CATEGORIES
Recommended minimum lengths of engaged thread for internal threads.
Allowable surface pressures for different materials based on VDI 2230.
Guideline friction coefficients for screw connections per VDI 2230 (2015).
Static coefficient of friction in the separation joint per VDI 2230.
Reference values for preload and tightening torques.
Constructive measures for locking screw joints.
Static shear loads for spring-pin joints.
Direct assembly into metals using thread-forming screws per DIN 7500.
Tool sizes for socket and hex fasteners by thread size and standard.
Thread dimensions and profile accuracy according to ISO 724.
Basic tolerances and tolerance fields according to ISO 286-2.
SI unit system and conversion tables.
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