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1/2 per cent 100 inches wide American Section annealed bending test specimen Bessemer Bessemer process bridges and ships carbon steel CHEMICAL ANALYSIS Comical properties Committee conform contraction of area determined drop test eight inches elastic limit engineer finished material fire-box steel fracture gauged length hollow forgings inspector representing Iron Age limits in chemical manganese melt number nickel steel O.IO open-hearth boiler plate open-hearth process Pennsylvania Railroad phosphorus and sulphur physical properties specified place of manufacture plate and rivet process of Manufacture reasonable facilities afforded requirements Rivet rounds rivet steel SAMPLE FOR CHEMICAL sheared plates small test ingot Specification for Steel specified in paragraph specimen for bending splice bars standard specification steel axles steel castings steel for bridges steel for buildings steel forgings steel tires straight edge structural steel tensile specimen tensile strength tensile test specimen tests and inspections theoretical weight thickness of section three classes three-fourths inch 3/4 tion yield point
Page 73 - The inspector representing the purchaser shall have all reasonable facilities afforded to him by the manufacturer to satisfy him that the finished material is furnished in accordance with these specifications.
Page 92 - Material which is to be used without annealing or further treatment shall be tested in the condition in which it comes from the rolls. When material is to be annealed or otherwise treated before use, the...
Page 83 - For other material the test specimen may be the same as for sheared plates, or it may be planed or turned parallel throughout its entire length, and in all cases where possible two opposite sides of the test specimens shall be the rolled surfaces. Rivet-rounds and small rolled bars shall be tested of full size as rolled. 9. Number of Tensile Tests. — One tensile-test specimen shall be furnished from each plate as it is rolled, and two tensile-test specimens will be furnished from each melt of rivet-rounds.
Page 89 - For material less than five-sixteenths inch (5/16") and more than three-fourths inch (3/4") in thickness the following modifications shall be made in the requirements for elongation : (a) For each increase of one-eighth inch...
Page 93 - Up to 75 inches wide, 2J per cent above or 2J per cent below the theoretical weight. 75 inches wide up to 100 inches wide, 5 per cent above or 3 per cent below the theoretical weight. When 100 inches wide and over, 10 per cent above or 3 per cent below the theoretical weight.
Page 101 - The variation in cross-section or weight of more than 2} per cent, from that specified will be sufficient cause for rejection, except in the case of sheared plates which will be covered by the following permissible variations : a.
Page 85 - ... per cent. below the theoretical weight; when 100 inches wide and over, 5 per cent. above or 5 per cent. below the theoretical weight.
Page 74 - The entire process of manufacture and testing shall be in accordance with the best standard current practice, and special care shall be taken to conform to the following instructions. (c) Ingots shall be kept in a vertical position in pit-heating furnaces.