API 7K Type DU Drill Pipe Slip Drill String Gaioiina

Fa'amatalaga Puupuu:

E tolu ituaiga o fa'asologa o DU Drill Pipe Slips: DU, DUL ma SDU. O lo'o i ai le tele o le taulimaina ma le mamafa mama. I totonu, SDU slips e tele atu vaega fa'afeso'ota'i i luga o le taper ma maualuga atu le malosi tete'e. Ua mamanuina ma gaosia e tusa ai ma le API Spec 7K Fa'amatalaga mo le viliina ma le lelei o meafaigaluega.


Fa'amatalaga Oloa

Faailoga o oloa

E tolu ituaiga o fa'asologa o DU Drill Pipe Slips: DU, DUL ma SDU. O lo'o i ai le tele o le taulimaina ma le mamafa mama. I totonu, SDU slips e tele atu vaega fa'afeso'ota'i i luga o le taper ma maualuga atu le malosi tete'e. Ua mamanuina ma gaosia e tusa ai ma le API Spec 7K Fa'amatalaga mo le viliina ma le lelei o meafaigaluega.

Vaega Fa'atekinisi

Faiga Tele o le Tino mase'e(i)
4 1/2 5 1/2 7
DP OD DP OD DP OD
in mm in mm in mm
DU 2 3/8 60.3 3 1/2 88.9 4 1/2 114.3
2 7/8 73 4 101.6 5 127
3 1/2 88.9 4 1/2 114.3 5 1/2 139.7
4 101.6 5 127 6 5/8 168.3
4 1/2 114.3 5 1/2 139.7 7 177.8
DUL 2 3/8 60.3 3 1/2 88.9 4 1/2 114.3
2 7/8 73 4 101.6 5 127
3 1/2 88.9 4 1/2 114.3 5 1/2 139.7
4 101.6 5 127 6 5/8 168.3
4 1/2 114.3 5 1/2 139.7 7 177.8
SDU     3 1/2 88.9 4 1/2 114.3
    4 101.6 5 127
    4 1/2 114.3 5 1/2 139.7
    5 127 6 5/8 168.3
    5 1/2 139.7 7 177.8

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