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  • WZ type integral blade stabilizer

WZ Type Integral Blade Stabilizer

Drilling stabilizer is made from AISI 4145H alloy steel, implementation of API specification, threads can be cold rolled, copper-plating or phosphating.

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WZ type integral blade stabilizer 

Drilling stabilizer that WZ type integral blade stabilizer  is made from AISI 4145H alloy steel, implementation of API specification, threads can be cold rolled, copper-plating or phosphating.

Main Technical Parameters

WZ Type Integral Blade Stabilizer specifications

D1 L2 ±5 D2 d L ±20 Thread Code on Two ends mm(in)
Short type Long type
Near bit type Drill string type Near bit type Drill string type
L3=150 L1=50 L3=300 L1=700
152.4 152 151 400 500 121 51 950 1050 1100 1200 1450 1550 1650 1750 152.4(6)
158.7 158 157 158.7(6 1/4)
165.1 164 163 165.1(6 1/2)
190.5 190 189 400 500 159 178 57 71 950 1050 1100 1200 1450 1550 1650 1750 190.5(7 1/2)
200.0 199 198 200.0(7 7/80
212.7 212 211 400 500 600 159 178 57 71 950 1050 1150 1250 1100 1200 1300 1450 1550 1650 1650 1750 1850 212.7(8 3/8)
215.9 215 214 215.9(8 1/2)
222.2 221 220 222.2(8 3/4)
241.3 240 239 400 500 600 700 178 71 950 1050 1150 1250 1100 1200 1300 1400 1450 1550 1650 1750 1650 1750 1850 1950 241.3(9 1/2)
244.5 244 243 244.5(9 5/8)
250.8 250 249 250.8(9 7/8)
311.1 310 309 600 700 800 203 229 76 1250 1350 1450 1400 1500 1600 1850 1950 2050 2050 2150 2250 311.1(12 1/4)
444.5 443 441 700 800 900 1550 1650 1750 1700 1800 190 2150 2250 2350 2350 2450 2550 444.5(17 1/2)