MERIH STAINLESS, based in Istanbul, Turkey, is a reliable manufacturer and supplier of top-notch stainless steel products. Their Stainless Steel 347H Tubing is crafted for outstanding performance in high-temperature and corrosive settings. Built to meet international standards, this tubing blends durability, strength, and thermal stability, ensuring it lasts in critical industrial applications. MERIH STAINLESS prioritizes precision, quality control, and prompt delivery, making these tubes perfect for industries like power generation, chemical processing, petrochemical, and aerospace. With their exceptional performance, they guarantee safe transport of fluids and gases, even in the toughest conditions.
Stainless Steel 347H Tubing is crafted from stabilized austenitic stainless steel, featuring 17–19% chromium, 9–13% nickel, a carbon content of 0.04–0.10%, along with small amounts of niobium and titanium for stabilization. This unique composition offers remarkable resistance to intergranular corrosion, scaling, and thermal creep. On the mechanical side, 347H Tubing boasts a tensile strength exceeding 515 MPa, a yield strength around 205 MPa, and excellent creep rupture resistance at high temperatures. The blend of high-temperature stability, corrosion resistance, and toughness ensures dependable performance in demanding industrial and engineering settings.
| Specifications | ASTM A/ASME SA213/A249/A269/A312/A358 |
| Dimensions | ASTM, ASME, and API |
| Size | 1/8″NB TO 30″NB IN |
| 304 Pipes & Tubes Size | 1/2″ NB – 16″ NB |
| ERW 304 Pipes & Tubes | 1/2″ NB – 24″ NB |
| EFW 304 Pipes & Tubes | 6″ NB – 100″ NB |
| Thickness | 0.3mm – 50 mm |
| Specialized in | Large Diameter Size |
| Schedule | SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, SCH 80S, SCH60, SCH80, SCH120, SCH140, SCH160, SCH XXS, SCH XS |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic, Oval, U Shape, Pan Cake Coils, Coiled Etc |
| Length | Single Random, Double Random & Required Length. |
| End | Plain End, Beveled End, Treaded |
| Stainless Steel | Nickel | Magnesium | Silicon | sulfur | Carbon | Chromium | Phosphorus | Molybdenum | Nitrogen | |
| 347H | Minimum | 9 | 00.04 | 17 | 3 | |||||
| Maximum | 13 | 2 | 1 | 00.030 | 00.10 | 19 | 00.045 | 4 | ||
| SS Grade | Tensile Strength | Yield Strength | Elongation | Hardness | |
| Rockwell B | Brinell | ||||
| SS 347H | 515 | 205 | 40 | 92 | 201 |
Contact us to get a quick quote for your requirement.
We offers highest quality in its Stainless Steel 347H Tubing with severe testing and certification. Each product is thoroughly checked for dimensional measurements, mechanical tests, and corrosion resistance. Full certification including MTCs will be provided by us for your assurance that all the international standards and requirements are met.
This tubing comes in various sizes, typically ranging from 1/8″ to 12″ in diameter. It offers high resistance to oxidation and corrosion, particularly in high-temperature environments. Ideal for applications requiring robust strength and durability.
Available in diameters from 1/2″ to 12″, this tubing is welded and offers similar high-temperature strength as seamless options. It is highly resistant to intergranular corrosion and is used in environments exposed to sulfuric and nitric acids.
These tubes are generally available in sizes from 1/4″ to 2″ OD. They are specifically designed for high-efficiency heat transfer and offer excellent resistance to oxidation and sulfidation. Suitable for use in high-temperature heat exchangers.
Instrumentation tubing sizes typically range from 1/16″ to 1″. It is designed for precise and reliable measurements in harsh environments, providing excellent resistance to corrosion and high temperatures.
Available in diameters from 1/2″ to 5″, these tubes are designed to withstand high pressures and temperatures in boilers. They offer strong resistance to oxidation and carburization, making them ideal for high-temperature steam applications.
These tubes are usually sized from 1/2″ to 3″ in diameter and are formed into a U-shape for use in heat exchangers and other applications. They provide high resistance to corrosion and high-temperature deformation.
Condenser tubes come in sizes from 1/2″ to 3″ OD. They are designed for efficient heat transfer and resist corrosion from various coolants and environmental conditions, ensuring longevity in condenser systems.
Stainless Steel 347H Tubing finds its place in industries that demand high-temperature resilience and corrosion resistance. You’ll commonly see it in boilers, heat exchangers, pressure vessels, chemical reactors, and piping systems within power plants and petrochemical sectors. These tubes are also utilized in aerospace, refinery equipment, and other critical systems that face prolonged exposure to high temperatures and harsh chemicals. 347H Tubing is perfect for safely transporting fluids and gases in extreme conditions, ensuring structural integrity and a long service life.
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