NOMINAL DIAMETER ALL PIPE AND FITTINGS 90°
ELLs

45° ELLs

LATERALS

TEES, Y’s

REDUCERS COLLARS BACKING FLANGES SQUARENESS ALL PIPE AND
FITTINGS
OVALITY AT WELDING ENDS
INCHES mm O.D. AT WELDING END CENTER TO END DIM OVERALL LENGTH OD / ID BOLT CIRCLE A B
1 1/2 38
2 50 ± 1/32″ ± 1/32″ ± 1/16″ ± 1/16″
2 1/2 65
3 75 (± 1 mm) (± 1 mm) (± 2 mm) (± 2 mm)
4 100
6 150 ± 1/16″ ± 1/16″
+
1/16″

1/32″
(± 2 mm) (± 2
mm)
± 1/16″ ± 1/8″ ± 3/32″ (±
2.5
mm)
(+ 2 mm)
8 200 (- 1 mm) (± 2 mm)
(± 3.2 mm)
10 250 ± 3/32″ (± 2.5 mm) ± 3/32″ (± 2.5
mm)
± 3/32″ (± 2.5 mm) ± 3/16″ ±
1/8″
+
3/32″
(± 5 mm) (± 3.2 mm)

1/32″
12 300
14 350 ± 1/8″ ± 1/16″ ± 3/32″ (±
2.5 mm)
± 1/4″
(+ 2.5
mm)
(± 7 mm) ± 5/32″
16 400 (- 1 mm) (± 4 mm)
18 450 (± 3.2 mm) (± 2 mm) ± 1/8″ ± 3/8″
20 500 ± 1/8″ ± 1/8″ ± 3/16″
(± 3.2 mm) (± 10 mm) (± 5
mm)
+
1/8″

1/32″
(± 3.2 mm)
3.2 mm)
24 600
30 750 ± 3/8″
(+ 3 mm) (± 10 mm) ± 1/4″
(- 1 mm) ± 3/16″
36 900 (± 5 mm) ± 1/2″
40 1016 (± 13 mm) (± 7 mm)