Deutsche Normen: I A I B

UDC 621.885.9

DEUTSCHE NORMEN

: 621 .W3

October 1968

DIN

Steel Strap f o r %bes of NW 20 t o 500

3570

1

I I

-

,

Rundstahlbiigel für Rohre von NW 20 bis 500

!

Dimensions i n nun

! I

e b e s of a l l nominalwidths

!

e b e s of nominal widths UD t o 80

1

!

,D I

, Designation of a s t e e l s t r a p Type A with inside diameter a

=

82 mm without nuts and washers:

S t e e l s t r a p A 82 DIN 3570 (me aesociated nuts

I 0

and washers a r e t o be ordered separately.)

I I

For u s e w i t h t u b e s of

’1

Nominal width

b2)

d2

0 -0

30

I

.-.E

38

L

a

46

25

26,9 30 33,7 38 42,4

I A I B 20 25

3/4”

40

40

28

9P

48

1”

10 32

70

I

1 l/qn

56

1

86

1

37

1

12,O

1

9,O

I I

I

I 82

94 80

76,l 88,9

The weights are calculated

’1

M 12

94

I

I 125

I

I 57

I

25.9

I

19.8

3” for s t e e l s t r a p s w i t h o u t nuts andwashers.

C o r r e s p o n d sa p p r o x i m a t e l yt ot h eo u t s i d ed i a m e t e ro ft h ea s s o c i a t e dt u b ep l u st h ep e r m i s s i b l ed i m e n s i o n rariations.

m m .

2, b andhl are minimum dimensionsand are based on a p l a t e t h i c k n e s s of 10 D i m e n s i o n sd i f f e r i n g from those listed in the Table are to be s p e c i f i c a l l y i n d i c a t e d when o r d e r i n g ; i n s u c h c a s e s , t h e d e s i g n a t i o n of a s t e e l s t r a p Type A r i t h i n s i d e d i a m e t e r a = 82 mm and, for example, h, = 130 mm and b = 55 mm r e a d s :

S t e e l s t r a p A 8 2 x 1 3 0 ~ 5 5DIN 3570

Continued On page 2 Alleinverkauf der Normblätter dur& Beuth-Vertrieb GmbH, Berlin

30Köln und

DIN 3570 engl. Preisgr.$

-

Page 2 D I N 3570

I

For use with tubes of

4

'1

Nominal width

Weight

*'I

4

4

B

hl2)

(7,85 kg/drnl) kg/100 p i e c c s A

108

120 148

.

176

114,3 133 139,7 1 59 168,3

100

4"

125

-

-

150

160

16

136

171

6-40

164

191

727

192

217

83,4

M 16

218

1

200 267 273

282

250

I

-

248

I

249

95,8

283

169,8 202,8

20

I

M20

~

235

70 382 I

428 '

530

406,4 419 508 521

429

24 M24 500

-

522

Bracketed sizes should be avoided wherever possible ggt_g&ga& : for steel strap: USt 37-1 according to DIN 17100 Romd steel according to D I N 1013 shall be used fOr half-finished Prducts

for nuts:

Strength category 5 according to DIN 267 Sheet 4

') and 2, See On Page 1

Washere according toD I N 126 DIN 4 9 and 435 Washers for channela an& I-beame according to Nuts according to DIN 555