Casing pipes

Submit

Casing with short (long) V-threads, OTTM, OTTG or Buttress threads

  • Standard API 5 СТ, GOST 632-80, GOST R 53366-2009
  • Protection: Plastic (combination) thread protectors provided on pin and box ends of each joint to protect threads. Storage or thread compound applied on tubing threads
  • Marking: Depending on requirements of standard or customer, tubulars are marked using stamp or paint

Casing sizes:

 OD

 Nominal

weight,

thread and

coupling 

Wall thickness  Finish type for various grades
 inch  mmkg/mmmH-40J-55K-55M-65L-80C-95N-80C-90T-95P-110Q-125
4  101.6018.507.80------PL----
4 1/2114.3014.145.21PSPSPSPS-------
4 1/2114.3015.635.69 PSBPSBPSB       
4 1/2114.3017.266.35PSLBPSLBPSLBPLBPLBPLBPLBPLBPLBPLB 
4 1/2114.3020.097.37   PLBPLBPLBPSLBPLBPLBPLB 
4 1/2114.3022.478.56         PLBPLB
5  127.0017.115.59 PSPSPS       
5  127.0019.356.43 PSLBPSLBPSLBPLBPLBPLBPLBPLB  
5  127.0022.327.52 PSLBPSLBPLBPLBPLBPLBPLBPLBPLB 
5  127.0026.799.19   PLBPLBPLBPLBPLBPLBPLBPLB
5  127.0031.8511.10    PLBPLBPLBPLBPLBPLBPLB
5  127.0034.5312.14    PLBPLBPLBPLBPLBPLBPLB
5  127.0035.8612.70    PLBPLBPLBPLBPLBPLBPLB
5 1/2139.7020.836.20PSPSPSPSPSPS     
5 1/2139.7023.076.99 PSLBPSLBPSLB       
5 1/2139.7025.307.72 PSLBPSLBPLBPLBPLBPSLBPLBPLBPSLBPLB
5 1/2139.7029.769.17 PSLBPSLBPLBPLBPLBPSLBPLBPLBPSLB 
5 1/2139.7034.2310.54   PLBPLBPLBPLBPLBPLBPLBPLB
5 1/2139.7039.8812.70       PP  
5 1/2139.7044.2014.27       PP  
5 1/2139.7048.5115.87       PP  
5 1/2139.7052.5317.45       PP  
5 1/2139.7056.5519.05       PP  
5 1/2139.7060.2720.62       PP  
5 1/2139.7064.1422.23       PP  
6 5/8168.2829.767.32PSPSLBPSLBPSLB       
6 5/8168.2835.758.94 PSLBPSLBPSLBPLBPLBPLBPLBPLBPLB 
6 5/8168.2841.6710.59   PLBPLBPLBPLBPLBPLBPLB 
6 5/8168.2847.6212.06    PLBPLBPLBPLBPLBPLBPLB
7  177.8025.305.87PS          
7  177.8029.766.91PSPSPSPS       
7  177.8034.238.05 PSLBPSLBPLBPLBPLBPLBPLBPLB  
7  177.8038.699.19 PSLBPSLBPLBPLBPLBPSLBPLBPLBPSLB 
7  177.8043.1610.36   PLBPLBPLBPLBPLBPLBPLB 
7  177.8047.6211.51   PLBPLBPLBPLBPLBPLBPLB 
7  177.8052.0912.65    PLBPLBPLBPLBPLBPLBPLB
7  177.8056.5513.72    PLBPLBPLBPLBPLBPLBPLB
7  177.8063.5415.87       PP  
7  177.8069.0517.45       PP  
7  177.8074.5619.05       PP  
7  177.8079.7720.62       PP  
7  177.8084.9722.23       PP  
7 5/8193.6835.727.62PS          
7 5/8193.6839.298.33 PSLBPSLBPSLBPLBPLBPLBPLBPLBPLB 
7 5/8193.6844.209.53   PSBPLBPLBPLBPLBPLBPLB 
7 5/8193.6850.1510.92   PLBPLBPLBPLBPLBPLBPLB 
7 5/8193.6858.0412.70    PLBPLBPLBPLBPLBPLBPLB
7 5/8193.6863.6914.27    PLBPLBPLBPLBPLBPLBPLB
7 5/8193.6867.4115.11    PLBPLBPLBPLBPLBPLBPLB
7 5/8193.6870.0915.88    PLBPLBPLBPLBPLBPLBPLB
7 5/8193.6876.1917.45       PP  
7 3/4193.6882.3019.05       PP  
7 3/4219.0868.6015.11    PPPPPPP
8 5/8219.0835.726.71 PSPSPS       
8 5/8219.0841.677.72PSPSPSPS       
8 5/8219.0847.628.94PSPSLBPSLBPSLB       
8 5/8219.0853.5710.16 PSLBPSLBPSLBPLBPLBPLBPLBPLBPSLB 
8 5/8219.0859.5311.43   PLBPLBPLBPLBPLBPLBPLB 
8 5/8219.0865.4812.70    PLBPLBPLBPLBPLBPLB 
8 5/8219.0872.9214.15    PLBPLBPLBPLBPLBPLBPLB
9 5/8244.4848.077.92PS          
9 5/8244.4853.578.94PSPSLBPSLBPSLB       
9 5/8244.4859.5310.03 PSLBPSLBPSLBPLBPLBPSLBPLBPLBPSLB 
9 5/8244.4864.7411.05   PLBPLBPLBPLBPLBPLBPLB 
9 5/8244.4869.9411.99   PLBPLBPLBPLBPLBPLBPLBPLB
9 5/8244.4879.6213.84    PLBPLBPLBPLBPLBPLBPLB
9 5/8244.4886.9115.11    PLBPLBPLBPLBPLBPLBPLB
9 5/8244.4888.4015.47       PP  
9 5/8244.4896.5817.07       PP  
9 5/8244.48104.6218.64       PP  
9 5/8244.48112.5120.24       PP  
10 3/4273.0548.747.09PS          
10 3/4273.0560.278.89PSPSLBPSLBPSB       
10 3/4273.0567.7110.16 PSBPSBPSBPSBPSB     
10 3/4273.0575.9011.43 PSBPSBPSBPSBPSBPSBPSBPSBPSBPSB
10 3/4273.0582.5912.57   PSBPSBPSBPSBPSBPSBPSBPSB
10 3/4273.0590.3313.84       PSBPSBPSBPSB
10 3/4273.0597.7715.11       PSBPSBPSBPSB
10 3/4273.05108.9317.07       PP  
10 3/4273.05117.8618.64       PP  
10 3/4273.05126.9420.24       PP  
11 3/4298.4562.508.46PS          
11 3/4298.4569.949.53 PSBPSBPSB       
11 3/4298.4580.3611.05 PSBPSBPSB       
11 3/4298.4589.2912.42 PSBPSBPSBPSBPSBPSBPSBPSBPSBPSB
11 3/4298.4596.7313.56    PPPPPPP
11 3/4298.45105.6614.78    PPPPPPP
13 3/8339.7371.438.38PS          
13 3/8339.7381.109.65 PSLBPSLBPSB       
13 3/8339.7390.7810.92 PSBPSBPSB       
13 3/8339.73101.1912.19 PSBPSBPSBPSBPSBPSBPSBPSBPSB 
13 3/8339.73107.1513.06    PSBPSBPSBPSBPSBPSBPSB
20  508.00139.8911.10 PSLB         

