Metallurgical Examination of Defective and Satisfactory Helmets and Helmet Steel Stock Furnished by the McCord Radiator and Manufacturing Company, Detroit, Michigan
WATERTOWN ARSENAL LABS MA
Pagination or Media Count:
In the continuation of the investigation of the defects in Hadfield manganese steel which influence the breakage of M1 helmets both during various manufacturing processes and in service, eighty-six samples of defective and satisfactory helmets and helmet steel discs supplied by the McCord Radiator and Manufacturing Company, Detroit, Michigan, were examined at this arsenal.
- Metallurgy and Metallography
- Protective Equipment