- Product Details
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Quick Details
-
bit size:
-
9 7/8"(250.8mm)
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connected thread:
-
6 5/8''reg
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bearing type:
-
journal bearing
-
sealed material:
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rubber sealed& metal sealed
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for formation:
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medium to hard rock formation
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work time:
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about 100 hours
-
Advantage:
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High Performance
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certification:
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API, ISO9001
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color:
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golden
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Market:
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Europe,America,Africa,Middle East
Quick Details
-
Weight (KG):
-
110
-
Place of Origin:
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Hebei, China
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Brand Name:
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JW
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bit size:
-
9 7/8"(250.8mm)
-
connected thread:
-
6 5/8''reg
-
bearing type:
-
journal bearing
-
sealed material:
-
rubber sealed& metal sealed
-
for formation:
-
medium to hard rock formation
-
work time:
-
about 100 hours
-
Advantage:
-
High Performance
-
certification:
-
API, ISO9001
-
color:
-
golden
-
Market:
-
Europe,America,Africa,Middle East
API standard 9 7/8" iadc517 tricone rock bits/oil drill head for hard rock formation
Specification of tricone rock drill head
|
|
B asical Parameter |
|
|
Bit Size |
9 7/8"(250.8mm) |
|
|
IADC Code |
517 |
|
|
Connection |
6 5/8"API reg pin |
|
|
Nozzle Qty |
3NZ |
|
|
Make up Torque(KN.m) |
16.3~21.7 |
|
|
Operating Parameter |
||
|
Rotary Speed(rpm) |
70~40 |
|
|
Weight on Bit(KN/MM) |
0.7~1.2 |
|
|
Formation |
Hard with high abrasiveness such as hard limestone,dolomite,firm sands,etc |
|
|
60mm,65mm,76mm,93mm,95mm,98mm(3 7/8”),114mm,118mm(4 5/8”),120mm(4 3/4”) 133.3mm(5 1/4”),139.7mm(5 1/2”),142.8mm(5 5/8”),149.2mm(5 7/8”), 152.4mm(6”), 155.5mm(6 1/8”),158.7mm(6 1/4”), 165.1mm(6 1/2”), 190.5mm(7 1/2”),193.6mm(7 5/8”) 200.0mm(7 7/8”), 215.9mm(81/2”),222.2mm(8 3/4”), 241.3mm(9 1/2”),244.4mm(9 5/8”) 250.8mm(9 7/8”), 269.8mm(10 5/8”),295.3mm(11 5/8”), 311.1mm(12 1/4”),346.0mm (13 5/8”) 349.2mm(13 3/4”), 374.6mm(14 3/4”), 381mm(15”),393.7m(15 1/2”),406.4mm(16”) 444.5mm(17 1/2”),508mm(20”),558mm(22”),609.6mm(24”), 660.4mm(26”) |
|
Steel tooth (IADC) |
111, 121,131 117,124,126,127,136,137 216,217, 227 211,311 |
|
TCI (IADC) |
415,435, 417,437 515,525,535,545, 517,527,537,547 615,625,635,,617,627,637,737 512,522,532,612,622,632,732 |
Tricone rock bit/rock drill head
Packing:wooden case(standard export packing)
Transportation type:by sea,by air,by train ect as your requirement
tricone bit/rock drill head
Delivery Time : Based on order quantity, normally it takes 10-15 days for production.Only 2 or 3 days if we have stock on your request size.
Quality Control : We have our professional QC and all the products will be strict inspection and testing for every order before shipping out.
After Services : Technical Support will be available in any time. We could provide the professional suggestion for you.
EX : 1.Select the right most suitable products.
2. According to the rock types, choosing the face type, button tooth type.
3. According to the different purpose,. choosing the different body type