where
S = short V-thread;
L = long V-thread;
B = Buttress thread (OTTM, OTTG);
P = plain joint (plain-end, uncoupled)

Notes.
1. Tubulars per GOST 632-80 are supplied of the following strength grades:
D (Д), K (К), E (Е), L (Л), M (М), R (Р)
2. When tubulars are supplied per GOST R 53366-2009, К-72 grade is envisaged

Chemical composition of casing material:

GradeTypeСMnMoCrNiCuPSSi
мин.макс.мин.макс.мин.макс.мин.макс.макс.макс.   макс.  макс. макс.  
H-40----------0.0300.030-
J-55-----------0.0300.030-
K-55-----------0.0300.030-
N-801----------0.0300.030-
N-80Q----------0.0300.030-
M-65-----------0.0300.030-
L-801-0.43-1.90----0.250.350.0300.0300.45
C-901-0.35-1.000.250.75-1.200.99-0.0200.010-
C-902-0.50-1.90-Nl-Nl0.99-0.0300.010-
C-95--0.45-1.90------0.0300.0300.45
T-951-0.35-1.200.250.850.401.500.99-0.0200.010-
T-952-0.50-1.90----0.99-0.0300.010-
P-110 ----------0.0300.030-
Q-1251-0.35-1.00-0.75-1.200.99-0.0200.010-
Q-1252-0.35-1.00-NL-NL0.99-0.0200.020-
Q-1253-0.50-1.90-NL-NL0.99-0.0300.010-
Q-1254-0.50-1.90-NL-NL0.99-0.0300.020-

Mechanical properties of casing:

 Grade TypeTotal elongation under load, %Yield strength,  MPa  Tensile strength, MPa  Maximum hardness  Specified wall  thickness  (in.)  Allowable hardness variation HRC
 min. max.HRCHBW/HBS
H-40-0.5276552414----
J-55-0.5379552517----
K-55-0.5379552655----
N-8010.5552758689----
N-80Q0.5552758689----
M-65-0.544858658622235--
L-8010.555265565523241--
C-901.20.562172468925.4255≤ 0.5003.0
C-95-0.5655758724----
T-951.20.565575872425.4255≤ 0.5003.0
P-110-0.6758965862----
Q-125-0.658621034931 -≤ 0.5003.0

Length ranges:

Length ranges 1Length ranges 2Length ranges 3
метрметрметр
4,88 - 7,627,62 -10,3610,36 - 14,63

Options:

  • Internal protective coating
  • External protective coating
  • Premium (gas-tight) thread connections, other sizes or lengths
  • Tubulars per manufacturer's TU technical specifications, including corrosion-resistant or low-temperature finish
  • Thermodiffusion zinc coating on couplings
  • Additional sandblasting of tubular ID to remove cinder
  • Additional preservation coating of tubular ID using Over 19 type materials

Shipping:

  • Shipped in bundles up to 5,000 kg bound with steel strap or wire in 4 spots minimum
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