Steel Weld Fittings

Weld Fittings – Precision and Safety for Reliable Piping Connections

Steel weld fittings are essential components for the construction and modification of piping systems. They enable stable, long-lasting connections and offer high load capacity even under extreme conditions. The products in the Weld Fittings category are specifically designed for demanding environments such as petrochemicals, plant engineering, and energy supply.

Wide Range of Variants for Every Requirement

The weld fittings range includes all standard types required for precise and secure connections:

• Elbows: For changing flow direction in piping systems, available in angles from 45° to 180°.
• Tees: For creating branches in pipelines, also available with reducers.
• Reducers: For connecting pipes with different diameters, available as concentric or eccentric versions.
• Caps: For closing pipe ends in pressure or utility lines.

High-Quality Materials and Manufacturing

The weld fittings in this category are made from robust steel that remains reliable even under high loads and extreme temperatures:

• Materials: Unalloyed and alloyed steels such as S235JR, P235GH or 16Mo3, depending on the application.
• Standards-compliant production: All products conform to international standards such as DIN EN 10253-1/2 and ASME B16.9.
• Surfaces: Optional with smooth, pickled, or galvanized surfaces for optimum corrosion resistance.

Technical Specifications

Standards and Norms

The weld fittings are manufactured to the highest quality standards to ensure maximum safety and compatibility:

• DIN EN 10253-1/2: For welded and seamless fittings.
• ASME B16.9: International standard for seamless and welded pipe fittings.
• EN 10204: Available with inspection certificates 2.1, 2.2, or 3.1.

Dimensions

• Diameter: From DN 10 to DN 1000.
• Pressure classes: From PN 10 to PN 40.
• Wall thicknesses: Adapted to specific pressure and temperature requirements.

Variants

Available as welded or seamless fittings, depending on the application and required mechanical properties.

Typical Applications

Plant Engineering

Weld fittings are used in the construction of piping systems in chemical plants, refineries, and power plants. Their stability and resistance make them ideal for high-pressure and high-temperature applications.

Petrochemical Industry

In the oil and gas industry, weld fittings ensure secure connections in critical pipelines exposed to aggressive media and high mechanical stress.

Water and Energy Supply

For utility lines and pressure pipe systems, steel weld fittings offer durable and reliable solutions.

Why Choose Weld Fittings from thyssenkrupp?

The weld fittings in this category stand out for their precision, durability, and standards-compliant manufacturing. They are versatile and offer the ideal combination of strength and cost-effectiveness. The wide range of materials, dimensions, and variants ensures that the right solution is available for every application.

FAQ – Weld Fittings