Neck-down Pipe

Neck-down Pipe

These are forged reducing nipples with external connections, designed for reducing pipe diameters in small-bore piping systems. They are available in concentric or eccentric configurations and feature various end combinations—such as threaded, beveled, plain, or grooved ends—making them suitable for compact connections and transitions at equipment interfaces.

Precision-Made for Reliable Performance

Manufactured with advanced CNC equipment and proven processes, our flanges, pipe bends, and fittings deliver accurate dimensions, stable sealing performance, and dependable installation across demanding industrial applications.

Product Specifications

Product Specifications:

Standard: MSS SP-95-2024 (Swage Nipples).
Size Range: NPS 1/8–12 (DN6–300).
Type: Concentric or eccentric; specify large-end × small-end diameters and overall length.
Ends: Threaded, beveled, plain, grooved, or combinations thereof; NPT threads in accordance with ASME B1.20.1.
Material: Carbon steel or alloy steel; for stainless steel or special materials, confirm applicable material specifications upon ordering.

Ordering and Acceptance Points:

Ordering/Acceptance: Confirm large-end × small-end sizes, concentric/eccentric type, overall length, end configurations, and material; verify dimensions, tolerances, surface finish, and markings in accordance with MSS SP-95.

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