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Practical Maintenance » Blog Archive » Threaded Fasteners – Property Class as per IS / ISO
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日期：2024-07-09
Property Class Material and Treatment Tempering Temperature ºC Minimum 4.6 Low or medium carbon steel _ 4.8 5.6 5.8 6.8 8.8 Low carbon steel with additives (e.g. boron or Mn or Cr), quenched and tempered or 425 Medium carbon steel, quenched and ......看更多
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