Selongsong adalah paip bergaris pusat besar yang berfungsi sebagai struktur penahan untuk dinding telaga minyak dan gas, atau juga bore.It dimasukkan ke dalam lubang telaga dan tersusun untuk melindungi kedua-dua formasi bawah permukaan dan lubang telaga daripada runtuh dan membolehkan penggerudian cecair untuk mengedarkan dan pengekstrakan berlaku. Keluli sarung paip mempunyai dinding licin & kekuatan alah minimum 35,000 psi.
Well sarung berfungsi sebagai sisi juga. Piawaian dan Peraturan Teknikal untuk bekalan: API Spec 5 CT ISO13680 Gred: J55, K55, N80-1, N80-Q, L80-1, L80-9Cr, L80-13Cr, C95, P110. Tread types: NUE, EUE, VAM, STC, LTC, BTC, special clearance, XC,VAM TOP,NEW VAM.
Minyak sarung paip: Sarung digunakan untuk menetapkan dinding telaga atau lubang ke bawah, yang mempunyai diameter luas, boleh dibahagikan kepada sarung pengalir, sarung teknikal dan sarung minyak.
Menggunakan: Well sarung menyajikan serta sisi.
Piawaian dan Peraturan Teknikal untuk bekalan: API Spec 5 CT
Gred paip selongsong: J55, K55, N80-1, N80-Q, L80-1, L80-9Cr, L80-13Cr, C95, P110.
jenis bunga paip selongsong: STC, LTC, BTC, pelepasan khas, XC, VAM TOP, NEW VAM.
Dimensi: OD: WT 114.3-508mm: 5.21-16.13mm
panjang:
sarung minyak |
Range 1 |
Range 2 |
Range 3 |
4.88 ~ 7.62 |
7.62 ~ 10.36 |
10.36 ~ 14.63 |
dimensi:
label |
diameter luar D |
massa linear nominal T & C |
Dinding ketebalan t |
J55 |
N80 |
L80 |
C90 |
P110 |
Q125 |
|
mm |
kg / m |
mm |
K55 |
1 / Q? |
T95 |
|||||
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
4 1/2 |
9.5 |
114.3 |
14.14 |
5.21 |
PS |
- |
- |
- |
- |
- |
4 1/2 |
10.5 |
114.3 |
15.63 |
5.69 |
PSB |
- |
- |
- |
- |
- |
4 1/2 |
11.6 |
114.3 |
17.26 |
6.35 |
PSLB |
PLB |
PLB |
PLB |
PLB |
- |
4 1/2 |
13.5 |
114.3 |
20.09 |
7.37 |
- |
PLB |
PLB |
PLB |
PLB |
- |
4 1/2 |
15.1 |
114.3 |
22.47 |
8.56 |
- |
- |
- |
- |
PLB |
PLB |
5 |
11.5 |
127 |
17.11 |
5.59 |
PS |
- |
- |
- |
- |
- |
5 |
13 |
127 |
19.35 |
6.43 |
PSLB |
- |
- |
- |
- |
- |
5 |
15 |
127 |
22.32 |
7.52 |
PSLBE |
PLBE |
PLBE |
PLBE |
PLBE |
- |
5 |
18 |
127 |
26.79 |
9.19 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
5 |
21.4 |
127 |
31.85 |
11.1 |
- |
PLB |
PLB |
PLB |
PLB |
PLB |
5 |
23.2 |
127 |
34.53 |
12.14 |
- |
PLB |
PLB |
PLB |
PLB |
PLB |
5 |
24.1 |
127 |
35,86 |
12.7 |
- |
PLB |
PLB |
PLB |
PLB |
PLB |
5 1/2 |
14 |
139,7 |
20.83 |
6.2 |
PS |
- |
- |
- |
- |
- |
5 1/2 |
15.5 |
139,7 |
23.07 |
6.98 |
PSLBE |
- |
- |
- |
- |
- |
5 1/2 |
17 |
139,7 |
25.3 |
7.72 |
PSLBE |
PLBE |
PLBE |
PLBE |
PLBE |
- |
5 1/2 |
20 |
139,7 |
29.76 |
9.17 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
5 1/2 |
23 |
139,7 |
34.23 |
10.54 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
