ČSN 021020 (021020)

Counterboring for hexagon screws and bolts and hexagon nuts with washer



STANDARD published on 19.12.1973


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2.50 USD

The information about the standard:

Designation standards: ČSN 021020
Classification mark: 021020
Catalog number: 190
Publication date standards: 19.12.1973
SKU: NS-116986
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Fasteners

Annotation of standard text ČSN 021020 (021020):

Norma platí pro válcové zahloubení, pro šrouby s normální šestihrannou hlavou a normální šestihrannou maticí s podložkou.

Norma stanoví rozměry zahloubení pro průměr závitu šroubu od M 4 do M 52 a uvádí příklad kótování válcového zahloubení na výkresech

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