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Tubing And Casting |
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Tubing And Casing |
We can provide various steel grade quality tubing with size range from 2-3/8 to 4-1/2, casing with size range from 4-1/2 to 18-5/8 and wall thickness from 0.19in to 0.27in for tubing, from 0.205in to 0.595in for casing in compliance with API Spec 5CT & API Spec 5B. We Are positively importing and self developing Thread Seal Configuration with independent intellectual property rights and casing to meet demands of users from home and abroad.
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Technical specification for tubing and casing
Delivery status:
As hot rolled and heat treated,
Delivery standard:
API Spec 5CT, Specification for Casing and Tubing; Q/ML002-2007, Specification for High Collapse Grade Casing. Q/ML003-2007, Specification for Anti-corrosive Tubing and Casing.
Usage:
Tubing is used to pump oil or gas. Casing is used as wall of oil or gas well.
Features:
Purified steel; stable chemical composition; good quality surface; high accuracy dimension (Accu-Roll tube rolling mill is also called as accurate tube rolling mill, at present, it is the most accurate of all the tube rolling mills), perfect mechanical properties and workman-ship are products virtues. |
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Tubing list
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Nominal linear masses (T&C)
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Wall Thickness
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Type of end-finish
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NUE
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EUE
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In. |
mm |
lb./ft. |
kg/m |
lb./ft. |
kg/m |
In. |
mm |
J55 |
L80 |
N80 |
C90 |
P110 |
2-3/8 |
60.32 |
4.6 |
6.85 |
4.7 |
6.99 |
0.19 |
4.83 |
PNU |
PNU |
PNU |
PNU |
PNU |
2-3/8 |
60.32 |
5.8 |
8.63 |
5.95 |
8.85 |
0.254 |
6.45 |
-- |
PNU |
PNU |
PNU |
PNU |
2-3/8 |
60.32 |
7.35 |
10.94 |
7.45 |
11.09 |
0.336 |
8.53 |
-- |
PU |
-- |
PU |
-- |
2-7/8 |
73.02 |
6.4 |
9.52 |
6.5 |
9.67 |
0.217 |
5.51 |
PNU |
PNU |
PNU |
PNU |
PNU |
2-7/8 |
73.02 |
7.8 |
11.61 |
7.9 |
11.76 |
0.276 |
7.01 |
-- |
PNU |
PNU |
PNU |
PNU |
2-7/8 |
73.02 |
8.6 |
12.8 |
8.7 |
12.95 |
0.308 |
7.82 |
-- |
PNU |
PNU |
PNU |
PNU |
2-7/8 |
73.02 |
9.35 |
13.91 |
9.45 |
14.06 |
0.34 |
8.64 |
-- |
PU |
-- |
PU |
-- |
3-1/2 |
88.9 |
7.7 |
11.46 |
-- |
-- |
0.216 |
5.49 |
PN |
PN |
PN |
PN |
-- |
3-1/2 |
88.9 |
9.2 |
13.69 |
9.3 |
13.84 |
0.254 |
6.45 |
PNU |
PNU |
PNU |
PNU |
PNU |
3-1/2 |
88.9 |
10.2 |
15.18 |
-- |
-- |
0.289 |
7.34 |
PN |
PN |
PN |
PN |
-- |
3-1/2 |
88.9 |
12.7 |
18.9 |
12.95 |
19.27 |
0.375 |
9.52 |
-- |
PNU |
PNU |
PNU |
PNU |
4 |
101.6 |
9.5 |
14.14 |
-- |
-- |
0.226 |
5.74 |
PN |
PN |
PN |
PN |
-- |
4 |
101.6 |
10.7 |
-- |
11 |
16.37 |
