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UDDANNELSE & TEKNISK INFORMATION / EDUCATION & TECHNICAL INFORMATION 12-37

Tromlekapacitet

Drum Capacity

Fig. 54 Maksimal tromlekapacitet (i meter) på tromlen er =

Max. drum capacity (in metres) is =

A x C x (A + B) x π / d²

A x C x (A + B) x π / d²

hvor: A , B og C er udtrykt i cm D = stål wirernes diameter i mm π = 3.14

where: A , B and C are expressed in cm D = steel wire rope’s diameter in mm π = 3.14

Klassificering af ståltove

Classification of Steel Wire Ropes

Ståltovsklasser (eksempler på ståltove) De forskellige ståltove kan inddeles i forskellige klasser. Inden for hver klasse er antallet af dugter samt antallet af ydertråde i hver dugt fastlagt. Der findes forskellige systemer/regler for klassificering af ståltovene (ISO, DIN, amerikanske). Fyns Kran Udstyr A/S har valgt at anvende den klassificering, der gælder for EU (EN-norm) – se tabel 2.

Classification of Steel Wire Ropes The different kinds of steel wire rope can be divided up into distinct classes. The number of strands and the number of outer wires in each strand is laid down for each class of steel wire rope. The different systems and sets of rules for this classification include ISO, DIN and American. Fyns Kran Udstyr A/S has chosen to employ the set of classifications used by the EU (the EN norm) – see Table 2.

Tabel 2 Klasse

Antal yderdugter

Antal tråde i dugt

Antal ydertråde Antal trådlag i dugt i dugt

6x7

6

5-9

4-8

1

6 x 19

6

15 - 26

7 - 12

2-3

8 x 19

8

15 - 26

7 - 12

2-3

6 x 36

6

27 - 57

12 - 18

3-4

18 x 7

10 - 12

5-9

4-8

1

34 x 7

7 - 18

5-9

4-8

1

Eksempler på ståltovsklasser (se også Fig. 52) Examples of different classes of steel wire rope (see also Fig. 52)

Odense | Vallensbæk | Esbjerg | Aalborg Version 7.0.2 - Maj 2013

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