API 7-1 4145&Kara Wiri Kore-maheni
He mea hanga te Kara Drill mai i te maitai AISI 4145H kua whakarerekētia, kua whakamaroketia, ā, ka whakamahanatia te roanga o te mea nei kia ōrite te pakari me te roa. Ka mahia ngā whakamātautau whakarewa pakari kia rite ki ngā whakaritenga kia tino rite te pakeketanga o te mea nei puta noa i te hohonutanga o te pae.
He taputapu keri whenua e whakarato ana i ngā kara wiri paerewa, ā, he porowhita hoki mai i te 3-1/8” OD ki te 14” OD e ai ki ngā whakaritenga API, NS-1, DS-1 rānei.
5-1203, Rohe Ahumahi o Dahua, Nama 2 o Yunshui Road, Rohe whanaketanga hangarau-teitei, Xi'an, 710065, Haina
86-13609153141
