Cross Recessed Pan Head Tapping Screw DIN 7981 is a versatile fastener designed for use in thin gauge sheet metal, resinous plywood, and composite materials. Thread Type is fully threaded with a coarse thread for strong engagement. The cone point (Form C), which helps in easy penetration without the need for a pilot hole. This S-tap screw din7981usually made by stainless steel (A2 and A4) for enhanced durability and corrosion resistance.
Product Data
Specification
d
dk
k
l
2.9
5.6
2.2
6.5-25
3.5
6.9
2.6
6.5-50
3.9
7.5
2.8
9.5-50
4.2
8.2
3.05
9.5-63
4.8
9.5
3.55
9.5-63
5.5
10.8
3.95
13-75
6.3
12.5
4.55
13-75
Applications
Building Insulation: Primarily used in the installation of thermal insulation systems in residential, commercial, and industrial buildings.
External Wall Insulation: Often used in External Thermal Insulation Composite Systems (ETICS) to fix insulation boards to external walls.
Roof Insulation: Suitable for securing insulation materials on roofs to enhance energy efficiency and thermal performance.
Floor Insulation: Utilized in floor insulation systems to prevent heat loss through the flooring and improve overall energy efficiency.
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