Class 8 aluminum chemical bolt

Square-neck carriage bolts made from grade 8 steel, these bolts can be used in high-stress applications, such as valves, pumps, motors, and automotive suspension systems. carriage bolts have a smooth, rounded head for a finished look. the square neck keeps these bolts …

Metric bolts: head marking class and material nominal size range (mm) mechanical properties ; proof load (mpa) min. yield strength (mpa) min. tensile strength (mpa) class 8.8 medium carbon steel, quenched and tempered: all sizes below 16mm: 580: 640. 800. 16mm72mm : 600: 660: 830: class 10.9 alloy steel, quenched and tempered: 5mm100mm ...

Made from grade 5 steel, these bolts are suitable for fastening most machinery and equipment and are zinc plated to resist corrosion in wet environments. a knurled neck grips the inside of the hole to keep them from turning when tightening a nut. a smooth, rounded head provides a finished look. grade 5 steel bolts are marked with three radial lines.

Apr 20, 2013 · a. dedicated high-speed railway fasteners, screw spike, track bolt, sharp-point screw spike, t-bolt, type-70 screw spike, drive spike, dog spike, turnout bolt and anti-loosen bolt. b. all type clips, single-shell washer, double-shell washer, fish plate, rail support, anti-climbing device, gage tie bar, casting shoulder, nylon block and rubber pad.

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