-
API 7-1 4145&Non-mag Drill Collar
Drill Collar inogadzirwa kubva kuAISI 4145H yakagadziridzwa yakadzima uye simbi yakapfava uye inopisa inobatwa nehurefu hwayo hwese kusimba kweyunifomu uye kusimba. Strict metallurgical tests inoitwa pane zvakatemwa kuti ive nechokwadi chekuti kurapwa kwekupisa kunoburitsa kunoenderana uye kwakanyanya kuomarara kuburikidza nekudzika kwebhari.
Landrill inopa zvibooreso makora mune yakajairwa uye yakapetwa kubva pa3-1/8” OD kusvika 14” OD zvinoenderana neAPI, NS-1 kana DS-1 zvakatemwa.
Kamuri 703 Chivako B, Greenland pakati, Hi-tech yekuvandudza zone Xi'an, China
86-13609153141