0.262 |
6.65 |
PU |
PU |
PU |
PU |
-- |
4-1/2 |
101.6 |
12.6 |
18.75 |
12.75 |
18.97 |
0.271 |
6.88 |
PNU |
PNU |
PNU |
PNU |
-- |
Note: P=Plain End, N=Non-upset, U=External-upset, T&C=Threading & Coupling
Tubing length: There are three ranges for tubing length as per stipulation of API, we furnish as per Range 1or 2;
Range 1:6.10~7.32meters Range 2:8.53~9.75meters |
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Casing List
Outside diameter
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Nominal linear masses
(T&C)
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Wall Thickness
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Type of end-finish
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In. |
mm |
lb./ft. |
kg/m |
In. |
mm |
J55
K55
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L80 |
N80 |
C90
T95 |
P110 |
Q125 |
4-1/2 |
114.3 |
10.5 |
15.63 |
0.224 |
5.69 |
--PSB |
-- |
-- |
-- |
-- |
-- |
4-1/2 |
114.3 |
11.6 |
17.26 |
0.25 |
6.35 |
PSLB |
PLB |
PLB |
PLB |
PLB |
-- |
4-1/2 |
114.3 |
13.5 |
20.09 |
0.29 |
7.37 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
4-1/2 |
114.3 |
15.1 |
22.47 |
0.337 |
8.56 |
-- |
-- |
-- |
-- |
PLB |
PLB |
5 |
127 |
11.5 |
17.11 |
0.22 |
5.59 |
PS |
-- |
-- |
-- |
-- |
-- |
5 |
127 |
13 |
19.35 |
0.253 |
6.43 |
PSLB |
-- |
-- |
-- |
-- |
-- |
5 |
127 |
15 |
22.32 |
0.296 |
7.52 |
PSLB |
PLB |
PLB |
PLB |
PLB |
-- |
5 |
127 |
18 |
26.79 |
0.362 |
9.19 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
5-1/2 |
139.7 |
14 |
20.83 |
0.244 |
6.2 |
PS |
-- |
-- |
-- |
-- |
-*- |
5-1/2 |
139.7 |
15.5 |
23.07 |
0.275 |
6.98 |
PSLB |
-- |
-- |
-- |
-- |
-- |
5-1/2 |
139.7 |
17 |
25.03 |
0.304 |
7.72 |
PSLB |
PLB |
PLB |
PLB |
PLB |
-- |
5-1/2 |
139.7 |
20 |
29.76 |
0.361 |
9.17 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
5-1/2 |
139.7 |
23 |
34.23 |
0.415 |
10.54 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
6-5/8 |
168.28 |
20 |
29.76 |
0.288 |
7.32 |
PSLB |
-- |
-- |
-- |
-- |
-- |
6-5/8 |
168.28 |
24 |
35.72 |
0.352 |
8.94 |
PSLB |
PLB |
PLB |
PLB |
PLB |
-- |
6-5/8 |
168.28 |
28 |
41.67 |
0.417 |
10.59 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
6-5/8 |
168.28 |
32 |
47.62 |
0.475 |
12.06 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
7 |
177.8 |
20 |
29.76 |
0.272 |
6.91 |
PS |
-- |
-- |
-- |
-- |
-- |
7 |
177.8 |
23 |
34.23 |
0.317 |
8.05 |
PSLB |
PLB |
PLB |
PLB |
-- |
-- |
7 |
177.8 |
26 |
38.69 |
0.362 |
9.19 |
PSLB |
PLB |
PLB |
PLB |
PLB |
-- |
7 |
177.8 |
29 |
43.16 |
0.408 |
10.36 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
7 |
177.8 |
32 |
47.62 |
0.453 |
11.51 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
7 |
177.8 |
35 |
52.09 |
0.498 |
12.65 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
7 |
177.8 |
38 |
56.55 |
0.54 |
13.72 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
7-5/8 |
193.68 |
26.4 |
39.29 |
0.328 |
8.33 |
PSLB |
PLB |
