Hoʻolālā ʻia ka Pipe Conical Steel Special Shaped no ka hoʻolako ʻana i ka papahana. ʻO ka paipu kila tapered kūikawā kūikawā i hana ʻia e ka ʻōwili ʻia a me ka hoʻopaʻa ʻana, kūpono no nā mea hoʻemi, nā pūpū lako, nā lima puʻu, a me nā mea hana maʻamau ʻole.
Hoʻolālā ʻia ʻo Special Shaped Elliptical Steel Tube no ka hoʻolako ʻana i ka papahana. ʻO ka paipu kila kūikawā oval me kahi ʻāpana i ʻōwili ʻia, ka hāʻawi ʻana i ka ukana kaulike, a me nā ana i hana ʻia no ka hoʻonaninani, nā mīkini, nā hale, a me nā ducting haʻahaʻa.
Hoʻolālā ʻia ka Tube Steel Rectangular Special Shaped no ka hoʻolako ʻana i ka papahana. ʻO ka paipu kila ʻāʻī kūʻokoʻa / ʻākau ʻākau me kahi ʻāpana hollow like ʻole, ka hana kulou ikaika, a me nā ana maʻamau no nā hale kila a me nā papa hoʻonani.
