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China factories

China factory - ROSCHEN GROUP

ROSCHEN GROUP

  • China,Shanghai ,Shanghai
  • Verified Supplier
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  3. API- Series Drill Pipe Pipe Casing Rod Flush Joint Casing Threaded Drill Subs
China API- Series Drill Pipe Pipe Casing Rod Flush Joint Casing Threaded Drill Subs
China API- Series Drill Pipe Pipe Casing Rod Flush Joint Casing Threaded Drill Subs

  1. China API- Series Drill Pipe Pipe Casing Rod Flush Joint Casing Threaded Drill Subs
  2. China API- Series Drill Pipe Pipe Casing Rod Flush Joint Casing Threaded Drill Subs
  3. China API- Series Drill Pipe Pipe Casing Rod Flush Joint Casing Threaded Drill Subs

API- Series Drill Pipe Pipe Casing Rod Flush Joint Casing Threaded Drill Subs

  1. MOQ： 1-5 pcs
  2. Price： Negotiate
  3. Get Latest Price
Supply Ability 100000000 pcs
Packaging Details Carton box
name Drill Rod adapter
type Drill pipe adapter
model drill rod subs
item drill pipe subs
Series Theaded sub
Series no Box to pin
sub type Drill Rod Box to Pin
standard thread API thread Subs
Brand Name ROSCHEN
Model Number W, J Series
Certification ISO
Place of Origin CHINA

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 100000000 pcs Packaging Details Carton box
name Drill Rod adapter type Drill pipe adapter
model drill rod subs item drill pipe subs
Series Theaded sub Series no Box to pin
sub type Drill Rod Box to Pin standard thread API thread Subs
Brand Name ROSCHEN Model Number W, J Series
Certification ISO Place of Origin CHINA
High Light Steel Casing Pipe ，Seamless Casing Pipe

Threaded Subs, Adapters for J-Series, W-Design Drill Rod, API-Series Drill Pipe, W-Design, T-Series Flush Joint Casing 


 

Threaded Subs, Adapters for J-Series, W-Design Drill Rod, API-Series Drill Pipe, W-Design, T-Series Flush Joint Casing
 


Threaded Subs and Adapters for J-Series or W-Design Drill Rod, API-Series Drill Pipe & W-Design or T-Series Flush Joint Casing
 

Available from ROSCHEN for DCDMA specified J-Series or W-Design Drill Rod, API-Series Drill Pipe & W-Design or T-Series Flush Joint Casing.
 

When ordering match your thread at the surface, with either a “Pin-Up” or “Pin-Down” application and the Bit or Hammer thread at the bottom of the bore hole.
 

Threaded Box Threaded Pin Special Feature Assembly Part No.
A AW   28035
A AWJ   28036
AW 1-1/4” x 7   28269
AW AWJ   28041
AW NW   28043
AW NWJ   28044
AWJ A   28055
AWJ NW   28058
AWJ NWJ   28059
N-4 NWJ   28049
NW AW   28051
NW AWJ   28052
NW N-4   28053
NW NWJ   28054
NWJ AW   28061
NWJ AWJ   28062
NWJ N-4   28063
NWJ NW   28064
NW NQ Wireline Bored for Circulation 28079
NWJ NQ Wireline Bored of Circulation 28119
NWJ NWJ 8-inch (203.2mm)
Shoulder-to-Shoulder
Bored for Circulation		 28182
EC-4 EC-4 Casing   28281



 

Threaded Box Threaded Pin Special Feature Assembly Part No
AWJ GeoProbe 1.5   28169
NQ Wireline NRQ Wireline 6-3/8-inch (162mm) Shoulder-to-Shoulder 28178
HQ Wireline HRQ Wireline 6-3/8-inch (162mm) Shoulder-to-Shoulder 28179
2-3/8" API IF NWJ   28077
N-3 NWJ   28086
AWJ NQ Wireline Bored for Circulation 28088
NW NQ Wireline 12-inch (305mm)
Shoulder-to-Shoulder
Bored for Circulation		 28090
2-3/8" API IF NW   28096
2-3/8" API IF 2-7/8" API IF Wrench Flats Both Ends 28097
AWJ AWJ   28109
2-3/8" API IF 2-3/8" API IF 12-inch (305mm)
Shoulder-to-Shoulder
Wrench Flats Center		 28121
AWJ HW (RH) Casing   28129
NWJ NWJ 8-inch (203.2mm)
Shoulder-to-Shoulder
Bored for Circulation		 28182
NWJ NWJ   28203
NW NW (RH) Casing   28185
2-3/8" Mayhew Junior NWJ   28192
2-7/8" API IF 2-7/8" API IF 24-inch (610mm)
Shoulder-to-Shoulder
Wrench Flats Box End		 28193
BW NWJ 16-3/4-inch (425.5mm) Shoulder-to-Shoulder 28198
2-3/8" API Regular 2-7/8" API IF   28204
PK Red Devil 2-7/8" API IF Bored for Circulation 28207
NXB-3 NQ Wireline   28209
2-7/8" API IF 2-3/8" API IF Wrench Flats Box End 28211



