AMS5643W Steel, Corrosion-Resistant, Bars, Wire, Forgings, Mechanical Tubing, and Rings 16Cr - 4.0Ni - 0.30Cb (Nb) - 4.0Cu Solution Heat Treated, Precipitation Hardenable
Revised
12/13/2021
- Features
- Issuing Committee
- Content
- This specification covers a corrosion-resistant steel in the form of bars, wire, forgings, mechanical tubing, flash welded rings in the solution heat treated condition up to 8.0 inches (203 mm) in diameter or least distance between parallel sides, and stock of any size for forging, flash welded rings, or heading (see 8.4).
- Content
- AMS5643W prohibits unauthorized exceptions (3.8, 3.4.3.2.1,8.9, 8.10), revises composition (3.1) to replace obsolete chemical analysis standards, updates finish categories (3.2.1.1, 8.10), updates heat treatment specification (3.3.1), deletes requirement for CEO approval of heat treatment test (3.4.3.2), adds strain rate for tensile tests (3.4.3.2.1.1), updates requirements for product stock testing (3.4.3.2.2, 3.4.3.2.3), adds quality requirements of AS1182 (3.5.2, 8.8), changes microstructure from acceptance to periodic (4.2.1.3, 4.2.2, 4.4.1), and results from a Five-Year Review and update of this specification.
- Pages
- 9
- Citation
- SAE International Material Specification, Steel, Corrosion-Resistant, Bars, Wire, Forgings, Mechanical Tubing, and Rings 16Cr - 4.0Ni - 0.30Cb (Nb) - 4.0Cu Solution Heat Treated, Precipitation Hardenable, SAE Standard AMS5643W, Revised December 2021, Reaffirmed August 2007, Issued October 1951, https://doi.org/10.4271/AMS5643W.