangular Pipes
Length Single Random, Double Random & Required Length
End Plain End, Beveled End, Treaded

Stainless Steel 304H Welded Pipes Chemical Composition

Grade C Mn Si P S Cr Mo Ni N
304H min. 0.04 18.0 8.0
max. 0.10 2.0 0.75 0.045 0.030 20.0 10.5

Stainless Steel 304H Welded Pipes Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
304H 515 205 40 92 201

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Application of Stainless Steel 304H Welded Pipes

  • Power Plants Industry
  • Aerospace Industry
  • Refineries Industry
  • Oil & Gas Industry
  • Sugar Industry
  • Chemical Industry
  • Petrochemical Industry

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