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In terms of structural design, the rod body adopts a triangular pyramid structure, which reflects the characteristics of energy saving and high efficiency in production and use.

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A joint pipe is a connection tool between a pipe and a pipe, and a connection point between a component and a pipe that can be disassembled and assembled.It plays an indispensable and important role in pipe fittings

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Blast furnace opening steel has a high impact frequency, high rotation and high forward and reverse strength, and the drill rod of the blast furnace opening machine can withstand the high-frequency impact of the rock drill and the difficult work of strong torsion.

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The heat treatment of the drill tail is mainly to ensure that the drill tail does not pile up or explode under the high-frequency impact of the piston.For 55SiMnMo steel, when the hardness of the drill tail is in the range of HRC50-54, it will be able to meet the above requirements.

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The heat treatment of steel for down-the-hole drill pipes is processed using an integrated vacuum furnace. All thread processing uses professional CNC machining. All threads are equipped with thread gauges that meet international standards.

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Z50 (45Mn2) and R780 (36Mn2V) are of high quality and low price. R780 (42MnMo7) adopts normalizing + tempering heat treatment process, which has excellent mechanical properties and is suitable for higher-level drilling requirements.