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Standard SP-43-2026 Wrought and fabricated butt-welding fittings for low pressure, corrosion resistant applications

Publication Year

2026

Document Status

Current

Abstract

Requirements for wrought and fabricated butt-welding fittings for low pressure, corrosion resistant applications.

Document History

Supersedes MSS SP-43-2019.w

Publisher Information

Manufacturers Standardization Society

Founded in 1924, the Manufacturers Standardization Society (MSS) of the Valve and Fittings Industry is a non-profit technical association organized for development and improvement of industry, national and international codes and standards for valves, pipes, flanges, seals and associated products.