Raro Raro
Raro Raro
Tawhā hua
Te tauari tono hua
Ko te atanga o raro o te pu perforating he taputapu tino nui mo te torotoro hinu me te whakaputa. I te nuinga o te wa ka whakamahia hei hono i te pu pokai me te keri hinu. Ka taea e ia te tere me te tika te pakaru i te pakitara o te puna, na reira ka mohio ki te whakaputa hinu pai.
kua whakaritea mo:
He pai tenei hua mo nga tohunga i roto i te torotoro hinu me te umanga whakaputa, tae atu ki nga miihini hinu, nga kaimahi keri, nga kaitirotiro whenua, aha atu.
tikanga whakamahi:
Ko te whakamahi i te atanga o raro o te pu perforating he tino ngawari. Tuatahi, kuhuhia te pu pupuhi ki roto i te atanga kia pai ai te hono. Na ka whakauru i te atanga ki roto i te keri keri me te whakatika me te whakatika i te mea e hiahiatia ana. Ka mutu, timatahia te keri hinu me te tuku i te pu pokai ki roto i te puna mo te mahi poka.
Whakaaturanga hanganga hua
Ko te atanga o raro o te pu perforating te nuinga o nga wahanga e toru: te hononga o raro, te hononga pokapū me te hononga o runga. Ko te hono o raro e hono ana ki te riu keri, ka whakamahia te hononga o te pokapū ki te hono i te pu kohao, ka whakamahia te hononga o runga hei hono atu i etahi atu taputapu. Ko tenei hoahoa hangahanga ka ngawari te whakauru me te pupuri i te hua, he nui te pumau me te haumaru.
Whakataki rauemi
Tawhā Hangarau
| Kei raro OD | Momo Miro | Te Whakatau Whakatau | Approx. Taumaha |
| 2" | 1-11/16-8 STUB ACME-2G | 25000 psi | 2.2lb [1kg] |
| 2-7/8" | 2-3/8"-6Acme-2G | 6.6b [3kg] | |
| 3-1/8" | 2-3/4"-6Acme-2G | 11lb [5kg] | |
| 3-3/8" | 2-13/16"-6Acme-2G | 14.3lb [6.5kg] | |
| 4-1/2" | 3-15/16"-6Acme-2G | 26.5lb [12kg] | |
| 7" | 6-1/4"-6Acme-2G | 39.7lb [18kg] |
*I runga i te tono
| Kei raro OD | Momo O-mowhiti / Miro Runga |
| 2″ | AS-221 3.53×φ36.09 |
| 2-7/8″ | AS-329 5.33×φ50.16 |
| 3-1/8″ | AS-230 3.53×φ63.10 |
| 3-3/8″ | AS-231 3.53×φ66.30 |
| 4-1/2″ | AS-342 5.33×φ91.45 |
| 7″ | AS-361 5.33×φ151.75 |
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