PROCEDURE FOR MANUFACTURING EXCAVATOR TEETH, PARTICULARLY SUCTION DRAGON TEETH.
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机译:挖掘机齿,特别是吸风龙齿的制造程序。
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摘要
The invention concerns the use of a wear resistant, temper resisting steel alloy of -0.30 to 0.40% carbon -1.0 to 1.60% silicon -0.50 to 0.80% manganese -2.0 to 2.6% chromium -maximum 0.025% phosphorus -maximum 0.025% sulfur -the remainder iron and limited contaminants. - The alloy is used as the work material for making dredger teeth forged in a close-die, especially suction dredger teeth, which teeth after the forging are heated to a temperature above the A3 temperature, are hardened in oil and tempered.
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