Oilfield Casing Pipe and Tubing Pipe

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 Our factory manufacture Casing Pipe&Tubing Pipe and Coupling. 

According to API SPEC 5CT. 

Steel grade: J55/K55/N80/L80/P110/C95 
O. D. Range Tubing: From 2-3/8"(60.3mm)to 4"(101.60mm) 
Pipe End: EUE/NU 
Casing: From 4-1/2"(114.3mm) to 20"(508mm), 
Threads: BTC, LTC, STC. 
Length range: R1, R2, R3 
 

OD mm Ib/ft Grade W. T   short   long buttress
114.30(4 1/2" ) 9.50 H, J, K 5.21 YES    
10.50 J, K 5.69 YES   YES
11.60 J, K, C, L, N, P 6.35 YES YES YES
13.50 C, L, N, P 7.37   YES YES
15.10 P, Q 8.56   YES YES
127.00(5" ) 11.50 J, K 5.59 YES    
13.00 J, K 6.43 YES YES YES
15.00 J, K, C, L, N, P 7.52 YES YES YES
18.00 C, L, N, P, Q 9.19   YES YES
21.40 C, L, N, P, Q 11.10   YES YES
23.20 C, L, N, P, Q 12.14   YES YES
24.10 C, L, N, P, Q 12.70   YES YES
139.70(5 1/2" ) 14.00 H, J, K 6.20 YES    
15.50 J, K 6.98 YES YES YES
17.00 J, K, C, L, N, P 7.72 YES YES YES
20.00 C, L, N, P 9.17   YES YES
23.00 C, L, N, P, Q 10.54   YES YES
168.28(6 5/8" ) 20.00 H, J, K 7.32 YES YES YES
24.00 J, K, C, L, N, P 8.94 YES YES YES
28.00 C, L, N, P 10.59   YES YES
32.00 C, L, N, P, Q 12.06   YES YES
177.80(7" ) 20.00 H, J, K 6.91 YES    
23.00 J, K, C, L, N 8.05 YES YES YES
26.00 J, K, C, L, N, P 9.19 YES YES YES
29.00 C, L, N, P 10.36   YES YES
32.00 C, L, N, P 11.51   YES YES
35.00 C, L, N, P, Q 12.65   YES YES
38.00 C, L, N, P, Q 13.72   YES YES
193.68(7 5/8" ) 24.00 H 7.62 YES    
26.40 J, K, C, L, N 8.33 YES YES YES
29.70 C, L, N, P 9.52   YES YES
33.70 C, L, N, P 10.92   YES YES
39.00 C, L, N, P, Q 12.70   YES YES
42.80 C, L, N, P, Q 14.27   YES YES
45.30 C, L, N, P, Q 15.11   YES YES
47.10 C, L, N, P, Q 15.88   YES YES
196.85(7 3/4" ) 46.10 C, L, N, P, Q 15.11      
219.08(8 5/8" ) 24.00 J, K 6.71 YES    
28.00 H 7.72 YES    
32.00 H, J, K 8.94 YES YES YES
36.00 J, K, C, L, N 10.16 YES YES YES
40.00 C, L, N, P 11.43   YES YES
44.00 C, L, N, P 12.70   YES YES
49.00 C, L, N, P, Q 14.15   YES YES
244.48(9 5/8" ) 32.30 H 7.92 YES    
36.00 H, J, K 8.94 YES YES YES
40.00 J, K, C, L, N 10.03   YES YES
43.50 C, L, N, P 11.05   YES YES
47.00 C, L, N, P, Q 11.99   YES YES
53.50 C, L, N, P, Q 13.84   YES YES
273.05(10 3/4" ) 32.75 H 7.09 YES    
40.50 H, J, K 8.89 YES   YES
45.50 J, K 10.16 YES   YES
51.00 J, K, C, L, N, P 11.43 YES   YES
55.50 C, L, N, P 12.57 YES   YES
60.70 P, Q 13.84 YES   YES
65.70 P, Q 15.11 YES   YES
298.45(11 3/4" ) 42.00 H 8.46 YES    
47.00 J, K, M 9.53 YES   YES
54.00 J, K, M 11.05 YES   YES
60.00 J, K, M, L, N, C, P, Q 12.42 YES   YES
339.7(13 3/8" ) 48.00 H 8.38 YES    
54.50 J, K 9.65 YES   YES
61.00 J, K 10.92 YES   YES
68.00 J, K, C, L, N, P 12.19 YES   YES
72.00 C, L, N, P, Q 13.06 YES   YES
406.40(16" ) 65.00 H 9.53 YES    
75.00 J, K, M 11.13 YES   YES
84.00 J, K, M 12.57 YES   YES
473.08(1.5/8" ) 87.50 H, J, K, M 11.05 YES YES YES
508.00(20" ) 94.00 H, J, K 11.13 YES YES YES
106.50 J, K 12.70 YES YES YES
133.00 J, K 16.13 YES YES YES
 

 

 

 

 

 

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We also establish an effective complete quality control system. In 2003, our company obtained the certificate of ISO9001 Quality System Authentification!