Drill Pipes
We offer a wide variety of drill pipes according to API standards directly from China.
Drill Pipes Overview
- Drill Pipes Specifications
- Heavy Weight Drill Pipe Specifications
- Tool Joint and Drill Pipe Combinations
- Drill Pipes - Mechanical Properties
- Tool Joint - Mechanical Properties
- Tool Joint / Drill Pipe Welding Zone - Mechanical Properties
Drill Pipes Specifications
| Drill Pipe Size (in) |
Drill Pipe Weight (lb/ft) |
Flat-end Weight |
External Diameter D |
Wall Thickness t |
Grade |
Upset Type |
| lb/ft |
Kg/m |
inch |
mm |
inch |
mm |
| 2-3/8″ |
6.65 |
6.27 |
9.33 |
2.375 |
60.3 |
0.280 |
7.11 |
E, X, G, S |
Upset |
| 2-7/8″ |
10.4 |
9.72 |
14.47 |
2.875 |
73.0 |
0.362 |
9.19 |
E, X, G, S |
Upset |
| 3-1/2″ |
13.3 |
12.32 |
18.34 |
3.500 |
88.9 |
0.368 |
9.35 |
E, X, G, S |
Upset |
| 3-1/2″ |
15.5 |
14.64 |
21.79 |
3.500 |
88.9 |
0.449 |
11.4 |
E, X, G, S |
Upset |
| 4″ |
14.0 |
12.95 |
19.27 |
4.000 |
101.6 |
0.330 |
8.38 |
E, X, G, S |
Int Upset |
| 4-1/2″ |
16.6 |
15.00 |
22.32 |
4.500 |
114.3 |
0.337 |
8.56 |
E, X, G, S |
Int-Ext Upset |
| 4-1/2″ |
20.0 |
18.71 |
27.84 |
4.500 |
114.3 |
0.430 |
10.92 |
E, X, G, S |
Int-Ext Upset |
| 5″ |
19.5 |
17.95 |
26.70 |
5.000 |
127.0 |
0.362 |
9.19 |
E, X, G, S |
Int-Ext Upset |
| 5″ |
25.6 |
24.05 |
35.80 |
5.000 |
127.0 |
0.500 |
12.7 |
E, X, G, S |
Int-Ext Upset |
| 5-1/2″ |
21.9 |
19.83 |
29.52 |
5.500 |
139.7 |
0.361 |
9.17 |
E, X, G, S |
Int-Ext Upset |
| 5-1/2″ |
24.7 |
22.56 |
33.57 |
5.500 |
139.7 |
0.415 |
10.54 |
E, X, G, S |
Int-Ext Upset |
Heavy Weight Drill Pipe Specifications
| Drill Pipe Size （in） |
Drill Pipe |
Tool Joint |
Weight of Single Piece |
| OD （mm） |
ID （mm） |
Thickness |
Thread Type
|
OD （mm） |
ID （mm） |
Diameter of Bevel DF |
| Central |
End |
| 3-1/2 |
88.9 |
54.2 |
116.3 |
98.4 |
NC38 |
127 |
55.6 |
116.3 |
312 |
| 4 |
101.6 |
65.1 |
114.3 |
106.4 |
NC40 |
133.4 |
68.3 |
|
|
| 4-1/2 |
114.3 |
69.9 |
127 |
119.1 |
NC46 |
158.8 |
73 |
|
|
| 5 |
127 |
76.2 |
139.7 |
130.2 |
NC50 |
168.3 |
77.8 |
|
|
| 5-1/2 |
139.7 |
92.1 |
152.4 |
144.5 |
5-1/2 FH |
184.2 |
88.9 |
|
|
Tool Joint and Drill Pipe Combinations
| Drill Pipe Size |
Drill Pipe Nominal Weight |
Drill Pipe |
Tool Joint |
| Wall Thickness |
Inside Diameter |
Upset |
Grade |
Designation |
Pin & Box OD |
Inside Diameter of Pin |
| In (mm) |
lb/ft |
In (mm) |
In (mm) |
| 2 3/8 (60.3) |
6.65 |
0.280 (7.11) |
1.815 (46.1) |
EU |
E75 |
NC26 (2 3/8 IF)* |
3 3/8 (85.7) |
1 ¾ (44.5) |
| 2 3/8 (60.3) |
6.65 |
0.280 (7.11) |
1.815 (46.1) |
EU |
X95 |
NC26 (2 3/8 IF)* |
3 3/8 (85.7) |
1 ¾ (44.5) |
| 2 3/8 (60.3) |
6.65 |
0.280 (7.11) |
1.815 (46.1) |
EU |
G105 |
NC26 (2 3/8 IF)* |
3 3/8 (85.7) |
1 ¾ (44.5) |
| 2 7/8 (73.0) |
10.40 |
0.362 (9.19) |
2.151 (54.6) |
EU |
E75 |
NC31 (2 7/8 IF)* |
4 1/8 (104.8) |
2 1/8 (54.0) |
| 2 7/8 (73.0) |
10.40 |
0.362 (9.19) |
2.151 (54.6) |
EU |
X95 |
NC31 (2 7/8 IF)* |
4 1/8 (104.8) |
2 (50.8) |
| 2 7/8 (73.0) |
10.40 |
0.362 (9.19) |
2.151 (54.6) |
EU |
G105 |
NC31 (2 7/8 IF)* |
4 1/8 (104.8) |
2 (50.8) |
| 2 7/8 (73.0) |
10.40 |
0.362 (9.19) |
2.151 (54.6) |
EU |
S135 |
NC31 (2 7/8 IF)* |
4 3/8 (111.1) |
1 5/8 (41.3) |
| 3 ½ (88.9) |
9.50 |
0.254 (6.45) |
2.992 (76.0) |
EU |
E75 |
NC38 (3 ½ IF)* |
4 ¾ (120.7) |
2 11/16 (68.3) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
E75 |
NC38 (3 ½ IF)* |
4 ¾ (120.7) |
2 11/16 (68.3) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