5 1/2 |
26.8 |
139,7 |
39.88 |
12.7 |
- |
- |
- |
P |
- |
- |
5 1/2 |
29.7 |
139,7 |
44.2 |
14.27 |
- |
- |
- |
P |
- |
- |
5 1/2 |
32.6 |
139,7 |
48.51 |
15.88 |
- |
- |
- |
P |
- |
- |
5 1/2 |
35.3 |
139,7 |
52,53 |
17.45 |
- |
- |
- |
P |
- |
- |
5 1/2 |
38 |
139,7 |
56,55 |
19.05 |
- |
- |
- |
P |
- |
- |
5 1/2 |
40.5 |
139,7 |
60.27 |
20.62 |
- |
- |
- |
P |
- |
- |
5 1/2 |
43.1 |
139,7 |
64,14 |
22.22 |
- |
- |
- |
P |
- |
- |
6 5/8 |
20 |
168,28 |
29.76 |
7.32 |
PSLB |
- |
- |
- |
- |
- |
6 5/8 |
24 |
168,28 |
35.72 |
8.94 |
PSLBE |
PLBE |
PLBE |
PLBE |
PLBE |
- |
6 5/8 |
28 |
168,28 |
41,67 |
10.59 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
6 5/8 |
32 |
168,28 |
47.62 |
12.06 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
7 |
17 |
177,8 |
25.3 |
5.87 |
- |
- |
- |
- |
- |
- |
7 |
20 |
177,8 |
29.76 |
6.91 |
PS |
- |
- |
- |
- |
- |
7 |
23 |
177,8 |
34.23 |
8.05 |
PSLBE |
PLBE |
PLBE |
PLBE |
- |
- |
7 |
26 |
177,8 |
38.69 |
9.19 |
PSLBE |
PLBE |
PLBE |
PLBE |
PLBE |
- |
7 |
29 |
177,8 |
43.16 |
10.36 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
7 |
32 |
177,8 |
47.62 |
11.51 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
7 |
35 |
177,8 |
52.09 |
12.65 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
7 |
38 |
177,8 |
56,55 |
13.72 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
7 |
42.7 |
177,8 |
63,54 |
15.88 |
- |
- |
- |
P |
- |
- |
7 |
46.4 |
177,8 |
69.05 |
17.45 |
- |
- |
- |
P |
- |
- |
7 |
50 |
177,8 |
74,56 |
19.05 |
- |
- |
- |
P |
- |
- |
7 |
53.6 |
177,8 |
79.77 |
20.62 |
- |
- |
- |
P |
- |
- |
7 |
57.1 |
177,8 |
84,97 |
22.22 |
- |
- |
- |
P |
- |
- |
7 5/8 |
24 |
193,68 |
35.72 |
7.62 |
- |
- |
- |
- |
- |
- |
7 5/8 |
26.4 |
193,68 |
39.29 |
8.33 |
PSLBE |
PLBE |
PLBE |
PLBE |
- |
- |
7 5/8 |
29.7 |
193,68 |
44.2 |
9.52 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
7 5/8 |
33.7 |
193,68 |
50.15 |
10.92 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
7 5/8 |
39 |
193,68 |
58,04 |
12.7 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
7 5/8 |
42.8 |
193,68 |
63,69 |
14.27 |
- |
PLB |
PLB |
PLB |
PLB |
PLB |
7 5/8 |
45.3 |
193,68 |
67,41 |
15.11 |
- |
PLB |
PLB |
PLB |
PLB |
PLB |
7 5/8 |
47.1 |
193,68 |
70.09 |
15.88 |
- |
PLB |
PLB |
PLB |
PLB |
PLB |
7 5/8 |
51 |
193,68 |
76,19 |
17.45 |
- |
- |
- |
P |
- |
- |
7 5/8 |
55.3 |
193,68 |
82.3 |
19.05 |
- |
- |
- |
P |
- |
- |
8 5/8 |
24 |
219,08 |
35.72 |
6.71 |
PS |
- |
- |
- |
- |
- |
8 5/8 |
28 |
219,08 |
41,67 |
7.72 |
- |
- |
- |
- |
- |
- |
8 5/8 |
32 |
219,08 |
47.62 |
8.94 |
PSLBE |
- |
- |
- |
- |
- |
8 5/8 |
36 |
219,08 |
53.57 |
10.16 |
PSLBE |
PLBE |
PLBE |
PLBE |
- |
- |
8 5/8 |