 

Threaded Box Threaded Pin Special Feature Assembly Part Np
3-1/2” API Regular 2-3/8” API Regular   28212
A 1-1/4” x 7   28214
AWJ 1-1/4” x 7   28218
NW HQ Wireline Bored for Circulation 28215
NW HW (RH) Casing   28216
NWJ HW (RH) Casing   28239
2-3/8” API Regular GP-88 Sonic Bored for Circulation 28222
2-3/8” API IF GP-88 Sonic Bored for Circulation 28223
2-7/8” API IF 2-7/8” API IF 36-inch (.9m)
Shoulder-to-Shoulder
Wrench Flats Pin End		 28225
2-3/8” Mayhew Junior 2-3/8” API IF   28228
2-3/8” API IF 2-3/8” Mayhew Junior   28229
1-1/4” x 7 1-1/4” x 7   28233
2-7/8” API IF NQ Wireline   28234
2-3/8” API Regular NWJ   28235
AWJ N-4 12-inch (305mm)
Shoulder-to-Shoulder
Wrench Flats Pin End		 28236
N-4 NQ Wireline Bored for Circulation 28237
NWJ HQ Wireline 18-inch (457.2mm)
Shoulder-to-Shoulder
Wrench Flats Both Ends		 28240
NWJ HW (RH) Casing 18-inch (457.2mm)
Shoulder-to-Shoulder
Wrench Flats Both Ends		 28241
NW HQ Wireline 18-inch (457.2mm)
Shoulder-to-Shoulder
Wrench Flats Both Ends		 28242
NW HW (RH) Casing 18-inch (457.2mm)
Shoulder-to-Shoulder
Wrench Flats Both Ends		 28243
AWJ HQ Wireline Bored for Circulation 28244
NWJ NW (RH) Casing   28246

 

 

Threaded Box Threaded Pin Special Feature Assembly Part No
N-4 AWJ   28047
N-4 NW   28048
NW A   28050
AWJ AW   28056
AWJ N-4   28057
NWJ A   28060
AW A   28065
NWJ 2-3/8” API IF   28070
AW AW   28072
NWJ 2-3/8” API IF   28078
NW 94mm   28079
AW 2-3/8” API IF   28082
AWJ NW (RH) Casing   28108
AWJ AWJ   28109
2-7/8” API IF NW   28113
2-3/8” API IF 2-3/8” API IF 6-inch (152.4mm) Shoulder-to-Shoulder Wrench Flats Center 28117
NW NQ Wireline   28118
NWJ NQ Wireline Bored for Circulation 28119
NWJ NW (RH) Casing   28120
AW 2-3/8” API IF   28125
2-3/8” API IF HWT (RH) Casing   28126
AWJ NW (RH) Casing   28128


 

Threaded Box Threaded Pin Special Feature Assembly Part No
N-3 2-3/8” API IF   28135
2” API IF AW   28142
N-3 2” API IF   28143
AW NW (RH) Casing   28144
2” NPT (LH) 4” NPT (LH) 4-inch (101.6mm)
Shoulder-to-Shoulder
Wrench Flats Center		 28145
E AW   28157
2” API IF 2” NPT 6-inch (152.4mm) 28160


 

