MAGNETIC DRILL COLLAR

  • Slick and Spiral Drill Collars
    according to API Spec 7-1
  • NS1 and DS1 properties
  • 4145H Material. Hot Rolled
  • Stress Reflief Groove SRG on PIN
  • Bore Back on Box
  • Connections Phospatized
  • Cold Roll on Threads to improve
    fatigue resistance
  • Thread Protectors
  • Pony Drill Collar available

NON MAGNETIC DRILL COLLAR

  • Drill Collars are made from high purity
    austenitic stainless steel.
  • Low & High Yield Material available
  • Advanced chemical composition control system and special forging process guarantee the excellent mechanical properties, corrosion
    resistant performance and high fatigue resistance of our Non- Magnetic material.
  • Shoot Peening on Connections.

DRILL COLLARS SIZES

ItemOD
(IN)
ID
(IN)
LG
(ft)
Conexión
Preffered
Conexión
(Other)
Recommended
Make-Up Torque ft-lbs
Torsional Strength ft-lbsBending Strenght Ratio (BSR)Weight Slick
(kg)
Weight Spiral
(kg)
13 1/81 1/431NC 233.3005.8602.57:1306NA
23 1/21 1/231NC 262 3/8 IF4.6008.1002.42:1372NA
34 1/8231NC 312 7/8 IF6.90012.1002.44:1485458
44 3/4231NC 3510.80019.1002.58:1689653
54 3/4231NC 383 1/2 IF9.99017.6001.80:1689653
64 3/42 1/431NC 383 1/2 IF9.99017.6001.92:1649617
74 3/42 1/431NC 359.20016.2002.82:1649617
84 3/42 1/231NC 383 1/2 IF9.99017.6002.10:1608572
95231NC 383 1/2 IF12.90022.7002.24:1752790
1052 1/431NC 383 1/2 IF12.90022.7002.38:1739703
115 1/42 1/431NC 383 1/2 IF12.90022.7002.88:1835789
125 3/42 1/431NC 464 IF17.70031.2001.68:11.039993
135 3/42 1/431NC 404 FH17.00030.0003.04:11.039993
1462 1/431NC 464 IF23.40041.2002.02:11.1481.093
1562 13/1631NC 464 IF22.40039.5002.24:11.043984
166 1/42 1/431NC 464 IF28.00049.3002.38:11.2611.202
176 1/42 13/1631NC 464 IF22.40039.5002.64:11.1571.098
186 1/42 13/1631NC 504 1/2 IF23.00040.5001.71:11.1571.098
196 1/22 1/431NC 464 IF28.00049.3002.77:11.3791.311
206 1/22 1/431NC 504 1/2 IF29.70052.2001.89:11.3791.311
216 1/22 13/1631NC 464 IF22.40039.5003.07:11.2751.207
226 1/22 13/1631NC 504 1/2 IF29.70052.2002.03:11.2751.207
236 3/42 1/431NC 504 1/2 IF36.70064.7002.21:11.5011.433
246 3/42 1/231NC 504 1/2 IF35.80063.0002.26:11.4561.388
256 3/42 1/231NC 464 IF35.80063.0002.26:11.3561.430
266 3/42 3/431NC 504 1/2 IF32.30056.8002.37:11.3971.324
276 3/42 13/1631NC 504 1/2 IF32.30056.8002.37:11.3971.324
2872 1/431NC 504 1/2 IF38.40061.4002.54:11.6281.538
2972 1/231NC 504 1/2 IF35.80057.3002.61:11.5881.492
3072 13/1631NC 504 1/2 IF32.30051.6002.73:11.5241.429
3172 13/16315 1/2 FH32.80052.4001.72:11.5241.429
327 1/42 13/1631NC 504 1/2 IF32.30047.3003.12:11.7101.593
337 1/43315 1/2 FH41.00049.6002.05:11.6651.551
347 3/42 13/16316 5/8 REG53.30079.0002.30:11.9981.860
357 3/43316 5/8 REG50.70078.5002.35:11.9551.778
3682 13/16316 5/8 REG53.30085.4002.60:12.0771.964
3783316 5/8 REG50.70081.1002.66:12.0371.923
388 1/42 13/16316 5/8 REG53.30085.4002.93:12.2272.100
398 1/43316 5/8 REG50.70081.1002.99:12.1862.059
408 1/22 1/4316 5/8 REG50.70081.1003.14:12.3912.530
418 1/22 13/16316 5/8 REG53.30085.4003.27:12.3812.250
428 1/23316 5/8 REG50.70081.1003.34:12.3412.209
438 1/23 1/4316 5/8 REG46.90075.1003.46:12.2862.155
4492 13/16317 5/8 REG84.400135.0002.28:12.7032.463
4592 13/16316 5/8 FH84.000134.0002.41:12.7082.468
4693317 5/8 REG84.400135.0002.31:12.6672.422
4793316 5/8 FH81.100130.0002.44:12.6672.422
4893 1/2316 5/8 FH72.100115.0002.56:12.5452.304
499 1/22 13/16317 5/8 REG91.600147.0002.78:13.0482.799
509 1/23317 5/8 REG88.600142.0002.81:13.0072.758
519 1/23   1/16317 5/8 REG87.500140.0002.83:12.9942.744
529 3/43317 5/8 REG91.800147.0003.10:13.1842.935
53103318 5/8 REG109.000175.0001.98:13.3663.084
54113318 5/8 REG131.000209.0002.84:14.1663.815