E75 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
X95 |
NC38 (3 ½ IF)* |
5 (127.0) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
G105 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 11/16 (68.3) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
G105 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
G105 |
NC38 (3 ½ IF) |
5 (127.0) |
2 11/16 (68.3) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
G105 |
NC38 (3 ½ IF)* |
5 (127.0) |
2 7/16 (61.9) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
S135 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
S135 |
NC38 (3 ½ IF) |
5 (127.0) |
2 7/16 (61.9) |
| 3 ½ (88.9) |
13.30 |
0.368 (9.35) |
2.764 (70.2) |
EU |
S135 |
NC38 (3 ½ IF)* |
5 (127.0) |
2 1/8 (54.0) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
E75 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 11/16 (68.3) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
E75 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
E75 |
NC38 (3 ½ IF)* |
5 (127.0) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
X95 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 11/16 (68.3) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
X95 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
X95 |
NC38 (3 ½ IF) |
5 (127.0) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
X95 |
NC38 (3 ½ IF)* |
5 (127.0) |
2 7/16 (61.9) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
G105 |
NC38 (3 ½ IF) |
4 ¾ (120.7) |
2 11/16 (68.3) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
G105 |
NC38 (3 ½ IF) |
5 (127.0) |
2 9/16 (65.1) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
G105 |
NC38 (3 ½ IF) |
5 (127.0) |
2 7/16 (61.9) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
G105 |
NC38 (3 ½ IF)* |
5 (127.0) |
2 1/8 (54.0) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
G105 |
NC38 (3 ½ IF) |
5 (127.0) |
2 7/16 (61.9) |
| 3 ½ (88.9) |
15.50 |
0.449 (11.4) |
2.602 (66.1) |
EU |
S135 |
NC40 (4 FH)* |
5 ½ (139.7) |
2 ¼ (57.2) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
IU |
E75 |
NC40 (4 FH)* |
5 ¼ (133.4) |
2 13/16 (71.4) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
IU |
X95 |
NC40 (4 FH)* |
5 ¼ (133.4) |
2 11/16 (68.3) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
IU |
G105 |
NC40 (4 FH) |
5 ¼ (133.4) |
2 7/16 (61.9) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
IU |
G105 |
NC40 (4 FH)* |
5 ½ (139.7) |
2 7/16 (61.9) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
IU |
S135 |
NC40 (4 FH)* |
5 ½ (139.7) |
2 (50.8) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
EU |
E75 |
NC46 (4 IF)* |
6 (152.4) |
3 ¼ (82.6) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
EU |
X95 |
NC46 (4 IF)* |
6 (152.4) |
3 ¼ (82.6) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
EU |
G105 |
NC46 (4 IF)* |
6 (152.4) |
3 ¼ (82.6) |
| 4 (101.6) |
14.00 |
0.330 (8.38) |
3.340 (84.8) |
EU |
S135 |
NC46 (4 IF)* |
6 (152.4) |
3 (76.2) |
| 4 ½ (114.3) |
13.75 |
0.271 (6.88) |
3.958 (100.5 |
IU |
E75 |
NC46 (4 IF)* |
6 (152.4) |
3 3/8 (85.7) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
E75 |
NC46 (4 IF)* |
6 ¼ (158.8) |
3 ¼ (82.6) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
E75 |
NC46 (4 IF) |
6 ¼ (158.8) |
3 (76.2) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
X95 |
NC46 (4 IF) |
6 ¼ (158.8) |