40 |
219,08 |
59.53 |
11.43 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
8 5/8 |
44 |
219,08 |
65.48 |
12.7 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
|
8 5/8 |
49 |
219,08 |
72.92 |
14.15 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
9 5/8 |
32 |
244,48 |
48,07 |
7.92 |
- |
- |
- |
- |
- |
- |
9 5/8 |
36 |
244,48 |
53.57 |
8.94 |
PSLB |
- |
- |
- |
- |
- |
9 5/8 |
40 |
244,48 |
59.53 |
10.03 |
PSLBE |
PLBE |
PLBE |
PLBE |
- |
- |
9 5/8 |
43.5 |
244,48 |
64,73 |
11.05 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
- |
9 5/8 |
47 |
244,48 |
69,94 |
11.99 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
9 5/8 |
53.5 |
244,48 |
79,62 |
13.84 |
- |
PLBE |
PLBE |
PLBE |
PLBE |
PLBE |
9 5/8 |
58.4 |
244,48 |
86,91 |
15.11 |
- |
PLB |
PLB |
PLB |
PLB |
PLB |
9 5/8 |
59 |
244,48 |
88.4 |
15.47 |
- |
- |
- |
P |
- |
- |
9 5/8 |
64.9 |
244,48 |
96.58 |
17.07 |
- |
- |
- |
P |
- |
- |
9 5/8 |
70.3 |
244,48 |
104,62 |
18.64 |
- |
- |
- |
P |
- |
- |
9 5/8 |
75.6 |
244,48 |
112.5 |
20.24 |
- |
- |
- |
P |
- |
- |
10 3/4 |
32.75 |
273,05 |
48.74 |
7.09 |
- |
- |
- |
- |
- |
- |
10 3/4 |
40.5 |
273,05 |
60.27 |
8.89 |
PSB |
- |
- |
- |
- |
- |
10 3/4 |
45.5 |
273,05 |
67,71 |
10.16 |
PSBE |
- |
- |
- |
- |
- |
10 3/4 |
51 |
273,05 |
75.9 |
11.43 |
PSBE |
PSBE |
PSBE |
PSBE |
PSBE |
- |
10 3/4 |
55 |
273,05 |
82,59 |
12.57 |
- |
PSBE |
PSBE |
PSBE |
PSBE |
- |
10 3/4 |
60.7 |
273,05 |
90,33 |
13.84 |
- |
- |
- |
PSBE |
PSBE |
PSBE |
10 3/4 |
65.7 |
273,05 |
97.77 |
15.11 |
- |
- |
- |
PSB |
PSB |
PSB |
10 3/4 |
73.2 |
273,05 |
108,93 |
17.07 |
- |
- |
- |
P |
- |
- |
10 3/4 |
79.2 |
273,05 |
117,86 |
18.64 |
- |
- |
- |
P |
- |
- |
10 3/4 |
85.3 |
273,05 |
126,94 |
20.24 |
P |
|||||
11 3/4 |
42 |
298,45 |
62.5 |
8.46 |
- |
- |
- |
- |
- |
- |
11 3/4 |
47 |
298,45 |
69,94 |
9.53 |
PSB |
- |
- |
- |
- |
- |
11 3/4 |
54 |
298,45 |
80.36 |
11.05 |
PSB |
- |
- |
- |
- |
- |
11 3/4 |
60 |
298,45 |
89,29 |
12.42 |
PSB |
PSB |
PSB |
PSB |
PSB |
PSB |
11 3/4 |
65 |
298,45 |
96.73 |
13.56 |
- |
P |
P |
P |
P |
P |
11 3/4 |
71 |
298,45 |
105,66 |
14.78 |
- |
P |
P |
P |
P |
P |
13 3/8 |
48 |
339,72 |
71.43 |
8.38 |
- |
- |
- |
- |
- |
- |
13 3/8 |
54.5 |
339,72 |
81.1 |
9.65 |
PSB |
- |
- |
- |
- |
- |
13 3/8 |
61 |
339,72 |
90.78 |
10.92 |
PSB |
- |
- |
- |
- |
- |
13 3/8 |
68 |
339,72 |
101,19 |
12.19 |
PSB |
PSB |
PSB |
PSB |
PSB |
- |
13 3/8 |
72 |
339,72 |
107,15 |
13.06 |
- |
PSB |
PSB |
PSB |
PSB |
PSB |
16 |
65 |
406.4 |
96.73 |
9.53 |
- |
- |
- |
- |
- |
- |
16 |
75 |
406.4 |
111,61 |
11.13 |
PSB |
- |
- |
- |
- |
- |
16 |
84 |
406.4 |
125,01 |
12.57 |
PSB |
- |
- |
- |
- |
- |
16 |
109 |
406.4 |
162,21 |
16.66 |
P |
