GRATTON FABRICATING AND WELDING, INC.

Bend Die Chart

Round Tube

Tube DIAMETER

Available RADIUS

1/4″ O.D.
1/2″, 9/16″, 19/32″, 3/8″, 3/4″, 7/8″, 15/16″
‘5/16″ O.D.
1/4″
‘3/8″ O.D.
1/2″, 5/8″, 3/4″, 1 11/32″, 1 1/2″, 1 5/8″, 2-5/16
‘1/2″ O.D.
’19/32″, 5/8″, 3/4″, 7/8″, 15/16″, 1 1/8″, 1 1/4″, 1-1/2″, 1-3/4″ , 2″ , 2.75″
‘5/8″ O.D.
‘5/8″,3/4″,15/16″,59/64″,1″*,1 5/16″,1 1/2″*,1 9/16″, 1 3/4″, 1 7/8″, 2″, 2 5/32″, 2 3/8″,3″, 3 3/16″, 3 1/2″, 4 1/4″
‘3/4″ O.D.
3/4″, 7/8″, 1″, 1 1/4″, 1 1/2″, 1 9/16″, 1 5/8″, 1 3/4″, 1 7/8″, 2 1/4″, 2 1/2″, 2 3/4″, 2 13/16″, 3″, 3 1/8″, 3 1/4″, 3 3/8″, 4″, 4 1/4″, 5 1/8″
7/8″ O.D.
1 7/16″, 1 1/2″, 2″, 2 3/4″, 3″, 4 1/2″, 4 9/16″

(see also 3/4″ diameter pipe)
1″ O.D.
1″, 1 1/4″, 1 7/16″, 1 27/32″, 2″, 2 9/32″, 2 7/16″, 2 1/2″, 3″, 3 1/4″, 3 3/4″, 4 5/16″, 4 11/32″, 4 1/2″, 5 1/32″, 5 23/32″
1 1/8″ O.D.
2 1/4″, 3″, 3 1/4″, 4 1/2″*, 6″*
1 1/4″ O.D.
1 1/2″, 2 1/4″, 2 1/2″, 2 7/8″, 4″, 4 1/8″, 4 1/2″
1 1/2″ O.D.
2 1/4″, 2 1/2″, 3 3/8″, 3 1/2″, 4″, 4 1/2″, 5 1/4″, 7″
1 5/8″ O.D.
6″*
1 3/4″O.D.
2 1/2″*, 7″
2″ O.D.
2″,3″,4″,8″,11″
2 1/8″ O.D.
6″, 6 3/8″
2 1/4″ O.D.
5 7/8″,7 1/4″*,7 5/8″,8 1/4″
2 5/8″ O.D.
7 7/8″
3″ O.D.
9 1/2″,11 1/2″,12,13 1/2″,14 1/4″,14 1/2″*,15,16 1/2″
3 1/8″ O.D.
6″*,9 3/8″
3 1/2″ O.D
7 1/2″,8 3/4″,9″,14″,14 1/2″
3 5/8″ O.D.
8 3/4″, 10 1/2″, 14 1/4″
3 3/4″ O.D.
28 3/4″
4″ O.D.
7″,8 3/4″,10 1/2″,13 1/2″,
16 7/8″,17″,23 1/2″*,35 1/2″,36″,39 1/2″
(see also 3 1/2″ diameter pipe)
5″ O.D.
15″, 16 1/4″ for 90deg,
(see also 4 1/2″ diameter pipe)
5 1/2″ O.D.
12 1/2″,24″

Square Tube

3/4″ x 3/4″
1 3/8″, 3″
1″ x 1″
3″
1 1/4″ x 1 1/4″
5″
1 1/2″ x 1 1/2″
6″
2″ x 2″
6″

Pipe

Nominal Size

O.D.

Available RADIUS

1/8″
0.405″
2″
1/4″
0.540″
1 1/2″, 2 11/16″
3/8″
0.675″
2″,3 3/8″
1/2″
0.840″
1 3/8″, 2 1/4″, 2 1/2″, 3″, 4 1/4″
3/4″
1.050″
1″,1 1/2″,1 5/8″,2 1/4″,5 1/4″,5 3/8″
(see also 1″ dia tubing)
1″
1.315″
1 1/2″,2 5/8″,2 3/4″,3″,3 1/2″,4″4 1/45″,6″,6 1/2″
1 1/4″
1.660″
2″,3″,4″,5″*,6″*,7″
1 1/2″
1.900″
2 1/4″, 3″, 4″,5″,6″,7″*,8″,9″
2″
2.375″
2 3/4″,3″*,3 5/8″,3 7/8″,4″,4 1/2″,5″,6″*,6 1/4″,7 1/4″,7 1/2″,7 7/8″,8″,9 3/4″,9 7/8″*,14 1/2″
2 1/2″
2.875″
5″,6 1/4″,7 1/2″*,11 1/2″,12″*,12 1/4″,19 1/2″
3″
3.500″

6, 7 3/8″, 7 1/2″*, 8 7/8″, 9″*, 9 1/4″, 10 1/2″,
14″*, 14 1/4″, 14 1/2″

3 1/2″
4.000″
7″, 8 3/4″, 10 1/2″, 17″, 23 1/2″,35 1/2″, 36″, 39 1/2″
(see also 4″ diameter tubing)
4″
4.500″
7 1/4″, 8″, 10″, 11 1/2″, 12 1/2″, 13″, 19″, 23 1/2″
4 1/2″
5.000″
16 1/4″ for 90deg
(see also 5″ diameter tubing)
5″
5.563″
12 1/2″, 23 3/4″, 24″, Min. ram 27 1/2″ and up,
6″
6.625″
Min ram 36″ and up

Round Tube (metric)

Tube DIAMETER

Available RADIUS

3mm
8mm, 11mm
6mm
14.40mm, 18.13mm, 21mm, 40mm,
48.5mm, 51.50mm,
10mm
20.30mm, 30mm