Bolts Suppliers DIN912 hexagon socket head cap bolts are also called Allen bolts. Hexagon socket head bolts are widely used in mechanical installations because they are easy to fasten, disassemble, and not easy to slip. The thread diameter of DIN912 hex socket bolt is generally M1.4-M64 grade A metric product, the thread tolerance is generally 6g, and grade 12.9 is 5g 6g. Hex socket screw on the market are generally made of carbon steel grade 8.8/10.9/12.9, stainless steel are mainly A2-70/A4-70/A4-80 and copper, nylon 6.6 and other materials, the surface treatment is generally black, galvanized. Production Process of Hex Socket Bolt Specification of Hex Socket Bolt dM1.4M1.6M2M2.5M3M4M5M6M8M10M12(M14)M16(M18)M20 PCoarse0.30.350.40.450.50.70.811.251.51.75222.52.5 Fine 1--------11.251.251.51.51.51.5 Fine 2---------11.5--22 dkMax2.633.84.55.578.51013161821242730 Max for knurled head2.743.143.984.685.687.228.7210.2213.2716.2718.2721.3324.3327.3330.33 Min2.462.863.624.325.326.788.289.7812.7315.7317.7320.6723.6726.6729.67 daMax1.822.63.13.64.75.76.89.211.213.715.717.720.222.4 dsMax1.41.622.534568101214161820 Min1.261.461.862.362.863.824.825.827.789.7811.7313.7315.7317.7319.67 eMin1.51.731.732.32.873.444.585.726.869.1511.4313.72161619.44 kMax1.41.622.534568101214161820 Min1.261.461.862.362.863.824.825.77.649.6411.5713.5715.5717.5719.48 sNominal1.31.51.522.5345681012141417 Min1.321.521.522.022.523.024.025.026.028.02510.02512.03214.03214.03217.05 Max1.361.561.562.062.583.084.0955.146.148.17510.17512.21214.21214.21217.23 tMin0.60.711.11.322.5345678910 wMin0.50.550.550.851.151.41.92.3344.85.86.87.88.6 d(M22)M24(M27)M30(M33)M36M42M48M56M64M72M80M90M100 PCoarse2.5333.53.544.555.566666 Fine 11.52222333444444 Fine 22------------- dkMax33364045505463728496108120135150 Max for knurled head33.3936.3940.3945.3950.3954.4663.4672.4684.5496.54108.54120.54135.63150.63 Min32.6135.6139.6144.6149.6153.5462.5471.5483.4695.46107.46119.46134.37149.37 daMax24.426.430.433.436.439.445.552.66371798797107 dsMax22242730333642485664728090100 Min21.6723.6726.6729.6732.6135.6141.6147.6155.5463.5471.5479.5489.4699.46 eMin19.4421.7321.7325.1527.4330.8536.5741.1346.8352.5362.8174.2185.6197.04 kMax22242730333642485664728090100 Min21.4823.4826.4829.4832.3835.3841.3847.3855.2663.2671.2679.2689.1399.13 sNominal1719192224273236414655657585 Min17.0519.06519.06522.06524.06527.06532.0836.0841.0846.0855.165.175.185.12 Max17.2319.27519.27522.27524.27527.27532.3336.3341.3346.3355.465.475.485.47 tMin111213.515.518192428343843485460 wMin9.410.411.913.113.515.316.317.5192225273234 Application Area of Hex Socket Bolt Hexagon socket bolts are widely used, ranging from small hardware, small electronic products, electrical products, to automobiles, ships, aircraft cannons etc. DIN912 Allen bolts are mainly used in electronic products, electrical appliances, electrical appliances, chemicals, water conservancy, machinery and equipment, furniture and other fields. It is worth mentioning that the hexagon socket head bolts are particularly used in the products of the mold factory. This may be due to the different types of bolts used on different products. Some products require hex socket head cap screws to connect and fasten, and some require other types of bolts to connect and stabilize.Bolts Suppliers website:http://www.jinruibolts.com/bolts/