Wholesale factory din 912 line array screw stainless steel A2 SS304 SS316 Hexagon socket cap screw.Qingdao jeekuu hardware products Co., LTD. Email: 13306482520@163.com

PRODUCT DETAILS

Thread size dM1.4M1.6M2M2.5M3M4M5M6M8M10M12(M14)M16(M18)M20
PPitchCoarse teeth0.30.350.40.450.50.70.811.251.51.75222.52.5
Fine tooth1--------11.251.251.51.51.51.5
Fine tooth2---------11.5--22
dkRound headMaximum value2.633.84.55.578.51013161821242730
knurled headMaximum value2.743.143.984.685.687.228.7210.2213.2716.2718.2721.3324.3327.3330.33
Minimum value2.462.863.624.325.326.788.289.7812.7315.7317.7320.6723.6726.6729.67
daMaximum value1.822.63.13.64.75.76.89.211.213.715.717.720.222.4
dsMaximum value1.41.622.534568101214161820
Minimum value1.261.461.862.362.863.824.825.827.789.7811.7313.7315.7317.7319.67
eMinimum value1.51.731.732.32.873.444.585.726.869.1511.4313.72161619.44
kMaximum value1.41.622.534568101214161820
Minimum value1.261.461.862.362.863.824.825.77.649.6411.5713.5715.5717.5719.48
s公称1.31.51.522.5345681012141417
Minimum value1.321.521.522.022.523.024.025.026.028.02510.02512.03214.03214.03217.05
Maximum value1.361.561.562.062.583.084.0955.146.148.17510.17512.21214.21214.21217.23
tMinimum value0.60.711.11.322.5345678910
wMinimum value0.50.550.550.851.151.41.92.3344.85.86.87.88.6
Thousand pieces of steel weight≈kg---------------
Thread b---------------
Thread size d(M22)M24(M27)M30(M33)M36M42M48M56M64M72M80M90M100
PPitchCoarse teeth2.5333.53.544.555.566666
Fine tooth11.52222333444444
Fine tooth22-------------
dkRound headMaximum value33364045505463728496108120135150
knurled headMaximum value33.3936.3940.3945.3950.3954.4663.4672.4684.5496.54108.54120.54135.63150.63
Minimum value32.6135.6139.6144.6149.6153.5462.5471.5483.4695.46107.46119.46134.37149.37
daMaximum value24.426.430.433.436.439.445.552.66371798797107
dsMaximum value22242730333642485664728090100
Minimum value21.6723.6726.6729.6732.6135.6141.6147.6155.5463.5471.5479.5489.4699.46
eMinimum value19.4421.7321.7325.1527.4330.8536.5741.1346.8352.5362.8174.2185.6197.04
kMaximum value22242730333642485664728090100
Minimum value21.4823.4826.4829.4832.3835.3841.3847.3855.2663.2671.2679.2689.1399.13
s公称1719192224273236414655657585
Minimum value17.0519.06519.06522.06524.06527.06532.0836.0841.0846.0855.165.175.185.12
Maximum value17.2319.27519.27522.27524.27527.27532.3336.3341.3346.3355.465.475.485.47
tMinimum value111213.515.518192428343843485460
wMinimum value9.410.411.913.113.515.316.317.5192225273234
Thousand pieces of steel weight≈kg--------------
Thread b--------------

①,When the specification is ≤ M4, there is no need to chamfer the end of the screw

②,e min = 1.14 * S min

④,When the nominal length L exceeds 300mm, the length increases by 20mm

⑤,L-b ≥ 3P (P is the coarse pitch)

⑥,material

a)Steel, performance grade: ≤ M39: 8.8, 10.9, 12.9;> M39 according to protocol. Standard DIN ISO 898-1

b)Stainless steel, performance grade: ≤ M20: A2-70, A4-70;> M20 ≤ M39: A2-50, A4-50; ≤ M39: C3;> M39 according to protocol. Standard ISO 3506, DIN 267-11

c)Non ferrous metals, material selection according to standard DIN 267-18


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