Munitions manufacture in Germany during World War I. A 6000 kg steel ingot is maneuvered with chain hoists and shaped under a 200 ton press. Surface scale is removed and size roughly checked with large calipers.
Gun barrel manufacture at munitions plant in Germany during World War I. Solid cylinder of steel is bored, and center core manually removed by men using sledge hammers and wedges. Weight of the barrel is 470 kg and the core weight is 240 kg. Rifling is then machined into the barrel by a milling machine that drives a milling plunger into the barrel. View of the rifled barrel.
Manufacture gun barrels in Bethlehem Steel company plant, Bethlehem, Pennsylvania, during World War I. A large steel ingot being machined on a milling machine. A huge cylinder of steel being turned on a lathe. Continuous heavy chip being removed by tool bit with lathe operating under relatively low speed and high depth of cut. Gun barrels being bored in a machine shop.
Manufacture of artillery at Bethlehem Steel company plant in Bethlehem, Pennsylvania, during World War I. Two large steel castings removed from floor molds by crane and quenched in water. A very large rail gun type of barrel on plant floor is examined by an Army officer. A worker crawls through a fabricated steel cylinder, brushing debris from its interior. Water being sprayed over hot machinery and parts. A woman worker in the war effort, wearing hard hat and overalls, is seen operating an overhead crane to move heavy gun barrels . Men hand finish gun barrels. A crew of men use extremely long wrenches to bolt a gun barrel to a turret. Workers install gun barrels into artillery pieces.
Steel worker cuts an artillery shell casing in half and displays the cross sections. Newly fabricated 14 inch shells are moved by crane. A machinist files surface of a shell being turned. Shells being moved over rollers on plant floor. Loading powder into shells. Moving shells with motorized cart and chain sling.
Manufacture of ordnance material at Bethlehem Steel company plant in Pennsylvania during World War 1. Women check receptacles for holding artillery shells, in a caisson. Men load shells into caissons. A man wearing protective clothing and mask, spray paints a finished caisson. Men install small artillery field piece into its carriage and mate it with a caisson. Soldiers give the finished product an acceptance inspection. Yard of the plant filled with finished artillery carriages and caissons.
CRITICALPAST.COM: About Us | Contact Us | FAQs - How to Order | License Agreement | My Account | My Lightboxes | Shopping Cart | Advanced Search | Featured Collections | Website Terms & Conditions | Privacy Policy | Links ©2024 CriticalPast LLC.
License Agreement |
Terms & Conditions |
Privacy Policy
©2024 CriticalPast LLC.