Threaded Box Threaded Pin Special Feature Assembly Part No
2-3/8" API IF NQ Wireline Bored for Circulation 28287
3-1/2" API Regular 3-1/2" API Regular 24-inches Long
Shoulder-to-Shoulder
Wrench Flats Both Ends		 28289
AWJ AWJ 7-3/8-inches Long
Shoulder-to-Shoulder		 28294
NW NWJ 12-inches Long
Shoulder-to-Shoulder		  
N-3 AWJ   28295
NWJ 2-3/8" API Regular   28298
NWJ 2-3/8" API IF   28299
3" x Matrix NWJ   28301
Double-Start
3-1/2" API Regular 2-7/8" API IF 4-1/2"OD Mid-Body
with Flats Pin End &
24-inches Long
Shoulder-to-Shoulder		 28305
AWJ NXB-3 Wireline Bored for Circulation 28314
AWJ N-4 3-inches Long
Shoulder-to-Shoulder &
Bored for Circulation		 28315
NWJ GP-63   28319
2-3/8" API IF 2-7/8" API IF 8-inches Long
Shoulder-to-Shoulder
Center Wrench Flats		 28321
2-3/8" API Regular NWJ   28325
NW NWJ 10-inches Long
Shoulder-to-Shoulder
Center Flat		 28326
NW BWJ   28327
BWJ 2-3/8" API Regular   28328
BWJ AWJ   28329
AWJ BWJ   28330
AWJ AWJ 2-1/8-inch OD Material 28332
NW 2-3/8" API IF with Center Flat 28340
1-1/4 x 7 NWJ   28343
3-1/2" API Regular NWJ   28344
2-7/8" API IF NW 12-inches Long
Shoulder-to-Shoulder
Flats Box End		 28345
NW PWT (RH) Casing   28346
NWJ NXB-3 Wireline Bored for Circulation 28348
NW NWJ 24-inches Long
Shoulder-to-Shoulder		 28350
3" x Matrix 2-3/8" API IF   28351
Double-Start
NQ Wireline AW Bored for Circulation 28353
AW NW (RH) Casing   28354
AWJ NXB-3 Wireline Bored for Circulation 28357
NWJ 1-1/4" x 7   28360
2-3/8" API Regular NWJ 8-inches Long
Shoulder-to-Shoulder		 28365
2-3/8" API IF 2-3/8" API Regular   28366
1/2" x 8-TPI x F-480 1" x NPT Schedule-40 PVC 28370
1" x NPT 1/2" x 8-TPI x F-480 Schedule-40 PVC 28371
2-3/8" API Regular 2-3/8" API Regular 6-inches Long
Shoulder-to-Shoulder
Center Flats		 28374
2-7/8" API IF PWT (RH) Casing 6"OD Mid-Body &
Cyclone Style Wrench Flats		 28376
2-3/8" API IF AWJ 3-1/2"OD Mid-Body &
Cyclone Style Wrench Flats		 28377
AWJ N-3   28383
1-1/4" x 7 AW   28386
1-1/4" x 7 EW   28387
EW 1-1/4" x 7   28388
Geoprobe 2.25 NW   28391
2-3/8" API IF 2-3/8" API IF 8-inches Long
Shoulder-to-Shoulder
Center Wrench Flats		 28392
NW NQ Wireline 8-inches Long
Shoulder-to-Shoulder
Bored for Circulation		 28394
NWJ SW (RH) Casing   28395
AW NWJ 24-inches Long
Shoulder-to-Shoulder		 28398
NW NWJ 3-1/2"OD Mid-Body
x 24-inches Long
Shoulder-to-Shoulder
Wrench Flats Pin End		 28399
NW (RH) Casing 3-1/2" API Regular   28401
2-3/8" API IF NWJ 3-1/2"OD Mid-Body
x 12-inches Long
Shoulder-to-Shoulder		 28412
2-3/8" API IF HQ Wireline 3-1/2"OD Mid-Body
x 12-inches Long
Shoulder-to-Shoulder		 28413
NWJ PQ Wireline Bored for Circulation 28415
1-1/4" x 7 AW   28420
1-1/4" x 7 1-1/4" x 7   28421
NWJ NQ Wireline Bored for Circulation 28423
2" (LH) NPT 2-3/8" API IF   28424
NW NQ Wireline 24-inches Long
Shoulder-to-Shoulder
Bored for Circulation		 28425
NW PQ Wireline Bored for Circulation 28429
2-3/8" Mayhew Junior 2-3/8" API Regular   28432
NWJ 3-1/2" API Regular   28433
2-3/8" API Regular 2-3/8" API Regular 12-inches Long
Shoulder-to-Shoulder
Center Wrench Flats		 28435
2-7/8" API IF PWT (RH) Casing 6-inches Long
Shoulder-to-Shoulder
Center Wrench Flats		 28436
2-7/8" API IF PQ Wireline Bored for Circulation
Center Wrench Flats		 28439
NWJ BQ Wireline   28440
AWJ BQ Wireline   28444
AW BW (RH) Casing Bored for Circulation 28448
3-1/2" API Regular 2-3/8" API Regular 6-inches Long
Shoulder-to-Shoulder
Center Wrench Flats		 28449
AWJ HWT (RH) Casing   28451
NWJ NQ Wireline Bored for Circulation
Center Wrench Flats		 28454
NW NWJ 15-inches Long
Shoulder-to-Shoulder		 28460
HRQHP Wireline HQ Wireline 8-inches Long
Shoulder-to-Shoulder		 28461


