SKD11 special screw

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SKD11 special screw

Features: high wear resistance, high temperature resistance, corrosion resistance, PC special


Processing technology: base material after quenching and tempering, qualitative, processing, and then vacuum quenching treatment to the overall hardness of HRC60-62° and then tempering to HRC50-52°


SKD61: Qualitative, processed, vacuum quenched, tempered, nitriding hardness hrC60-62 ° Surface nitriding layer depth 0.8-1mm