ʻO ke kūʻai nui ʻana i ka ʻoihana Wells drill pipe 102mm drill rod i hana ʻia ma Kina

DTH drill pipe maʻamau:

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

Hiʻona

1. Ua koho pono ʻia ka paipu kila maʻemaʻe a me ke kila kila kila maikaʻi loa no nā mea hana hui.

2.Precisely friction welded e hōʻoia pololei a concentrically.

3.Multiple precisely wela-hana paahana hui.

4. Thread hapa kaʻina naikokene lapaʻau a me ka huhū ted.