PLB |
PLB |
-- |
-- |
7-5/8 |
193.68 |
29.7 |
44.2 |
0.375 |
9.52 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
7-5/8 |
193.68 |
33.7 |
50.15 |
0.43 |
10.92 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
7-5/8 |
193.68 |
39 |
58.04 |
0.5 |
12.7 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
8-5/8 |
219.08 |
36 |
53.57 |
0.4 |
10.16 |
PSLB |
PLB |
PLB |
PLB |
-- |
-- |
8-5/8 |
219.08 |
40 |
59.53 |
0.45 |
11.43 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
8-5/8 |
219.08 |
44 |
65.48 |
0.5 |
12.7 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
8-5/8 |
219.08 |
49 |
72.92 |
0.557 |
14.15 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
9-5/8 |
244.48 |
36 |
53.57 |
0.352 |
8.94 |
PSLB |
-- |
-- |
-- |
-- |
-- |
9-5/8 |
244.48 |
40 |
59.53 |
0.395 |
10.03 |
PSLB |
PLB |
PLB |
PLB |
-- |
-- |
9-5/8 |
244.48 |
43.5 |
64.73 |
0.435 |
11.05 |
-- |
PLB |
PLB |
PLB |
PLB |
-- |
9-5/8 |
244.48 |
47 |
69.94 |
0.472 |
11.99 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
9-5/8 |
244.48 |
53.5 |
79.62 |
0.545 |
13.84 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
9-5/8 |
244.48 |
58.4 |
86.91 |
0.595 |
15.11 |
-- |
PLB |
PLB |
PLB |
PLB |
PLB |
10-3/4 |
273.05 |
40.5 |
60.27 |
0.35 |
8.89* |
PSB |
-- |
-- |
-- |
-- |
-- |
10-3/4 |
273.05 |
45.5 |
67.71 |
0.4 |
10.16 |
PSB |
-- |
-- |
-- |
-- |
-- |
10-3/4 |
273.05 |
51 |
75.9 |
0.45 |
11.43 |
PSB |
PSB |
PSB |
PSB |
PLB |
-- |
10-3/4 |
273.05 |
55.5 |
82.59 |
0.495 |
12.57 |
-- |
PSB |
PSB |
PSB |
PSB |
-- |
10-3/4 |
273.05 |
60.7 |
90.33 |
0.545 |
13.84 |
-- |
-- |
--- |
PSB |
PSB |
PSB |
10-3/4 |
273.05 |
65.7 |
97.77 |
0.595 |
15.11 |
-- |
-- |
-- |
PSB |
PSB |
PSB |
11-3/4 |
298.45 |
47 |
69.94 |
0.375 |
9.53 |
PSB |
-- |
-- |
-- |
-- |
-- |
11-3/4 |
298.45 |
54 |
80.36 |
0.435 |
11.05 |
PSB |
-- |
-- |
-- |
-- |
-- |
11-3/4 |
298.45 |
60 |
89.29 |
0.489 |
12.42 |
PSB |
PSB |
PSB |
PSB |
PSB |
PSB |
13-3/8 |
339.72 |
54.5 |
81.1 |
0.38 |
9.65 |
PSB |
-- |
-- |
-- |
-- |
-- |
13-3/8 |
339.72 |
61 |
90.78 |
0.43 |
10.92 |
PSB |
-- |
-- |
-- |
-- |
-- |
13-3/8 |
339.72 |
68 |
101.79 |
0.48 |
12.19 |
PSB |
PSB |
PSB |
PSB |
PSB |
-- |
13-3/8 |
339.72 |
72 |
107.15 |
0.514 |
13.06 |
-- |
PSB |
PSB |
PSB |
PSB |
PSB |
Note: P=Plain End, S=Short Round Thread, L=Long Round Thread, T&C=Threading & Coupling
Tubing length: There are three ranges for tubing length as per stipulation of API, we furnish as per Range 2 or 3;
Range 2: 7.62~10.36meters Range 3: 10.36~14.63meters |
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Coupling Size for Tubing
Size |
Outside Diameter
(mm) |
Coupling OD (mm) |
Length for Coupling |
Non upset |
External Upset |
Non Upset |
External Upset |
Regular
&Special Bevel |
Special Clearance |
2-3/8 |
60.32 |
73.02 |
77.8 |
73.91 |
107.95 |
123.82 |
2-7/8 |
73.02 |
88.9 |
93.17 |
87.88 |
130.18 |
133.35 |
3-1/2 |
88.9 |
107.95 |
114.3 |
106.17 |
142.88 |
146.05 |
4 |
