He aha kahihopena ʻōpuʻua no ke aha e hoʻohana ʻia ai? ʻO nā wēlau stub he mau mea hoʻopili buttweld hiki ke hoʻohana ʻia (me ka hui pū ʻana me kahi flange hui lap) ma kahi ʻē aʻe i ka hoʻopili ʻana i nā flanges ʻāʻī e hana i nā pilina flanged. ʻElua mau pono o ka hoʻohana ʻana i nā wēlau stub: hiki iā ia ke hōʻemi i ke kumukūʻai holoʻokoʻa o nā hui flanged no nā ʻōnaehana paipu ma nā pae mea kiʻekiʻe (ʻoiai ʻaʻole pono ka flange hui lap i ka mea like o ka paipu a me ka hopena stub akā hiki ke lilo i papa haʻahaʻa);Hoʻolalelale ia i ke kaʻina hana hoʻokomo, ʻoiai hiki ke hoʻohuli ʻia ka flange hui lap e hoʻomaʻalahi i ka hoʻonohonoho ʻana o nā lua bolt. Loaʻa nā wēlau stub i nā ʻano pōkole a lōʻihi (nā wēlau stub ASA a me MSS), i nā nui a hiki i 80 ʻīniha.
Nā ʻAno Hopena ʻŌkuʻi
Loaʻa nā wēlau ʻōpuʻu i ʻekolu ʻano like ʻole, i kapa ʻia ʻo "Type A", "Type B" a me "Type C":
- Hana ʻia ke ʻano mua (A) a mīkini ʻia e kūlike me ka flange kākoʻo hui lap maʻamau (pono e hoʻohana pū ʻia nā huahana ʻelua). Loaʻa i nā ʻili pili kahi ʻano like e ʻae ai i ka hoʻouka maʻalahi ʻana o ka maka flare.
- Pono e hoʻohana ʻia nā wēlau ʻōpala ʻano B me nā flanges paheʻe maʻamau
- Hiki ke hoʻohana ʻia nā wēlau stub Type C me ka hui lap a i ʻole nā flanges slip-on a hana ʻia mai nā paipu
NĀ WAHI ʻŌMAʻO PŌKOLE/LOHIHI (ASA/MSS)
Loaʻa nā wēlau o nā ʻōpuʻu i ʻelua mau ʻano like ʻole:
- ʻo ke ʻano pōkole, i kapa ʻia ʻo MSS-A stub ends
- ke ʻano lōʻihi, i kapa ʻia ʻo ASA-A stub ends (a i ʻole ANSI length stub end)
Ka manawa hoʻouna: Malaki-23-2021
