The plumbing screw of GOST 11473-75 looks like a metal rod with a wide thread, which is pointed on one side and equipped with a hexagonal head on the other. It is often used in conjunction with plastic dowels in concrete bases, but is most widely used in areas where wood materials are used.
Strength class GOST 11473-75
Most often, this screw is made of stainless steel and belongs to the group of stainless fasteners.
Materials for the manufacture of GOST 11473-75 screws
GOST 11473-75 is manufactured in the following materials:
- Steel, which can be additionally coated with hot and ordinary (white) zinc.
- Stainless steel (A2, A4) does not require coating.
Areas of application of GOST 11473-75 screws
The fastener is widely used in various industries and in everyday life. The screw is popular in carpentry, assembly, and finishing work.
A set of a plastic dowel made of propylene or nylon, a DIN 9021 washer that significantly increases the load area, and a GOST 11473-75 screw can be used to securely fasten fragile sanitary ware and other ceramic products to concrete and brick surfaces. A unique feature of this screw is its ability to withstand enormous loads, as well as high tensile strength and reliability.
Plastic caps, which come in a variety of shades to match the color of the plumbing fixtures, are used to fit the screw heads to ensure that the installed fixtures look great.