Cut Sheet

Conduit Bending
USA 800.624.4320 l fax [phone] l www.gardnerbender.com
CANADA 905.564.5749 l fax [phone]
39
Rigid Bender Capacities Chart
One Shot / Sweep / Segmental
This chart is meant as a guide for bending capabilities only.
For those instances where doubt exists, a trial bend is recommended.
B306S
Pipe Outside Wall Sched. B340S B351S
Size Dia. Thick. Pipe* B316S B308S B343S B359S
1
⁄2" .840" .108" 40 7 7 WS WS
.147" 80 7 7 WS WS
.187" 160 WS WS WS WS
.294" DEH WS WS WS WS
3
⁄4" 1.050" .113" 40 7 7 WS WS
.154" 80 7 7 WS WS
.218" 160 WS WS WS WS
.308" DEH WS WS WS WS
1" 1.315" .133" 40 7 7 WS WS
.179" 80 7 7 WS WS
.250" 160 WS WS WS WS
.358" DEH NR WS WS WS
1
1
⁄4" 1.660" .140" 40 7 7 7 7
.191" 80 7 7 7 7
.250" 160 WS WS 7 7
.342" DEH NR WS WS WS
1
1
⁄2" 1.900" .145" 40 7 7 7 7
.200" 80 7 7 7 7
.281" 160 WS WS 7 7
.400" DEH NR WS WS WS
2" 2.375" .154" 40 7 7 7 7
.218" 80 NR 7 7 7
.343" 160 NR WS 7 7
2
1
⁄2" 2.875" .203" 40 NR 7 7 7
.276" 80 NR WS 7 7
.375" 160 NR WS 7 7
3" 3.500" .216" 40 NR 7 7 7
.300" 80 NR WS 7 7
3
1
⁄2" 4.000" .226" 40 NR 7 7 7
.318" 80 NR WS 7 7
4" 4.500" .237" 40 NR 7 7 7
.337" 80 NR NR 7 7
5" 5.563" .258" 40 NR NR NR 7
.375" 80 NR NR NR 7
*Schedule Pipe:
40 = Standard
80 = Extra Duty
160 = Double Extra Duty
DEH = Double Extra Heavy
(slightly thicker than 160)
Other:
NR = Not Recommended
WS = Can be bent using wider
spacing for swivel shoes
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