P |
P |
- |
P |
P |
18 5/8 |
87.5 |
473,08 |
130,21 |
11.05 |
PSB |
- |
- |
- |
- |
- |
20 |
94 |
508 |
139,89 |
11.13 |
PSLB |
- |
- |
- |
- |
- |
20 |
106.5 |
508 |
158,49 |
12.7 |
PSLB |
- |
- |
- |
- |
- |
20 |
133 |
508 |
197,93 |
16.13 |
PSLB |
- |
- |
- |
- |
- |
P - akhir Plain; S - thread pusingan Pendek; L - thread pusingan Long; B - banir thread; E - line Extreme. |
Properties mekanikal:
Kumpulan |
gred |
Jenis |
Jumlah pemanjangan bawah beban% |
kekuatan alah Mpa |
Kekuatan tegangan MPa min |
kekerasan max |
||
min |
max |
HRC |
HBW |
|||||
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
1 |
J55 |
- |
0.5 |
379 |
552 |
517 |
- |
- |
K55 |
- |
0.5 |
379 |
552 |
655 |
- |
- |
|
N80 |
1 |
0.5 |
552 |
758 |
689 |
- |
- |
|
N80 |
Q |
0.5 |
552 |
758 |
689 |
- |
- |
|
2 |
L80 |
1 |
0.5 |
552 |
655 |
655 |
23 |
241 |
L80 |
9Cr |
0.5 |
552 |
655 |
655 |
23 |
241 |
|
L80 |
13Cr |
0.5 |
552 |
655 |
655 |
23 |
241 |
|
C90 |
1? 2 |
0.5 |
621 |
724 |
689 |
25.4 |
255 |
|
C95 |
- |
0.5 |
655 |
758 |
724 |
- |
- |
|
T95 |
1? 2 |
0.5 |
655 |
758 |
724 |
25.4 |
255 |
|
3 |
P110 |
- |
0.6 |
758 |
965 |
862 |
- |
- |
4 |
Q125 |
Semua |
0.65 |
862 |
1034 |
931 |
- |
- |
toleransi
Jenis tiub keluli |
Diameter luaran |
Ketebalan dinding |
|
tiub tergelek sejuk |
saiz tiub (mm) |
Had terima (mm) |
Had terima (mm) |
< 114.3 |
± 0.79 |
- 12.5% |
|
Komposisi kimia
standard | gred | Komposisi kimia (%) | |||||||||
API SPEC CT 5 | J55 | C | Si | Mn | P | S | Cr | Ni | Cu | Mo | V |
K55 | 0.34 ~ 0.39 | 0.20 ~ 0.35 | 1.25 ~ 1.50 | ≤0.020 | ≤0.015 | ≤0.15 | ≤0.20 | ≤0.20 | / | / | |
N80 | 0.34 ~ 0.38 | 0.20 ~ 0.35 | 1.45 ~ 1.70 | ≤0.020 | ≤0.015 | ≤0.15 | / | / | / | 0.11 ~ 0.16 | |
L80 | 0.15 ~ 0.22 | ≤1.00 | 0.25 ~ 1.00 | ≤0.020 | ≤0.010 | 12.0 ~ 14.0 | ≤0.20 | ≤0.20 | / | / | |
P110 | 0.26 ~ 0,395 | 0.17 ~ 0.37 | 0.40 ~ 0.70 | ≤0.020 | ≤0.010 | 0.80 ~ 1.10 | ≤0.20 | ≤0.20 | 0.15 ~ 0.25 | ≤0.08 |
Properties mekanikal
gred | Jenis | Jumlah pemanjangan bawah beban (%) | kekuatan alah (min) | kekuatan alah (max) | kekuatan tegangan min Mpa | Kekerasan Max (HRC) | Kekerasan Max (HBW) |
J55 | - | 0.5 | 379 | 552 | 517 | - | - |
K55 | - | 0.5 | 379 | 552 | 655 | - | - |
N80 | 1 | 0.5 | 552 | 758 | 689 | - | - |
N80 | Q | 0.5 | 552 | 758 | 689 | - | - |
L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 |
L80 | 9Cr | 0.5 | 552 | 655 | 655 | 23 | 241 |
L80 | 13Cr | 0.5 | 552 | 655 | 655 | 23 | 241 |
C90 | - | 0.5 | 621 | 724 | 689 | 25.4 | 255 |
C95 | - | 0.5 | 655 | 758 | 724 | - | - |
T95 | - | 0.5 | 655 | 758 | 724 | 25.4 | 255 |
P110 | - | 0.6 | 758 | 965 | 862 | - | - |
Q125 | Semua | 0.65 | 862 | 1034 | 931 | - | - |
Paint anti-karat Air Berdasarkan