Mekameka Rōra Rārangi-Rua 12B
Ngā tawhā hua
Teitei (P) 19.05mm
Diameter o te roera (R) 12.07mm
Whānui hononga ā-roto (W) 11.68mm
Te whānui o te pine 5.72mm
Te matotoru o te pereti mekameka 1.88mm
Te kaha kume iti rawa 61.0kN (6220kgf)
Te taumahatanga mōrahi e whakaaetia ana 8.98kN (916kgf)
Taumaha tata 2.50kg/m
Te maha o ngā hononga wāhanga 160
Ngā āhuatanga me ngā painga o te hua
Te kaha kawenga teitei
He hoahoa hanganga rarangi-rua te mekameka roera rarangi-rua 12B. Ki te whakatauritea ki te mekameka rarangi-kotahi, he nui ake te kaha o tōna kawenga. Ka taea e ia te tu atu i te taumahatanga me te taumahatanga nui, ā, he tino pai mō ngā tono ahumahi kawenga-nui.
Ātete ki te waikura
He mea hanga te mekameka ki te maitai kore waikura kounga teitei, ki te maitai waro rānei, he tino ātete ki te waikura, ā, ka taea te whakamahi mō te wā roa i roto i te wai, i ngā taiao waikawa, i ngā taiao kawakore rānei, kia mau ai te pumau o ngā taputapu i roto i ngā taiao uaua.
Mahi iti-haruru
Mā te hoahoa roera ka whakamahia te mekameka i te waku hurihuri i te wā e mahi ana, ka whakaitihia te waku me te haruru whakahaere, ka whakarite kia maeneene te mahi a ngā taputapu, ā, ka whakaitihia hoki ngā utu tiaki.
Te tino tika me te pono
He tino tika te nekehanga o te mekameka roera rarangi-rua 12B, ka taea te whakatutuki i te tūnga me te tuku tika, ā, he pai hoki mō ngā tukanga whakaputa me ngā whakaritenga tika kawe teitei.
Whānuitanga o ngā tono
He pai te mekameka mō ngā momo āhuatanga ahumahi maha, tae atu ki te tukatuka kai, te ahumahi tākai, te miihini, te hanga hiko me te kawe waka, me ētahi atu, e taea ai te whakatutuki i ngā hiahia o ngā ahumahi rerekē.
Te pakari me te roa o te ora
Mā te hanga matao me te tukanga whakapakeketanga hurihuri matao maha-haere, kāore te mekameka roera rarangi-rua 12B e ngāwari ki te whakapēke me te whati i te wā roa o te mahi, kia mau ai te pumau me te pono o ngā taputapu.
Ngā Pātai Auau
Q1: He aha te awhe pāmahana e tika ana mō te mekameka roera rarangi-rua 12B?
A: Ko te awhe pāmahana e tika ana mō te mekameka roera rarangi-rua 12B he -20°C ki te 400°C, ā, ka taea te pupuri i te mahi i roto i te awhe pāmahana whānui.
P2: E hototahi ana te mekameka roera rarangi-rua 12B ki ngā porotiti rarangi-kotahi?
Āe, he hototahi te mekameka roera rarangi-rua 12B ki ngā porotiti rarangi-kotahi paerewa, engari me aro koe ki te rerekētanga o te kaha tuku me te tere e whakaaetia ana.
Q3: Me whakahinuhinu tonu te mekameka roera rarangi-rua 12B?
A: Kua hangaia te mekameka kia kore e hiahiatia he tiaki, engari me tirotirohia me te whakahinuhinu auau kia roa ai te ora o te mahi i roto i ngā taiao taumaha, kino rānei.
Q4: He aha te kaha kume o te mekameka roera rarangi-rua 12B?
A: Ko te kaha kume iti rawa o te mekameka roera rarangi-rua 12B he 61.0kN (6220kgf), ka taea te tu atu i ngā kaha kume nui.
Q5: He pai te mekameka roera rarangi-rua 12B mō te kawe taputapu?
Āe, he tino pai te mekameka roera rarangi-rua 12B mō te kawe taputapu nā te mea he nui te kaha kawenga me te pumau, inā koa i ngā wā e hiahiatia ana te tūnga tika.
