Classification
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Sales Hotline: 0311-69117258
Fax: 0311-83619965
Manager Cui: 13722783453
Manager Yang: 13582175373
Email: shitanchang@sohu.com
Oil drill pipe
Friction welded drill rods and joints implement API SPEC 5DP and SY/T5561-2008 standards. The drill rods are available in DZ50, R780, G105, and S135 grades, all of which have undergone local or overall heat treatment. The mechanical properties fully meet the standard requirements; the joints are made of high-quality alloys The steel 35CrMo, 4137H and other quenching and tempering treatment, the thread is processed by CNC lathe, forming tool, the surface is copper plated or phosphated, and the anti-sticking performance is good. It can also be customized according to customer requirements.
Friction welding drill pipe：
|
Drill pipe diameter |
Thicken the way
|
RSC type |
Steel grade |
Wall thickness |
Thick end diameter |
Inner diameter of thickened end |
|
|
mm |
in |
||||||
|
60 |
23/8 |
EU |
NC26 |
DZ50、R780 |
6/7.11 |
65.1 |
44.50 |
|
EU |
NC26 |
G105、S135 |
7.11 |
65.1 |
44.50 |
||
|
73 |
27/8 |
EU |
NC31 |
DZ50、R780 |
9 |
81.0 |
50.80 |
|
EU |
NC31 |
G105、S135 |
9.19 |
81.0 |
50.80 |
||
|
89 |
31/2 |
EU |
NC38 |
DZ50、R780 |
10 |
98.4 |
66.09 |
|
EU |
NC38 |
G105、S135 |
9.35 |
98.4 |
63.50 |
||
|
114 |
41/2 |
IEU |
NC46 |
DZ50、R780 |
8 |
127.0 |
82.55 |
|
IEU |
NC46 |
G105、S135 |
8.56 |
119.1 |
82.55 |
||
|
EU |
NC50 |
G105、S135 |
8.56 |
127.0 |
82.55 |
||
|
127 |
5 |
IEU |
NC50 |
DZ50、R780 |
10 |
130.2 |
90.47 |
|
IEU |
NC50 |
G105、S135 |
9.19 |
130.2 |
90.47 |
||
|
139.7 |
51/2 |
IEU |
51/2FH |
G105、S135 |
9.17 |
144.5 |
96.82 |
|
168 |
65/8 |
IEU |
65/8FH |
G105、S135 |
9.19 |
176.2 |
135.00 |
Friction welding drill pipe and joint：
|
Drill pipe joint code |
Drill pipe |
Drill pipe joint (can be extended 1in or 2in) |
||||
|
specification |
Steel grade |
Outer diameter mm |
Inner diameter of male connector mm |
Male connector pliers space mm |
Female connector large clamp space Mm |
|
|
NC26 |
φ60 EU |
DZ50、R780 |
85.7 |
44.5 |
177.8 |
203.2 |
|
G105 |
85.7 |
44.5 |
177.8 |
203.2 |
||
|
NC31 |
φ73 EU |
DZ50、R780 |
104.8 |
50.8 |
177.8 |
228.6 |
|
G105 |
104.8 |
50.8 |
177.8 |
228.6 |
||
|
S135 |
111.1 |
41.3 |
177.8 |
228.6 |
||
|
NC38 |
φ89 EU |
DZ50、R780 |
127.0 |
65.09 |
203.2 |
266.7 |
|
G105 |
127.0 |
61.9 |
203.2 |
266.7 |
||
|
S135 |
127.0 |
54.0 |
203.2 |
266.7 |
||
|
NC46 |
φ114IEU |
DZ50、R780 |
158.8 |
82.6 |
177.8 |
254.0 |
|
G105 |
158.8 |
76.2 |
177.8 |
254.0 |
||
|
S135 |
158.8 |
69.9 |
177.8 |
254.0 |
||
|
NC50 |
φ114 EU |
G105 |
168.3 |
95.3 |
177.8 |
254.0 |
|
S135 |
168.3 |
88.9 |
177.8 |
254.0 |
||
|
NC50 |
φ127 IEU |
DZ50、R780 |
168.3 |
89/82.6 |
177.8 |
254.0 |
|
G105 |
168.3 |
82.6 |
177.8 |
254.0 |
||
|
S135 |
168.3 |
69.9 |
177.8 |
254.0 |
||
|
51/2FH |
φ139.7 IEU |
G105 |
184.2 |
88.9 |
203.2 |
254.0 |
|
S135 |
190.5 |
76.2 |
203.2 |
254.0 |
||
|
65/8FH |
φ168 IEU |
G105 |
209.6 |
120.7 |
203.2 |
279.4 |
|
S135 |
215.9 |
108.0 |
203.2 |
279.4 |
||
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2020-09-23
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