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Kaitailong Equipment

NEWS

01

2020

The heat treatment of carbon steel screws should be done well in these four points, and the high-strength screws are logical

Most carbon steel screws need hardening heat treatment process. In addition to the general screw inspection and quality control, carbon steel screws also need to do some quality inspection and control on the heat treatment process.
The heat treatment of carbon steel screws should be done well in these four points, and the high-strength screws are logical
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