U.S. Naval Institute Proceedings, Nide 6U.S. Naval Institute, 1880 |
Kirjan sisältä
Tulokset 6 - 10 kokonaismäärästä 55
Sivu 6
... iron , of about thirty - six feet in length , are heated to a good red , in a long blast furnace , and then rolled up over a revolving mandrel , six and one - half inches in diameter and slightly tapering towards one end . This leaves a ...
... iron , of about thirty - six feet in length , are heated to a good red , in a long blast furnace , and then rolled up over a revolving mandrel , six and one - half inches in diameter and slightly tapering towards one end . This leaves a ...
Sivu 7
... iron casing is due to the extra fifteen pounds . After proof , it is impossible to get the tube out without boring . A 10 inch rifle blew out the forward end of the tube during proof trial , at Sandy Hook , owing to a defective weld in ...
... iron casing is due to the extra fifteen pounds . After proof , it is impossible to get the tube out without boring . A 10 inch rifle blew out the forward end of the tube during proof trial , at Sandy Hook , owing to a defective weld in ...
Sivu 8
... iron casing left - handed , so that the tendency of the rifled motion would be to tighten it . These guns were made breech loaders on the slotted screw system , -so much used by the French that it is often called the French or Reffye ...
... iron casing left - handed , so that the tendency of the rifled motion would be to tighten it . These guns were made breech loaders on the slotted screw system , -so much used by the French that it is often called the French or Reffye ...
Sivu 9
... Iron Company , a X inch columbiad into an 8 inch B. L. R. , on the sliding wedge system of Krupp , which has given great satis- faction , but the slotted screw mechanism would seem to have advantages over it , for these reasons : In ...
... Iron Company , a X inch columbiad into an 8 inch B. L. R. , on the sliding wedge system of Krupp , which has given great satis- faction , but the slotted screw mechanism would seem to have advantages over it , for these reasons : In ...
Sivu 12
... iron rather than steel , and has walls two inches in thickness , while the steel jacket is considerably higher in carbon , giv- ing it greater tensile strength and elastic limit . A shallow thread on the jacket keeps the tube in from ...
... iron rather than steel , and has walls two inches in thickness , while the steel jacket is considerably higher in carbon , giv- ing it greater tensile strength and elastic limit . A shallow thread on the jacket keeps the tube in from ...
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