2. Design of Welded Connections - Awssection.org
2. Design of Welded Connections - Awssection.org
2. Design of Welded Connections - Awssection.org
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AASHTO/AWS D1.5M/D1.5:2002 DESIGN OF WELDED CONNECTIONS<br />
Reproduced with the permission <strong>of</strong> the American Welding Society (AWS), Miami, Florida - 09/15/2011.<br />
Single-bevel-groove (4)<br />
T-joint (T)<br />
Corner joint (C)<br />
FOR CORNER AND T-JOINT<br />
RESTRICTIONS, SEE <strong>2.</strong>11<br />
FOR BUTT JOINT RESTRICTIONS,<br />
SEE <strong>2.</strong>14<br />
Welding<br />
Process<br />
Joint<br />
<strong>Design</strong>ation<br />
Base Metal Thickness<br />
(U = unlimited)<br />
T 1<br />
SMAW TC-P4 U U<br />
GMAW<br />
FCAW<br />
T 2<br />
TC-P4-GF 6 min U<br />
SAW TC-P4-S 11 min U<br />
See Notes on Page 43<br />
Root Opening<br />
Root Face<br />
Groove Angle<br />
R = 0<br />
f = 3 min<br />
α = 45°<br />
R = 0<br />
f = 3 min<br />
α = 45°<br />
R = 0<br />
f = 6 min<br />
α = 60°<br />
Groove Preparation<br />
‡ Fit-up tolerance, see 3.3.2, for rolled shapes R may be 8 mm in thick plates if backing is provided.<br />
Double-bevel-groove weld (5)<br />
T-joint (T)<br />
Corner joint (C)<br />
FOR CORNER AND T-JOINT<br />
RESTRICTIONS, SEE <strong>2.</strong>11<br />
FOR BUTT JOINT RESTRICTIONS,<br />
SEE <strong>2.</strong>14<br />
Welding<br />
Process<br />
Joint<br />
<strong>Design</strong>ation<br />
Base Metal Thickness<br />
(U = unlimited)<br />
T 1<br />
SMAW TC-P5 8 min U<br />
GMAW<br />
FCAW<br />
T 2<br />
TC-P5-GF 12 min U<br />
SAW TC-P5-S 20 min U<br />
α α<br />
Root Opening<br />
Root Face<br />
Groove Angle<br />
R = 0<br />
f = 3 min<br />
α = 45°<br />
R = 0<br />
f = 3 min<br />
α = 45°<br />
R = 0<br />
f = 6 min<br />
α = 60°<br />
‡ Fit-up tolerance, see 3.3.2, for rolled shapes R may be 8 mm in thick plates if backing is provided.<br />
Figure <strong>2.</strong>5 (Continued) (Millimeters)<br />
34<br />
As Detailed<br />
(see <strong>2.</strong>13.1)<br />
+2, – 0<br />
Unlimited<br />
+10°, – 0°<br />
+2, – 0<br />
Unlimited<br />
+10°, – 0°<br />
±0<br />
Unlimited<br />
+10°, – 0°<br />
Tolerances<br />
Groove Preparation<br />
As Detailed<br />
(see <strong>2.</strong>13.1)<br />
+2, – 0<br />
Unlimited<br />
+10°, – 0°<br />
+2, – 0<br />
Unlimited<br />
+10°, – 0°<br />
±0<br />
Unlimited<br />
+10°, – 0°<br />
Tolerances<br />
As Fit-Up<br />
(see 3.3.4)<br />
+3, – 2<br />
±2<br />
+10°, – 5°<br />
+3, – 2<br />
±2<br />
+10°, – 5°<br />
+2, – 0 ‡<br />
±2<br />
+10°, – 5°<br />
As Fit-Up<br />
(see 3.3.4)<br />
+3, – 2<br />
±2<br />
+10°, – 5°<br />
+3, – 2<br />
±2<br />
+10°, – 5°<br />
+2, – 0<br />
±2<br />
+10°, – 5°<br />
Allowed<br />
Welding<br />
Positions<br />
All S– 3<br />
All S– 3<br />
F S<br />
Allowed<br />
Welding<br />
Positions<br />
All<br />
All<br />
Weld Size<br />
(E) Notes<br />
1, 2, 4,<br />
6, 11<br />
2, 4, 6,<br />
11<br />
2, 4, 6,<br />
11<br />
Total<br />
Weld Size<br />
(E 1 + E 2) Notes<br />
(S 1 + S 2)<br />
– 6<br />
(S 1 + S 2)<br />
– 6<br />
F S 1 + S 2<br />
Reproduced with the permission <strong>of</strong> the American Welding Society (AWS), Miami, Florida - 09/15/2011<br />
1, 4, 6,<br />
8, 11<br />
4, 6, 8,<br />
11<br />
4, 6, 8,<br />
11
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