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接套是某产品的一个园筒形闭锁件,外径90毫米,壁厚约12毫米.靠内壁左右两排(各三个)齿闭锁(图1)。 按资料规定,采用30CrNi2W(或
The sleeve is a cylindrical closure of a product, with an outer diameter of 90 mm and a wall thickness of about 12 mm, locked by two rows of teeth (three on each side) of the inner wall (Figure 1). According to the information provided by 30CrNi2W (or