 

Threaded Box Threaded Box 2 Special Feature Assembly Part No
NW AWJ   28030
AWJ NWJ   28031
AWJ N-4   28084
AW AWJ   28106
NWJ N-4   28134
2-7/8” API IF 3-1/2” API Regular 18-inch (457.2mm)
Shoulder-to-Shoulder
Wrench Flats Center		 28114
AWJ 2-3/8” API Regular   28130
NWJ N-4   28134
2-3/8” Mayhew Junior 3-1/2” API Regular   28188
3-1/2” API IF 3-1/2” API IF   28205
2-7/8” API IF 3-1/2” API IF   28206
AW GeoProbe 1.5   28213
2-3/8” API IF 3-1/2” API Regular 12-inch (305mm)
Shoulder-to-Shoulder
Wrench Flats IF End		 28220
2-3/8” API Regular NWJ 24-inch (610mm)
Shoulder-to-Shoulder		 28238
NW (RH) Casing 2-3/8” API Regular   28245
NW NQ Wireline 12-inch (305mm)
Shoulder-to-Shoulder
Bored for Circulation		 28270
NWJ 2-3/8” API Regular   28032
NWJ 2-7/8” API Regular   28033
NWJ 3-1/2” API Regular   28034


 

Threaded Box Threaded Box2 Special Feature Assembly Part No.
1" x 8-TPI x F-480 1" x NPT Schedule-40 PVC 28302
NWJ GP-88 Bored for Circulation 28318
2-3/8" Mayhew Junior 2-3/8" API Regular   28324
SW (LH) Casing SW (LH) Casing   28338
2-3/8" API IF 4-1/2" API Regular   28359
AW AW   28363
2-3/8" API Regular 6-5/8" API Regular Bottle Necked from
Smaller OD to Larger OD with Center Flats		 28364
2-3/8" Mayhew Junior 2-3/8" API Regular   28372
2-3/8" API IF 2-7/8" API Regular   28373
NWJ 4-1/2" API Regular   28375
2-7/8" API IF 2-7/8" API Regular w/ Center Flats 28380
NW 2-7/8" API Regular   28381
NW NXB-3 Bored for Circulation 28382
2-3/8" API Regular 3-1/2" API Regular   28384
NWJ 2-3/8" API Regular 12-inches Long
Shoulder-to-Shoulder		 28385
2-3/8" API Regular 2-3/8" API Regular w/ Center Flats 28389
AW A   28396
NWJ 6-5/8" API Regular   28397
NW NQ Wireline Bored for Circulation 28402
AW 1-1/4" x 7   28416
NW N-4   28418
AWJ 1-1/4" x 7 (UNC)   28431
NWJ NWJ   28434
3-1/2" API Regular 3-1/2" API Regular 12-inches Long
Shoulder-to-Shoulder
with Center Wrench Flats		 28443
NQ Wireline 2-3/8" API Regular   28445
3-1/2" API Regular 4-1/2" x Matrix Double-Start   28455
2-3/8" API IF 3-1/2" API Regular 12" OAL & Bottle Necked from Smaller OD to Larger OD w/ 2-3/4" Flats 28459

 

Threaded Box Threaded Box2 Special Feature Assembly Part No.
AWJ AWJ   28073
2-3/8” API IF 3-1/2” API Regular   28074
2-3/8” API Regular 2-3/8” API IF   28076
AWJ 2-3/8” API Regular   28083
NW 3-1/2” API Regular   28093
NW 2-3/8” API Regular   28094
AW NW   28028
AW NWJ   28029
2-7/8” API Regular 2-3/8” API IF   28075
NWJ 2-3/8” API IF   28087
NWJ 2-7/8” API IF   28099
2-7/8” API IF 4-1/2” API Regular 18-inch (457.2mm)
Shoulder-to-Shoulder		 28115
2-7/8” API IF 6-5/8” API Regular 18-inch (457.2mm)
Shoulder-to-Shoulder		 28116
AW AW   28127
2-3/8” API IF 2-7/8” API Regular   28136
3-1/2” API Regular 2” API IF   28141
N-4 AW   28146
N-4 2” API IF   28158
N-4 NXB-3   28166
NW 2-7/8” API Regular   28168


 