3 ¼ (82.6) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
X95 |
NC46 (4 IF)* |
6 ¼ (158.8) |
3 (76.2) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
G105 |
NC46 (4 IF) |
6 ¼ (158.8) |
3 ¼ (82.6) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
G105 |
NC46 (4 IF)* |
6 ¼ (158.8) |
3 (76.2) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
S135 |
NC46 (4 IF) |
6 ¼ (158.8) |
3 (76.2) |
| 4 ½ (114.3) |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
IEU |
S135 |
NC46 (4 IF)* |
6 ¼ (158.8) |
2 ¾ (69.9) |
| Drill Pipe Size |
Drill Pipe Nominal Weight |
Drill Pipe |
Tool Joint |
| Wall Thickness |
Inside Diameter |
Upset |
Grade |
Designation |
Pin & Box OD |
Inside Diameter of Pin |
| In (mm) |
lb/ft |
In (mm) |
In (mm) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
IEU |
E75 |
NC46 (4IF)* |
6 ¼ |
3 (76.2) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
IEU |
X95 |
NC46 (4IF) |
6 ¼ |
3 (76.2) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
IEU |
X95 |
NC46 (4IF)* |
6 ¼ |
2 ¾ (69.9) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
IEU |
G105 |
NC46 (4IF) |
6 ¼ |
3 (76.2) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
IEU |
G105 |
NC46 (4IF)* |
6 ¼ |
2 ½ (63.5) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
|
S135 |
NC46 (4IF)* |
6 ¼ |
2 ¼ (57.2) |
| 4 ½ 114.3 |
13.75 |
0.271 (6.88) |
3.958 (100.5) |
EU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 7/8 (98.4) |
| 4 ½ 114.3 |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
EU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ¾ (95.3) |
| 4 ½ 114.3 |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
EU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ¾ (95.3) |
| 4 ½ 114.3 |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
EU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ¾ (95.3) |
| 4 ½ 114.3 |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
EU |
E75 |
NC50 (4½ IF) |
6 5/8 (168.3) |
3 ¼ (82.6) |
| 4 ½ 114.3 |
16.60 |
0.337 (8.56) |
3.826 (97.2) |
EU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ½ (88.9) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
EU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 5/8 (92.1) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
EU |
X95 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ½ (88.9) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
EU |
G105 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ½ (88.9) |
| 4 ½ (114.3) |
20.00 |
0.430 (10.92) |
3.640 (92.5) |
EU |
S135 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 (76.2) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ¾ (95.3) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
E75 |
NC50 (4½ IF) |
6 3/8 (161.9) |
3 ½ (88.9) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
X95 |
NC50 (4½ IF) |
6 3/8 (161.9) |
3 ¾ (95.3) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
X95 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ½ (88.9) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
X95 |
NC50 (4½ IF) |
6 ½ (165.1) |
3 ½ (88.9) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
G105 |
NC50 (4½ IF) |
6 3/8 (161.9) |
3 ¾ (95.3) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
G105 |
NC50 (4½ IF)* |
6 3/8 (161.9) |
3 ½ (88.9) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
G105 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ¼ (82.6) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
