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 />
Square-groove weld (1)<br />
Butt joint (B)<br />
Corner joint (C)<br />
Welding<br />
Process<br />
SMAW<br />
FCAW<br />
GMAW<br />
Square-groove weld (1)<br />
Butt joint (B)<br />
Welding<br />
Process<br />
Base Metal Thickness<br />
(U = unlimited)<br />
See Notes on Page 43<br />
Groove Preparation<br />
Figure <strong>2.</strong>4 (Continued) (Inches)<br />
22<br />
Tolerances<br />
Allowed<br />
Welding<br />
Positions<br />
Gas<br />
Shielding<br />
for FCAW Notes<br />
Joint<br />
As Detailed As Fit-Up<br />
<strong>Design</strong>ation T1 T2 Root Opening (see <strong>2.</strong>1<strong>2.</strong>1) (see 3.3.4)<br />
B-L1a 1/4 max — R = T1 +1/16, – 0 +1/4, – 1/16 All — 1, 9<br />
C-L1a 1/4 max U R = T1 +1/16, – 0 +1/4, – 1/16 All — 1<br />
B-L1a-GF 3/8 max — R = T1 +1/16, – 0 +1/4, – 1/16 All<br />
Not<br />
required<br />
9<br />
Joint<br />
<strong>Design</strong>ation<br />
Base Metal Thickness<br />
(U = unlimited)<br />
T 1<br />
T 2<br />
Root Opening<br />
Groove Preparation<br />
As Detailed<br />
(see <strong>2.</strong>1<strong>2.</strong>1)<br />
Tolerances<br />
As Fit-Up<br />
(see 3.3.4)<br />
Allowed<br />
Welding<br />
Positions<br />
Gas<br />
Shielding<br />
for FCAW Notes<br />
SMAW B-L1b 1/4 max —<br />
T1 R = -----<br />
2<br />
+1/16, – 0 +1/16, – 1/8 All — 1, 3, 9<br />
GMAW<br />
FCAW<br />
B-L1b-GF 3/8 max — R = 0 to 1/8 +1/16, – 0 +1/16, – 1/8 All<br />
Not<br />
required<br />
3, 9<br />
SAW B-L1-S 3/8 max — R = 0 ±0 +1/16, – 0 F — 5, 9<br />
SAW B-L1a-S 5/8 max — R = 0 ±0 +1/16, – 0 F — 3, 9<br />
Reproduced with the permission <strong>of</strong> the American Welding Society (AWS), Miami, Florida - 09/15/2011