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IMPACT
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Two lengths of randomly selected hubless cast iron soil pipe
were joined with an MG COUPLING, torqued to 175 inch-pounds,
and was impacted in the center using an IAPMO Impact Tester
with a ½" ball. |
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| MG COUPLING
(sizes tested) |
Maximum Impact
(foot-pounds) |
Results |
| 2" |
22 |
No Breakage |
| 3" |
23 |
No Breakage |
| 4" |
29 |
No Breakage |
| 5" |
42 |
No Breakage |
| 6" |
59 |
No Breakage |
| 8" |
64 |
No Breakage |
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