Content with Mechanical properties of fasteners

ISO 898-2:2022 Fasteners - Mechanical properties of fasteners made of carbon steel and alloy steel – Part 2: Nuts with specified property classes Chemical composition as per ISO 898-2:2022 for typical grades Class Material and Treatment C Mn min. P max. S max. 8 (M16 and below) carbon steel NOT quenched and tempered (NQT) 0.06-0.58 0.25 0.060 0.150 8 carbon steel quenched and tempered (QT) 0.15-0.58 0.45 0.048 0.058 10 carbon steel quenched and tempered (QT) 0.
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