Hopu nika
He pai noa iho te kohi o te nikel hei kohi rawa nui.I te wa o te kapohia o te nickel ore, ka tino werohia te nickel ore, ka piri te nickel ore ki te peere, ka tuwhera te hopu.I taua wa, ka piri tetahi waahanga nui ki te tinana o te peere.I muri i te timatatanga o te wetewete, me kati te hopu i mua i te hokinga mai ki te hopu i nga taonga.Ko te pereti o raro o te tinana hou a Nickel grab clamshell he mea hanga ki te raina tika, a, karekau he riu o roto o te peere.I tenei ara, ka hopuhia e te kapohia te nickel ore, ka kore e kohia nga mea, ka wetekina te nickel ore i hopukina, na reira ka tino wetekina te nickel ore ina whakatuwheratia te hopu ki te tuku i nga mea, a ka kore te hopu. me kati i muri i te tukunga.Ka taea te hopu tonu.Ma tenei ara, ka kore nga rawa e taka ki raro, ka whara, ka taka ranei ki te whenua, ki te moana ranei i te wa katoa o te ngoki, ka tino whakaitihia te parahanga me te mate.
| SWL (t) | 6.3 | 8.0 | 10.0 | 12.5 | 16.0 | 20.0 | 25.0 | ||
| Te taumaha mate(Kg) | 4reiti | 2300 | 2800 | 3440 | 4500 | 5600 | 7360 | 8800 | |
| 5reiti | 2460 | 2880 | 3600 | 4660 | 5760 | 7520 | 9000 | ||
| kaha (m3) | 4reiti | 2.5 | 3.2 | 4.0 | 5.0 | 6.5 | 7.9 | 10.1 | |
| 5reiti | 2.4 | 3.2 | 4.0 | 4.9 | 6.4 | 7.8 | 10.0 | ||
| wīra | diameter (mm) | 355 | 400 | 450 | 500 | 560 | 630 | 630 | |
| taura waea | diameter (mm) | 18 | 20 | 22 | 24 | 26 | 28 | 32 | |
| Te roa | 4reiti | 11.5 | 12.8 | 13.8 | 15.0 | 16.5 | 17.8 | 18.6 | |
| 5reiti | 14.0 | 15.5 | 16.8 | 18.5 | 20.5 | 21.8 | 23.0 | ||
| whiu | 4reiti | 5940 | 6600 | 7100 | 7680 | 8520 | 8920 | 9760 | |
| 5reiti | 7425 | 8250 | 8875 | 9600 | 10650 | 11150 | 12200 | ||
| Ahu(mm) | A | 3080 | 3430 | 3700 | 4010 | 4380 | 4770 | 4990 | |
| B | 2600 | 2900 | 3100 | 3350 | 3640 | 4020 | 4120 | ||
| C | 2220 | 2410 | 2610 | 2850 | 3070 | 3270 | 3530 | ||
| D | 2540 | 2760 | 2950 | 3160 | 3450 | 3680 | 3910 | ||
| E | 1800 | 1930 | 2070 | 2220 | 2420 | 2580 | 2730 | ||
| F | 460 | 600 | 800 | 1000 | 1100 | 1280 | 1280 | ||
| G | 380 | 430 | 480 | 530 | 590 | 670 | 670 | ||
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