Paipu wili
He koʻikoʻi ko DTH drill pipes i ka DTH drilling – me ka nānā ʻole i ka hoʻohana ʻana, ke ʻano pōhaku, ka hohonu o ka lua a i ʻole ka drill rig.ʻO nā hiʻohiʻona nui o kahi paipu drill kiʻekiʻe ka lōʻihi, ka paʻakikī, ka paʻa, ka pololei.
Paipu kūlana kiʻekiʻe
ʻO ka paʻakikī a me ke kūpaʻa ʻana i hui pū ʻia me ka alloy stell, i hoʻolako ʻia e ka mea hana ʻoihana kiʻekiʻe kiʻekiʻe.
ʻAʻohe loulou nāwaliwali
ʻO ka mea maʻamau, ua palupalu nā kaula a me ka hui ma waena o ka paipu a me nā ʻāpana hope.No ka pale ʻana i ka pilikia, ua hoʻopili mākou i nā hui no ka ikaika kiʻekiʻe a mālama ʻia ka wela i nā ʻāpana hope no ka lōʻihi loa.
ʻO ke kaula kūpaʻa a me ka lōʻihi
ʻO ke kila kila kila maikaʻi i hana ʻia i nā hui, hoʻopaʻa paʻa ʻia ke kaʻina hana wela a me ka ʻenehana hoʻoponopono ʻenehana API maʻamau; ke nānā nui nei mākou i kēia mau kikoʻī i nānā ʻole ʻia e hōʻoia i ka lōʻihi o ke ola lawelawe, kūpaʻa a me ka lōʻihi o ke kaula.
ʻIkepili ʻenehana:
Anawaena: 76mm, 89mm, 102mm, 114mm, 127mm, 140mm,
Ka lōʻihi: 1000mm, 1500mm, 2000mm, 3000mm, 5000mm, 6000mm;
Loko: 2 3/8″ API REG, 2 7/8″ API REG, 3 1/2″ API REG, 4 1/2″ API REG, 2 3/8 API IF, 3 1/2 API IF