101.6 |
120.65 |
127 |
/ |
146.05 |
152.4 |
4-1/2 |
114.3 |
132.08 |
141.3 |
/ |
155.58 |
158.75 |
Notes: Wall thickness are standard ones specified by API .All coupling length are minimum length |
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Color Code for Tubing & Casing Goods
| Grade |
Number and colors of bands |
Colors for coupling and bands |
| Entire coupling |
Bands |
| J55 Tubing |
Green |
Green |
None |
| J55 Casing |
Green |
Green |
White |
| K55 |
Green/Green |
Green |
None |
| N80-1 |
Red |
Red |
None |
| N80Q |
Red/ Green |
Red |
Green |
| L80-1 |
Red/Brown |
Red |
Brown |
| C90-1 |
Purple |
Purple |
None |
| C90-2 |
Purple/Yellow |
Purple |
Yellow |
| T95-1 |
Sliver |
Sliver |
None |
| T95-2 |
Sliver/Yellow |
Sliver |
Yellow |
| C95 |
Brown |
Brown |
None |
| P110 |
White |
White |
None |
| Q125-1 |
Orange |
Orange |
None |
| Q125-2 |
Orange/Yellow |
Orange |
Yellow |
| Q125-3 |
Orange/Green |
Orange |
Green |
| Q125-4 |
Orange/Brown |
Orange |
Brown |
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Coupling Size for Casing
Size |
Outside
Diameter
(mm) |
Coupling OD (mm) |
Length for Coupling (mm) |
Round Thread. Buttress thread
STD |
Special
Clearance for Buttress Thread |
Short Round
Thread Coupling |
Long Round
Thread Coupling |
Buttress
Thread Coupling |
S |
L |
B |
4-1/2 |
114.3 |
127 |
123.82 |
158.75 |
177.8 |
225.42 |
5 |
127 |
141.3 |
136.52 |
165.1 |
196.85 |
231.78 |
5-1/2 |
139.7 |
153.67 |
149.22 |
171.45 |
203.2 |
234.95 |
6-5/8 |
168.28 |
187.71 |
177.8 |
184.15 |
222.25 |
244.48 |
7 |
177.8 |
194.46 |
187.32 |
184.15 |
228.6 |
254 |
7-5/8 |
193.8 |
215.9 |
206.38 |
190.5 |
234.95 |
263.52 |
8-5/8 |
219.08 |
244.48 |
231.78 |
196.85 |
254 |
269.88 |
9-5/8 |
244.48 |
269.88 |
257.18 |
196.85 |
266.7 |
269.88 |
10-3/4 |
273.05 |
298.45 |
285.75 |
203.2 |
/ |
269.88 |
11-3/4 |
298.45 |
323.85 |
/ |
203.2 |
/ |
269.88 |
13-3/8 |
339.72 |
365.12 |
/ |
203.2 |
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269.88 |
Notes: As follows are thread types corresponding to casing steel grades wall thickness、S-Short Round Thread、L-Long Round Thread ,B-Buttress Thread. Wall thickness are standard ones specified by API. All coupling length are minimum |
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Mechanical Prosperities for Tubing & Casing
Grade |
Yield Strength (MPa) |
Tensile strength (MPa) |
Hardness (max) |
Min |
Max |
Min |
Max |
HRC |
HBW/HBS |
J55 |
379 |
552 |
517 |
-- |
-- |
N80-1,N80Q |
552 |
758 |
689 |
-- |
-- |
L80-1, ML80TT,
ML80TS,
ML80S,ML80SS |
552 |
655 |
655 |
23 |
241 |
C90-1,C90-2,
ML90S,ML90SS |
621 |
724 |
689 |
25.4 |
255 |
C95,ML95TT,ML95TS,
ML95S,ML95SS |
655 |
758 |
724 |
-- |
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T95-1,T95-2 |
655 |
758 |
724 |
25.4 |
255 |
P110,ML
110TT,ML110S |
758 |
965 |
862 |
-- |
-- |
Q125 |
862 |
1034 |
931 |
-- |
-- |
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