Hexagon socket thin cylindrical head machine screws

DIN7984

Diameter range: M3-M20 Length range: 4mm-130mm

standard

DIN German standard

Groove

Hexagon socket

head shape

cylinder

Thread

Fully threaded

(mm)M3M4M5M6M8M10M12M14M16M18M20M22M24
P0.50.70.811.251.51.75222.52.52.53
da(max)3.64.75.76.89.211.213.715.717.720.222.424.426.4
dk(max)5.578.510131618212427303336
dk(min)5.326.788.289.7812.7315.7317.7320.6723.6726.6729.6732.6135.61
e(min)2.32.873.444.585.728.019.1511.4313.7213.72161619.44
k(max)22.83.545678910111213
k(min)1.862.663.323.824.825.826.787.788.789.7810.7311.7312.73
r(max)0.30.350.350.40.60.60.850.850.851.11.21.21.2
t(max)1.622.422.823.123.954.655.155.455.656.687.688.188.18
t(min)1.382.182.582.883.654.354.855.155.356.327.327.827.82
r(min)0.10.20.20.250.40.40.60.60.60.60.80.80.8
s(max)2.12.63.14.125.147.1758.17510.17512.21212.21214.21214.21217.23
s(min)2.022.523.024.025.027.0258.02510.02512.03212.03214.03214.03217.05

    steel Stainless steel
General technical conditions DIN ISO 8992
Thread tolerance 6g
standard DIN ISO 965-1
Mechanical properties Grade 8.8, 10.9 A2-70、A4-70
standard DIN EN ISO 898-1 DIN EN ISO 3506-1
code name 08.8、010.9 A2-070、A4-070
tolerance Product grade A
standard DIN EN ISO 4759-1
surface treatment Without treatment; The surface is smooth and clean, without treatment;
Electroplating technology requirements are in accordance with DIN EN ISO 4042; Passivation treatment requirements according to ISO 16048
Technical requirements for electroless zinc flake coating according to DIN EN ISO 10683  
surface defects DIN EN 26157-1 -
Acceptance and packaging DIN EN ISO 3269

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