Manufacturing method of wear-resisting alloy steel guard sleeve
A manufacturing method and alloy steel technology, which are applied in the field of high manganese wear-resistant steel rolling sheath materials, can solve the problems of affecting production efficiency, short service life, insufficient strength, etc., and achieve long service life, good uniformity, The effect of good toughness
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[0016] The manufacturing method of the wear-resistant alloy steel sheath of the present invention will be further described in detail below in conjunction with specific embodiments.
[0017] The manufacturing method of the wear-resistant alloy steel sheath of the present invention includes the following steps:
[0018] A. Ingredients: in weight percentage, according to the following chemical ingredients, carbon 2.3-2.9%, silicon 1.5-1.8%, manganese 13-15%, chromium 2.5-3.5%, nickel 0.7-0.9% , Titanium 0.7~0.9%, silicon 0.2~0.3%, rare earth 0.7~1.5%, sulfur 0.02~0.04%, the balance is iron;
[0019] B. Melting: Vacuum the smelting furnace so that the pressure in the smelting furnace is 1.5 ~ 2.5 Pa, and put the ingredients obtained in step A into the vacuum melting furnace for smelting; during smelting, the melting temperature is 1600 ~ 1700 ℃, and the melting time is 30 ~45 min, the temperature of the furnace is 1300~1450℃.
[0020] C. Pouring: pouring the solution obtained in step B ...
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