Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe
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Seamless Oil Casing Pipe


API-5CT Casing, Tubing, Coupling. 

Our factory manufacture Casing, Tubing: 
According to API SPEC 5CT. 
Production Standard: API SPEC 5CT\API SPEC 5B |
Steel grade: J55, K55, L80, N80, C95, P110, L80,
O. D. Range Tubing: From 2-3/8"to 4-1/2"(EUE/NU) 

Casing: From 4-1/2" to 20", 

Threads: BTC, LTC, STC. 
Length range: R1, R2, R3 
If you interested in our products, feel free to contact with me.

Thread Type: LTC, STC, BC 

Seamless Oil Casing Pipe

Nominal Size OD(Outside Diameter) Weight (lb/ft) Wall Thickness Type Of End Finish
Grade
  In. mm T&C In. mm J55 K55 L80 C95 N80-1 N80-Q C95 T95 P110 Q125
 
4 1/2"		  
4.500		  
114.30		 11.60 0.250 6.35 SLB LB LB LB LB  
13.50 0.290 7.37   LB LB LB LB  
15.10 0.337 8.56         LB LB
 
5"		  
5.000		  
127.00		 15.00 0.296 7.52 SLB LB LB LB LB  
18.00 0.362 9.19   LB LB LB LB LB
21.40 0.437 11.10   LB LB LB LB LB
 
5 1/2"		  
5.500		  
139.70		 17.00 0.304 7.72 SLB LB LB LB LB  
20.00 0.361 9.17   LB LB LB LB  
23.00 0.415 10.54   LB LB LB LB LB
 
6 5/8"		  
6.625		  
168.28		 24.00 0.352 8.94 SLB LB LB LB LB  
28.00 0.417 10.59   LB LB LB LB  
32.00 0.475 12.06   LB LB LB LB LB
 
7"		  
7.000		  
177.80		 23.00 0.317 8.05 SLB LB LB LB    
26.00 0.362 9.19 SLB LB LB LB LB  
29.00 0.408 10.36   LB LB LB LB  
32.00 0.453 11.51   LB LB LB LB  
 
 
7 5/8"		  
 
7.625		  
 
193.68		 26.40 0.328 8.33 SLB LB LB LB LB  
29.70 0.375 9.53   LB LB LB LB  
33.70 0.430 10.92   LB LB LB LB  
39.00 0.500 12.70   LB LB LB LB LB
8 5/8" 8.625 219.08 36.00 0.400 10.16 SLB LB LB LB SLB  
40.00 0.450 11.43   LB LB LB LB  
44.00 0.500 12.70   LB LB LB LB  
9 5/8" 9.625 244.48 40.00 0.395 10.03 SLB LB LB LB    
43.50 0.435 11.05   LB LB LB LB  
47.00 0.472 11.99   LB LB LB LB LB
10 3/4" 10.75 273.05 51.00 0.450 11.43 SB SB SB SB SB  
55.50 0.495 12.57   SB SB SB SB  
11 3/4" 11.75 298.45 60.00 0.489 12.42 SB SB SB SB SB SB
13 3/8" 13.375 339.73 68.00 0.480 12.19 SB SB SB SB SB  
72.00 0.514 13.06   SB SB SB SB SB
16” 16 406.40 75.00 0.438 11.13 SB          
84.00 0.4958 12.57 SB          
18 5/8” 18.625 473.08 87.50 0.435 11.05 SB          
20” 20 508.00 94.00 0.438 11.13 SLB          
106.50 0.500 12.70 SLB          
133.00 0.635 16.13 SLB        

 

steel pipe description

Seamless Casing Pipe 1. Size: 4-1/2"~20" Steel grade: J55, K55, N80, L80, P110, Q125 Thread Type: LTC, STC, BC Production Standard: API SPEC 5CT\API SPEC 5B ..

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