Main Products: Petroleum Equipments
Type SJ oil shock absorber
Negotiable /Piece
Min.Order:10 Pieces
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Sinotai Petroleum Equipment Co., Ltd.
Credit Member 4 years 
Business Type: Trading Company
Shandong ChinaMain Products: Petroleum EquipmentsProduct Details
oil shock absorber
1.Double-acting shock absorber is installed close to the drill stem in the drilling process,
2.It can also slow down or absorb the longitudinal and circumferential drill string vibration, thus reducing the bit, drilling tools and groud equipment, vibration damage.
3.O.D.:4 3/4",6 1/4",7",8",9",10",11"
4.Thread:NC35,NC46,NC50,6 5/8REG,7 5/8REG,8 5/8REG
Type | OD in(mm) | ID in(mm) | Connection thread | Max. Tensile load | Max.WOB | Max. torque | Max. stroke | Working tep. |
SJ46 | 4-3/4 (121) | 1-1/2 (38) | NC35 | 220,320 (980,000) | 67,400 (300,000) | 7,370 (10,000) | 4 (100) | -40-+150 |
SJ62 | 6-1/4 (159) | 1-7/8 (47) | NC46 | 337,230 (1,500,000) | 76,430 (340,000) | 10,840 (14,700) | 4-3/4 (120) | |
SJ70 | 7 (178) | 2-1/4 (57) | NC50 | 337,230 (1,500,000) | 76,430 (340,000) | 10,840 (14,700) | 4-3/4 (120) | |
SJ80 | 8 (203) | 2-1/2 (65) | 6-5/8REG | 449,640 (2,000,000) | 98,920 (440,000) | 14,450 (19,600) | 4-3/4 (120) | |
SJ90 | 9 (229) | 2-13/16 (71) | 7-5/8REG | 562,050 (2,500,000) | 121,400 (540,000) | 14,450 (19,600) | 4-3/4 (120) | |
SJ100 | 10 (254) | 2-13/16 (71) | 8-5/8REG | 629,490 (2,800,000) | 121,400 (540,000) | 18,060 (24,500) | 4-3/4 (120) | |
SJ110 | 11 (279) | 2-13/16 (71) | 8-5/8REG | 674,460 (3,000,000) | 121,400 (540,000) | 21,680 (29,400) | 4-3/4 (120) |
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