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Customized: | Customized |
Standard: | DIN, JIS |
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Hangzhou Fanxi Tools Co., Ltd. offers customized Mining Tool Subs for Drill Pipes. These high-quality subs are the perfect connecting part for your drilling machine or rig. Available in DIN and JIS standards, with jobber-length options.
The Drill Pipe Joint by Hangzhou Fanxi Tools Co., Ltd. is designed for conversion and connection of drill stem components in petroleum, natural gas, and geology drilling work. It plays a crucial role in connecting upper and lower drill tools during drilling operations.
Our range of Drill Pipe Joints includes Kelly cross-over sub, Drill pipe cross-over sub, Interim cross-over sub, Drill collar cross-over sub, Drill bit cross-over sub, Swivel cross-over sub, Fishing cross-over sub, and more. These joints are inspected at full length using fluorescence magnetic particle and ultrasonic methods to ensure their quality.
The Tool Joints are suitable for pipes ranging from 2 3/8" to 6 5/8" and are available in grades E 75, G 105, and S 135. The upset style options include EU, IEU, or IU.
Tool Joints are short sections of pipe that are attached to the tubing portion of drill pipe using a flash welding process. The internally threaded tool joint is known as a "box," while the externally threaded tool joint is called the "pin."
API specifications for the Drill Pipe Joint include a minimum yield strength of 120,000 psi and a minimum tensile strength of 140,000 psi.
Outside diameter |
Minimum Length |
||||||||||
Size |
Round thread |
Buttress |
Round Thread |
Buttress |
|||||||
Short |
Long |
||||||||||
W |
W |
NL |
NL |
NL |
|||||||
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
in |
mm |
4 1/2 |
114.3 |
5.000 |
127.0 |
5.000 |
127.0 |
6¼ |
158.8 |
7 |
177.8 |
87/8 |
225.4 |
5 |
127.0 |
5.563 |
141.3 |
5.563 |
141.3 |
6½ |
165.1 |
7 ¾ |
196.9 |
91/8 |
231.8 |
5 1/2 |
129.7 |
6.050 |
153.7 |
6.050 |
153.7 |
6¾ |
171.5 |
8 |
293.2 |
91/4 |
235.0 |
6 5/8 |
468.3 |
7.390 |
187.7 |
7.390 |
187.7 |
7¼ |
184.2 |
8 ¾ |
222.3 |
95/8 |
244.5 |
7 |
177.8 |
7.656 |
194.5 |
7.656 |
194.5 |
7½ |
184.2 |
9 |
228.6 |
10 |
254.0 |
7 5/8 |
193.7 |
8.500 |
215.9 |
8.500 |
215.9 |
7¾ |
184.2 |
9 ¼ |
235.0 |
103/8 |
263.5 |
8 5/8 |
219.1 |
9.625 |
244.5 |
9.625 |
244.5 |
7¾ |
196.9 |
10 |
254.0 |
105/8 |
269.9 |
9 5/8 |
244.5 |
10.625 |
269.9 |
10.625 |
269.9 |
7¾ |
196.9 |
10½ |
260.4 |
105/8 |
269.9 |
10 3/4 |
273.1 |
11.750 |
298.5 |
11.750 |
298.5 |
8 |
203.2 |
- |
- |
105/8 |
269.9 |
11 3/4 |
298.5 |
12.750 |
323.9 |
12.750 |
323.9 |
8 |
203.2 |
- |
- |
105/8 |
269.9 |
13 3/8 |
339.7 |
14.375 |
365.1 |
14.375 |
365.1 |
8 |
203.2 |
- |
- |
105/8 |
269.9 |
16 |
406.4 |
17.000 |
431.8 |
17.000 |
431.8 |
9 |
228.6 |
- |
- |
105/8 |
269.9 |
18 5/8 |
473.0 |
20.000 |
508.0 |
20.000 |
508.0 |
9 |
228.6 |
- |
- |
105/8 |
269.9 |
20 |
508.0 |
21.000 |
533.4 |
21.000 |
533.4 |
9 |
228.6 |
11½ |
292.1 |
105/8 |
269.9 |
Specification:
Material: Premium alloy steel (AISI 4145H)
Upset style: EU, IEU, or IU
Application: 2 3/8" ~ 6 5/8" drill pipes
Product Description:
Hangzhou Fanxi Tools Co., Ltd. offers customized mining tool subs for drill pipes. These high-quality subs are made of premium alloy steel (AISI 4145H) and are available in EU, IEU, or IU upset styles. They are designed for use with 2 3/8" to 6 5/8" drill pipes. Perfect for drilling machines and rigs, these subs are essential connecting parts for joint tools. Choose from standard lengths according to DIN and JIS specifications.