E ai ki te kōrero i mua ake nei, he mea nui ngā whao porowhita mō ngā mahi hanga, ā, he maha ngā whakamahinga e whakamahia ana. Nā te kaha o te pupuri, he mea whakamahi noa i roto i ngā anga, i ngā whakapaipai me ngā tuanui. Ka taea hoki te whakamahi hei whakau i ngā taha me ngā whakapaipai, me te whakau i ngā papa o raro me ngā papa hipoki.
Ko tētahi o ngā whakamahinga rongonui mō ngā whao porowhita ko te hanga papa rakau. Mā te porowhita tīwiri o te whao ka noho tonu te papa i tōna tūranga, ā, ka ārai i te pakaru o te rakau. He tino whai hua ngā whao porowhita mō ngā wāhi e pāngia ana e te hukarere nui, nā te mea ka taea te pupuri i te taumaha me te kore e wetekina te papa.
He mea hanga ngā whao porowhita kia pono ake, kia pakari ake hoki i ērā atu momo whao. Mā te hurihanga o te kakau ka kaha te pupuri, ka uaua ake te hutia o te whao, ahakoa ka whānui, ka kōpiri rānei te rakau nā te huringa o te pāmahana, te haumākū rānei. Ka kore hoki e hiahiatia he keri i mua i te mahi, nā te mea ka taea te wero noa i ngā whao ki roto i te rakau me te kore e wehi kei pakaru, kei pakaru rānei.
Ko tētahi atu āhuatanga pai o ngā whao porowhita ko tōna hototahi ki ngā momo rakau rerekē. He mea hanga ēnei hei whakamahi mā ngā rakau ngohengohe me ngā rakau mārō, ā, he mea whai hua mō ngā kaupapa hanga maha. He tino ātete hoki tēnei whao ki te waikura, arā, ka taea te whakamahi i ngā taiao o waho me te kore e whakararu i tōna kaha me tōna roa.
| Sus | C | Si | Mn | P | S | Ni | Cr | Mo | Cu |
| 304 | 0.08 | 1.00 | 2.00 | 0.045 | 0.027 | 8.0-10.5 | 18.0-20.0 | 0.75 | 0.75 |
| 304Hc | 0.08 | 1.00 | 2.00 | 0.045 | 0.028 | 8.5-10.5 | 17.0-19.0 |
| 2.0-3.0 |
| 316 | 0.08 | 1.00 | 2.00 | 0.045 | 0.029 | 10.0-14.0 | 16.0-18.0 | 2.0-3.0 | 0.75 |
| 430 | 0.12 | 0.75 | 1.00 | 0.040 | 0.030 |
| 16.0-18.0 |
|
Ngā Waitohu Waea mō ngā Whenua Rerekē
| mm | CN.WG | SWG | BWG | AS.WG |
| 1G |
|
| 7.52 | 7.19 |
| 2G |
|
| 7.21 | 6.67 |
| 3G |
|
| 6.58 | 6.19 |
| 4G |
|
| 6.05 | 5.72 |
| 5G |
|
| 5.59 | 5.26 |
| 6G | 5.00 | 4.88 | 5.16 | 4.88 |
| 7G | 4.50 | 4.47 | 4.57 | 4.50 |
| 8G | 4.10 | 4.06 | 4.19 | 4.12 |
| 9G | 3.70 | 3.66 | 3.76 | 3.77 |
| 10G | 3.40 | 3.25 | 3.40 | 3.43 |
| 11G | 3.10 | 2.95 | 2.05 | 3.06 |
| 12G | 2.80 | 2.64 | 2.77 | 2.68 |
| 13G | 2.50 | 2.34 | 2.41 | 2.32 |
| 14G | 2.00 | 2.03 | 2.11 | 2.03 |
| 15G | 1.80 | 1.83 | 1.83 | 1.83 |
| 16G | 1.60 | 1.63 | 1.65 | 1.58 |
| 17G | 1.40 | 1.42 | 1.47 | 1.37 |
| 18G | 1.20 | 1.22 | 1.25 | 1.21 |
| 19G | 1.10 | 1.02 | 1.07 | 1.04 |
| 20G | 1.00 | 0.91 | 0.89 | 0.88 |
| 21G | 0.90 | 0.81 | 0.81 | 0.81 |
| 22G |
| 0.71 | 0.71 | 0.73 |
| 23G |
| 0.61 | 0.63 | 0.66 |
| 24G |
| 0.56 | 0.56 | 0.58 |
| 25G |
| 0.51 | 0.51 | 0.52 |
Momo me te Āhua o te Upoko o ngā Whao

Momo me te Āhua o te Waewae

Momo me te Āhua o ngā Mata o te Whao

He kamupene a Yihe Enterprise e tohunga ana ki te hoahoa me te hanga whao, whao tapawhā, whao rōra, me ngā momo whao me ngā tīwiri āhua motuhake katoa. He mea whiriwhiri ngā rauemi whao mai i te maitai waro kounga teitei, te parahi, te konumohe me te maitai kore waikura, ā, ka taea te mahi i te piauau, te tuku wera, te mangu, te parahi me ētahi atu maimoatanga mata e ai ki te hiahia o te kiritaki. Ko te tīwiri matua hei hanga i ngā tīwiri mīhini ANSI hanga-US, ngā tīwiri mīhini BS, ngā pūtu kowakawaka, tae atu ki te 2BA, 3BA, 4BA; ngā tīwiri mīhini DIN hanga-Tiamana (DIN84/DIN963/DIN7985/DIN966/DIN964/DIN967); GB Series me ētahi atu momo hua paerewa me ngā hua kore-paerewa pērā i ngā tīwiri mīhini me ngā momo tīwiri mīhini parahi katoa.
Ka taea te whakamahi i tā mātou Hua ki ngā taonga tari, ki te umanga kaipuke, ki te rerewē, ki te hanga, ki te umanga motuka. He whānuitia ngā whakamahinga e tika ana mō ngā momo rāngai, ā, e tū motuhake ana tā mātou hua mō tōna kounga tino pai—he mea hanga ki ngā rauemi kounga teitei me ngā tikanga whakaputa matatau hei whakapūmau i te roa me te mahi tino pai. Heoi anō, he nui ā mātou taonga i ngā wā katoa, kia tere ai te tuku me te karo i ngā whakaroa i roto i ō kaupapa, i ō mahi pakihi rānei, ahakoa te nui o te ota.
Ko tā mātou tukanga hanga he mea hanga e te mahi toi tino pai—e tautokona ana e te hangarau matatau me ngā tohunga toi, ka whakatikatikahia e mātou ia taahiraa whakaputa kia tika ai, kia hiranga ai hoki ia hua. Ka whakatinanahia e mātou ngā tikanga whakahaere kounga tino pakari, kāore e waiho he wāhi mō te whakararuraru: ka tirotirohia paitia ngā rauemi mata, ka aro turukihia ngā tawhā whakaputa, ā, ka aromatawaihia ngā hua whakamutunga i roto i ngā aromatawai kounga whānui. Mā te whakapau kaha ki te hiranga, ka whai mātou ki te hanga hua kounga teitei e tū motuhake ana i te mākete mō ō rātou kounga teitei me te uara pumau.