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Tuchschmid-WALM® Têtes de poinçonnement - Debrunner Acifer

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N o m o g r a mme T u c hsc hmid - W A LM®<br />

N o m o g r a mme<br />

T u c h s c h mid -<br />

W A LM ®<br />

36<br />

Tau x<br />

d ' a r m a tur e [ % ]<br />

d [ mm]<br />

0.4<br />

0.5<br />

0.6<br />

0.7<br />

0.8<br />

0.9<br />

1.0<br />

1.1<br />

1.2<br />

1.3<br />

1.4<br />

1.5<br />

1.6<br />

1.7<br />

160<br />

180<br />

200<br />

220<br />

240<br />

260<br />

280<br />

300<br />

320<br />

340<br />

360<br />

380<br />

400<br />

420<br />

440<br />

460<br />

480<br />

500<br />

520<br />

540<br />

560<br />

580<br />

600<br />

C o l o nne <strong>de</strong> b ord<br />

t y p e R<br />

B é t o n C 2 5 /30<br />

τ c =1, 0 N /mm 2<br />

Résista n ce a u<br />

poinç onn e m e nt<br />

V Rd [ k N] ( N iveau<br />

d ime nsionne m e nt)<br />

Haute ur sta tique d [ mm]<br />

E space m e nt <strong>de</strong>s c olonne s l [ m ]<br />

Taux d ’a rma ture ρ [ % ]<br />

C ontra inte limite <strong>de</strong><br />

τ cd =1, 0 N /mm 2<br />

c isa ille m e nt<br />

Périmètre u=8*d<br />

E nro bag e<strong>de</strong> l’a rma tur e c u =20mm<br />

N omogra mme pour dét e rmin e rle s c h a rge s <strong>de</strong> poin ç onne m e nt s e lon SIA 262 (2003) pour le<br />

T u c hsc hmid - W A LM ® .<br />

I lfa ut a voir admis ou dét e rmin éaumoins trois <strong>de</strong>s qu a tre p a r a mètr e s(r é sista n ce a u<br />

poinç onn e m e nt, h a ute ur sta tiqu e, e space m e nt <strong>de</strong>s c olonne s , t a ux d ’a rma ture ) a v a nt d ’utilise rle<br />

nomogr a mme .<br />

1 0 m<br />

1 2 m<br />

1 4 m<br />

1 6 m<br />

8 m<br />

6 m<br />

4 m<br />

in t e r p o le r la v a le u r !<br />

E s p a c e m e n t <strong>de</strong>s c o l o nne s 4 m-1 6 m<br />

R w<br />

5 0 0 k N<br />

7 5 0 k N<br />

1 0 0 0 k N<br />

1 2 5 0 k N<br />

1 5 0 0 k N<br />

1 7 5 0 k N<br />

2 0 0 0 k N<br />

2 2 5 0 k N<br />

2 5 0 0 k N<br />

3 0 0 0 k N<br />

3 5 0 0 k N<br />

4 5 0 0 k N<br />

4 0 0 0 k N<br />

5 0 0 0 k N<br />

c u<br />

V R d [ k N ]<br />

D o c ume nta tion TUC HSC HMID - W A LM ® (se pte m b r e 2007)<br />

d

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