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1.适用范围本标准是关于在矿山、建筑、采石等场所,用于深孔凿岩的凿岩机用接杆钎连接部(以下简称连接部)的形状及尺寸的规定。2.种类及代号连接部螺纹的种类及代号如表所列。
1. Scope This standard is about the mine, construction, quarry and other places for deep-hole rock drill rocker connection with the Ministry of solder joints (hereinafter referred to as the connection) the shape and size requirements. 2. Type and code The type and code of connection thread are listed in the table.