S135 |
NC50 (4½ IF) |
6 3/8 (161.9) |
3 ¼ (82.6) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
S135 |
NC50 (4½ IF) |
6 ½ (165.1) |
3 (76.2) |
| 5 (127.0) |
19.50 |
0.362 (9.19) |
4.276 (108.6) |
IEU |
S135 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
2 ¾ (69.9) |
| 5 (127.0) |
25.60 |
0.500 (12.70) |
4.000 (101.6) |
IEU |
E75 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 ½ (88.9) |
| 5 (127.0) |
25.60 |
0.500 (12.70) |
4.000 (101.6) |
IEU |
X95 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
3 (76.2) |
| 5 (127.0) |
25.60 |
0.500 (12.70) |
4.000 (101.6) |
IEU |
G105 |
NC50 (4½ IF)* |
6 5/8 (168.3) |
2 ¾ (69.9) |
| 5 (127.0) |
19.50 |
0.363 (9.19) |
4.276 (108.6) |
IEU |
E75 |
5 ½ FH* |
7 (177.8) |
3 ¾ (95.3) |
| 5 (127.0) |
19.50 |
0.363 (9.19) |
4.276 (108.6) |
IEU |
X95 |
5 ½ FH* |
7 (177.8) |
3 ¾ (95.3) |
| 5 (127.0) |
19.50 |
0.363 (9.19) |
4.276 (108.6) |
IEU |
G105 |
5 ½ FH* |
7 (177.8) |
3 ¾ (95.3) |
| 5 (127.0) |
19.50 |
0.363 (9.19) |
4.276 (108.6) |
IEU |
S135 |
5 ½ FH* |
7 ¼ (184.2) |
3 ½ (88.9) |
| 5 (127.0) |
25.60 |
0.500 (12.70) |
4.000 (101.6) |
IEU |
E75 |
5 ½ FH* |
7 (177.8) |
3 ½ (88.9) |
| 5 (127.0) |
25.60 |
0.500 (12.70) |
4.000 (101.6) |
IEU |
X95 |
5 ½ FH* |
7 (177.8) |
3 ½ (88.9) |
| 5 (127.0) |
25.60 |
0.500 (12.70) |
4.000 (101.6) |
IEU |
G105 |
5 ½ FH* |
7 ¼ (184.2) |
3 ½ (88.9) |
| 5 (127.0) |
25.60 |
0.500 (12.70) |
4.000 (101.6) |
IEU |
S135 |
5 ½ FH* |
7 ¼ (184.2) |
3 ¼ (82.6) |
| 5 ½ (139.7) |
21.90 |
0.361 (9.17) |
4.778 (121.4) |
IEU |
E75 |
5 ½ FH* |
7 (177.8) |
4 (101.6) |
| 5 ½ (139.7) |
21.90 |
0.361 (9.17) |
4.778 (121.4) |
IEU |
X95 |
5 ½ FH* |
7 (177.8) |
3 ¾ (95.3) |
| 5 ½ (139.7) |
21.90 |
0.361 (9.17) |
4.778 (121.4) |
IEU |
G105 |
5 ½ FH* |
7 ¼ (184.2) |
3 ½ (88.9) |
| 5 ½ (139.7) |
21.90 |
0.361 (9.17) |
4.778 (121.4) |
IEU |
S135 |
5 ½ FH* |
7 ½ (190.5) |
3 (76.2) |
| 5 ½ (139.7) |
24.70 |
0.415 (10.54) |
4.670 (118.6) |
IEU |
E75 |
5 ½ FH* |
7 (177.8) |
4 (101.6) |
| 5 ½ (139.7) |
24.70 |
0.415 (10.54) |
4.670 (118.6) |
IEU |
X95 |
5 ½ FH* |
7 ¼ (184.2) |
3 ½ (88.9) |
| 5 ½ (139.7) |
24.70 |
0.415 (10.54) |
4.670 (118.6) |
IEU |
G105 |
5 ½ FH* |
7 ¼ (184.2) |
3 ½ (88.9) |
| 5 ½ (139.7) |
24.70 |
0.415 (10.54) |
4.670 (118.6) |
IEU |
S135 |
5 ½ FH* |
7 ½ (190.5) |
3 (76.2) |
* Size according to API Spec 7 Remark: Other Specifications
possible. Please inquire.
Drill Pipes - Mechanical Properties
| Grade |
Yield Strength |
Tensile Strength |
Elongation |
Impact Power J |
| Min |
Max |
Min |
Min |
10×10 |
| psi |
MPa |
psi |
MPa |
psi |
MPa |
% |
(-20°C) |
| E75 |
75,000 |
517 |
105,000 |
724 |
100,000 |
689 |
API 5D |
≥95 |
| X97 |
95,000 |
655 |
125,000 |
862 |
105,000 |
724 |
API 5D |
≥81 |
| G105 |
105,000 |
724 |
135,000 |
931 |
115,000 |
793 |
API 5D |
≥68 |
| S135 |
135,000 |
931 |
165,000 |
1138 |
145,000 |
1000 |
API 5D |
≥54 |
Tool Joint - Mechanical Properties
| Min Yield Strength |
Min Tensile Strength |
Min Elongation |
Impact Power J |
| psi |
MPa |
psi |
MPa |
% |
10×10 (-20°C) |
| 120,000 |
827 |
140,000 |
965 |
13 |
≥54 |
Tool Joint / Drill Pipe Welding Zone - Mechanical Properties
| Grade |
Min Yield Strength MPa |
Strength σb MPa |
Elongation （50.8mm） % |
Impact J |
| E75 |
517 |
689 |
13 |
≥30 10×10 (20°C) |
| X97 |
609 |
712 |
13 |
≥30 10×10 (20°C) |
| G105 |
655 |
724 |
13 |
≥30 10×10 (20°C) |
| S135 |
724 |
793 |
13 |
≥30 10×10 (20°C) |