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Steel Designers Manual - TheBestFriend.org

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This material is copyright - all rights reserved. Reproduced under licence from The <strong>Steel</strong> Construction Institute on 12/2/2007<br />

To buy a hardcopy version of this document call 01344 872775 or go to http://shop.steelbiz.<strong>org</strong>/<br />

<strong>Steel</strong> <strong>Designers</strong>' <strong>Manual</strong> - 6th Edition (2003)<br />

502 Worked examples<br />

The<br />

<strong>Steel</strong> Construction<br />

Institute<br />

Silwood Park, Ascot, Berks SL5 7QN<br />

R tf = 0.75 Hq ≥ V cr.ep<br />

For panel BC H q is given conservatively by<br />

H = 05 . d t p ( 1-V<br />

P )<br />

Calculations presented in WE 17.12 give<br />

V cr = 1983 kN<br />

For panel AB spanning between the flanges<br />

Subject Chapter ref.<br />

PLATE GIRDERS<br />

a = 2000 mm d = 1550 mm t = 15 mm<br />

P v = 0.6 ¥ 275 ¥ 1550 ¥ 15 ¥ 10 -3 = 3836 kN<br />

a<br />

d<br />

qw = 132 N/mm 2<br />

V w = 1550 ¥ 15 ¥ 132 ¥ 10 -3 = 3069 kN<br />

V<br />

P<br />

12<br />

q yw cr v<br />

2000 d 1550<br />

= = 129 . = = 103<br />

1550 t 15<br />

w<br />

v<br />

9 ¥ 3069 - 2 ¥ 3836<br />

Vcr . ep =<br />

= 2850 kN<br />

7<br />

Check<br />

3069<br />

= =<br />

3836<br />

08 .<br />

R tf = 0.75 ¥ 3193 = 2395 < Vcr.ep = 2850 kN OK<br />

Design code Made by TMR Sheet no.<br />

BS 5950: Part 1 Checked by BD<br />

-<br />

Hq = 0 5 ¥ 2000 ¥ 15 ¥ 275 ¥ 10<br />

Ê<br />

1 -<br />

ˆ<br />

= kN<br />

Ë ¯<br />

1983<br />

3<br />

.<br />

3193<br />

4950<br />

12<br />

17<br />

6<br />

H.4.1<br />

4.2.3<br />

Table 21<br />

4.4.5.2<br />

4.4.5.4

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