14 3/4 'īniha tricone bit segment cone bits no ka hoʻokumu ʻana i ke kumu

Kūʻai nui API 14 3/4 iniha mau ʻāpana cone bit IADC537G i hoʻopaʻa ʻia no ke kūkulu ʻana i nā reamers pōhaku HDD i loko o ka waihona mai Kina OEM mea hana.
Hoʻokahi ʻāpana o Tricone Bit ke kūkulu ʻia nei e 3 mau ʻāpana ʻāpana cone, hoʻohana ʻia ke anawaena cone 225mm no ke kūkulu ʻana i nā puka puka anawaena nui, no ka mea hiki i nā cones huila nui ke loaʻa i ka ukana kaumaha loa a me ka ikaika huki.
I loko o ka ʻauwaha pōhaku paʻa ʻole, hiki i nā mea hoʻoheheʻe ke hoʻonui i ka liʻiliʻi ma kahi o 10" i kēlā me kēia ʻanuʻu e ka auwaha mana nui.
Nā ʻāpana hana
Hoʻolālā ʻia ka ʻāpana tricone bit Cone-OD 225mm no nā hoʻokumu Medium-Hard, e like me ka medium shale, limestone, medium sandstone, medium formations with harder and abrasive interbeds, etc.