Threaded Pin Threaded Pin2 Special Feature Assembly Part No.
AW AW   28023
NW NW   28024
AW NW   28025
AWJ NW   28026
AW NWJ   28027
BW NWJ 16-3/4-inch (425.5mm)
Shoulder-to-Shoulder		 28199
BW NWJ   28202
2-7/8” API Regular 3-1/2” API Regular   28231
NW HWT (RH) Casing   28274
AW AWJ   28066
AWJ A   28067
AWJ AWJ   28068
AW AWJ   28071
2-3/8” API IF 2-3/8” API IF 8-inch (203.2mm)
Shoulder-to-Shoulder
Wrench Flats Center		 28121
NW 2-3/8” API IF   28137
NW 2” API IF   28139
2-3/8” API Regular AWJ   28155
4” NPT (LH) 4” NPT (LH) 6-inch (152.4mm)
Shoulder-to-Shoulder		 28162
3” NPT (RH) 3” NPT (LH) 6-inch (152.4mm)
Shoulder-to-Shoulder		 28163
2” API IF N-4   28167

 
 

Threaded Pin Threaded Pin2 Special Feature Assembly Part Number
Geoprobe 1.50 AWJ   28335
Geoprobe 1.25 AW   28367
AWJ 2-3/8" API Regular   28400
2-3/8" API Regular NWJ   28404
NW HQ Wireline Bored for Circulation 28406
3-1/2" API Regular   Bored for Circulation 28426
AWJ 1/2" NPT (BSP)   28427
GP-88   Bored for Circulation 28428
NWJ 2-3/8" API Regular 18-inches Long
Shoulder-to-Shoulder w/ Wrench Flats Both Ends		 28441


 

Threaded Pin Special Feature Assembly Part No
AWJ   28069
AWJ Bored for Circulation 28283
NWJ   28085
NWJ Bored for Circulation 28284
BW   28089
AW   28148
AW Bored for Circulation 28285
2-3/8” API Regular Bored for Circulation 28172
2-3/8” API Regular   28183
2-3/8” API IF Bored for Circulation 28184
NW (RH) Casing   28247
HW (RH) Casing   28248
BW (RH) Casing Bored for Circulation 28161



 

Threaded Pin Special Feature Assembly Part No
3-1/2" API Regular Bored for Circulation & Center Flat 28290
NW 18-inches Long
Shoulder-to-Shoulder (Solid)		 28297
NWJ Turned OD Tool Joint 28306
Bored for Circulation
BWJ Bored for Circulation 28331
NW   28361
2-3/8" API IF 3-1/2"OD Mid-Body 28378
PWT (RH) Casing   28379
AWJ 2-1/2"OD Material & 6-inches long Shoulder-to-Shoulder 28393
AWJ 3-1/2"OD x Solid Mid-Body & 4 inches long Shoulder-to-Shoulder 28410
HW (RH) Casing Made from Tubing 28411
HRQHP Wireline 4-inches long Shoulder-to-Shoulder 28462


 

Threaded Box Special Feature Assembly Part No
AW   28080
AWJ   28081
EW   28177
NWJ 6-1/2-inch (165mm) 28181
Shoulder-to-Shoulder
Bored for Circulation
GP-63 Sonic   28194
GP-100 Sonic   28195
2-3/8” API IF   28196
AWJ 4-1/4-inch (108mm) 28201
2-3/8” API Regular 9-inch (228.6mm) 28221
Shoulder-to-Shoulder
Bored for Circulation

 


 

Threaded Box Special Feature Assembly Part No
NWJ Turned OD Tool Joint 28307
Bored for Circulation
NWJ Bored for Circulation 28316
NW   28322
SW (LH) Casing   28339
NWJ 4"OD x 8-inches Long 28362
Shoulder-to-Shoulder
Bored for Circulation
2-3/8" Mayhew Junior 7-inches Long 28368
Shoulder-to-Shoulder
Bored for Circulation
2-3/8" API Regular Bored for Circulation 28369
3-1/2" API Regular 6-inches Long 28453
Shoulder-to-Shoulder
with Center Flats
4-1/2" API Regular 6-inches Long 28456
Shoulder-to-Shoulder
with Center Flats

 

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    1921

  • Total Annual:

    5000-2000000

  • Employee Number:

    100~500

  • Ecer Certification：

    Verified Supplier

 ROSCHEN GROUP     ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...  ROSCHEN GROUP     ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...

+ Read More

Get in touch with us

  • Reach Us
  • ROSCHEN GROUP
  • 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
  • https://www.explorationcoredrilling.com/

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