Type SJ two-way shock absorber
Negotiable /Piece
Min.Order:10 Pieces
Sinotai Petroleum Equipment Co., Ltd.
shock absorber
1.Double-acting shock absorber is installed close to the drill stem in the drilling process, 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.
2.O.D.:4 3/4",6 1/4",7",8",9",10",11"
3.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) |