Located in the industrial heart of Manama, Bahrain, Niazi Stainless stands as a trusted partner for high-performance materials. We specialize in providing top-tier Stainless Steel 316H tubing, a product engineered for resilience in the most demanding conditions. As both a manufacturer and supplier, our commitment is to deliver not just a product, but a reliable solution that helps our clients’ projects succeed, backed by deep market knowledge and a dedication to quality that defines our operations across the region.
The strength of 316H tubing begins with its composition, which includes a higher carbon content than standard 316. This careful balance of chromium, nickel, and molybdenum grants it superior resistance to corrosion and oxidation. This formulation also directly enhances its mechanical properties, providing excellent tensile strength and impressive creep resistance. This means it maintains its structural integrity and performance even under sustained exposure to the high temperatures found in demanding industrial processes.
Specifications : ASTM A213, A312, A269, A358 / ASME SA213, SA312, SA269, SA358
Outside Diameter : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24″ NB available Ex-stock, OD Size Steel Tubes available Ex-stock
Thickness Range : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Type : Seamless / ERW / Welded / Fabricated / CDW
Form : Round Tubes, Square Tubes, Rectangular Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
Outside Finish : 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Tubes, Finish as per customer Requirements
Delivery Condition : Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 316H | 0.10 max | 2.0 max | 0.75 max | 0.045 max | 0.030 max | 16.00 – 18.00 | 2.00 – 3.00 | 10.00 – 14.00 | 68.89 min |
| 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 % |
Contact us to get a quick quote for your requirement.
We ensures high-quality Stainless Steel 316H Tubing through hydrostatic, ultrasonic, PMI (Positive Material Identification), and intergranular corrosion tests. Every batch is inspected in detail to meet the standards of ASTM and ASME. ISO, EN, and NACE certified, all products are delivered with material test reports and compliance certificates.
Stainless Steel 316H Seamless Tubing is available in sizes ranging from 1/8″ to 24″ in diameter. Known for its superior corrosion resistance, it is ideal for high-temperature applications. The absence of welds ensures a smooth finish and higher strength.
Stainless Steel 316H Welded Tubing is available in sizes from 1/8″ to 72″ in diameter. It offers excellent corrosion resistance and is suitable for a variety of applications, including chemical and petrochemical industries. The welding process allows for cost-effective production of longer lengths.
Stainless Steel 316H Heat Exchanger Tubes come in sizes from 1/2″ to 12″ in diameter. They are designed for optimal heat transfer and corrosion resistance, making them ideal for high-temperature environments. These tubes are essential components in heating and cooling systems.
Stainless Steel 316H Instrumentation Tubing is available in sizes from 1/8″ to 1″ in diameter. It offers high corrosion resistance and precise dimensional tolerances, making it perfect for use in critical instrumentation and control systems. These tubes ensure reliable performance under high pressure.
Stainless Steel 316H Boiler Tubes range in size from 1/2″ to 5″ in diameter. They provide excellent corrosion resistance and can withstand high temperatures and pressures. These tubes are essential in the construction of boilers and pressure vessels.
Stainless Steel 316H U-Tubes are available in sizes from 1/2″ to 1-1/2″ in diameter. They are specifically designed for heat exchanger applications where space is limited, offering superior corrosion resistance. The U-shape allows for efficient heat transfer in compact spaces.
Stainless Steel 316H Condenser Tubes come in sizes from 1/4″ to 2″ in diameter. They provide excellent corrosion resistance and are used in condensers and evaporators. These tubes are critical for effective heat exchange in various industrial processes.
You will commonly find this tubing at work in critical environments where failure is not an option. Its primary uses are in high-temperature heat exchangers, superheater tubes in power generation boilers, and the intricate piping systems of chemical and petrochemical plants. It is perfectly suited for applications involving extreme heat and aggressive chemicals, making it a cornerstone material for industries focused on energy production, refining, and heavy industrial manufacturing, where safety and durability are the highest priorities.
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