Understanding the Price Sheet for China  API 5CT steel Grade J55, K55, N80: What You Need to Know

The price sheet for China API 5CT steel grade J55, K55, and N80 provides essential information for buyers and sellers of these grades of steel. It is important to understand the various components of the price sheet in order to make informed decisions when purchasing or selling these grades of steel.
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The price sheet for China API 5CT steel grade J55, K55, and N80 includes the following components: base price, delivery cost, and taxes. The base price is the cost of the steel itself, and it is determined by the quality of the steel and the quantity purchased. The delivery cost is the cost of transporting the steel from the manufacturer to the buyer. Finally, taxes are the taxes imposed by the government on the purchase of the steel.

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casing pipe China good factory, Oil tube Wholesale-Price High-Quality good Chinese,casing pipe Chinese high-quality factory,In addition to the components of the price sheet, buyers and sellers should also be aware of the various grades of steel available. J55, K55, and N80 are all grades of steel used in the oil and gas industry. J55 is a low-grade steel that is used for casing and Tubing. K55 is a medium-grade steel that is used for casing and tubing, as well as for drill pipe. N80 is a high-grade steel that is used for casing and tubing, as well as for drill pipe and production tubing.

          Calculated Mass c
    Nominal Linear Mass T& C b,c Wall Thick- ness       em, Mass Gain or Loss Due to End Finishing d
Labels a Outside Diameter     Inside Diameter Drift Diameter Plain- end kg
              Round Thread Buttress Thread
            wpe        
  D kg/m t D mm kg/m Short Long RC SCC
  mm   mm mm            
1 2 3 4 5 6 7 8 9 10 11 12
7 17 177.8 25.6 5.87 166.06 162.88 24.89 7.61 — — —
7 20 177.8 29.91 6.91 163.98 160.8 29.12 6.74 — 7.94 — 8.28 — 0.58
7 23 177.8 34.67 8.05 161.7 158.75 e 158.52 156.24 153.90 33.7 6.26 7.94 8.28 0.58
7 23 177.8 34.67 8.05 161.7 152.40 e 33.7 6.26 7.37 7.65 –0.54
7 26 177.8 39.14 9.19 159.42 151.6 38.21 5.79 6.79 7.13 –0.69
7 29 177.8 43.6 10.36 157.08 149.32 42.78 — 6.23 6.4 –1.31
7 32 177.8 47.92 11.51 154.78 147.18 47.2 — 6.23 6.4 –1.31
7 32 177.8 47.92 11.51 154.78 142.86 47.2 — 5.68 5.79 –1.91
7 35 177.8 52.09 12.65 152.5 139.72 51.52 — 5.18 5.24 –2.47
7 38 177.8 56.1 13.72 150.36 136.52 55.52 — — — —
7 42.7 177.8 63.84 15.88 146.04 133.38 63.41 — — — —
7 46.4 177.8 69.35 17.45 142.9 130.18 69.01 — — — —
7 50.1 177.8 74.85 19.05 139.7   74.58 — — — —
7 53.6 177.8 80.21 20.62 136.56   79.93 — — — —
7 57.1 177.8 85.42 22.22 133.36   85.25 —      
7 5/8 24 193.68 35.72 7.62 178.44 175.26 34.96 7.11 — 8.58 — 9.12 — 2.59
7 5/8 26.4 193.68 39.29 8.33 177.02 173.84 38.08 6.78 7.91 8.38 1.84
7 5/8 29.7 193.68 44.2 9.52 174.64 171.46 43.24 — 7.13 7.51 0.98
7 5/8 33.7 193.68 50.15 10.92 171.84 168.66 49.22 — 6.16 6.44 – 0.10
7 5/8 39 193.68 58.04 12.7 168.28 165.1 56.68 — 5.32 5.5 –1.03
7 5/8 42.8 193.68 63.69 14.27 165.14 161.96 63.14 — 4.87 5.01 –1.52
7 5/8 45.3 193.68 67.41 15.11 163.46 160.28 66.54 — 4.48 4.57 –1.96
7 5/8 47.1 193.68 70.09 15.88 161.92 158.74 69.63 — — — —
7 5/8 51.2 193.68 76.19 17.45 158.78 155.6 75.84 — — — —
7 5/8 55.3 193.68 82.3 19.05 155.58 152.4 82.04 —      
7 3/4 46.1 196.85 68.6 15.11 166.63 165.10 e 67.72 — — — —
7 3/4 46.1 196.85 68.6 15.11 166.63 163.45 67.72 — — — —
Labels Outside diameter
(d/mm)		 T&C
(kg/m)		 Wall thickness  
(t/mm)		 Type of end-finish
         
1 2       J55/K55 M65 L80/ R95 N80-1/Q C90/ T95 P110 Q125
4-1/2 9.50 114.30 14.14 5.21 PS PS – – – – –
  10.50 114.30 15.63 5.69 PSB PSB – – – – –
  11.60 114.30 17.26 6.35 PSLB PLB PLB PLB PLB PLB –
  13.50 114.30 20.09 7.37 – PLB PLB PLB PLB PLB –
  15.10 114.30 22.47 8.56 – – – – – PLB PLB
5 11.50 127.00 17.11 5.59 PS PS – – – – –
  13.00 127.00 19.35 6.43 PSLB PSLB – – – – –
  15.00 127.00 22.32 7.52 PSLB PLB SLB PLB PLB PLB 　
  18.00 127.00 26.79 9.19 – PLB SLB PLB PLB PLB PLB
  21.40 127.00 31.85 11.10 – PLB PLB PLB PLB PLB PLB
  23.20 127.00 34.53 12.14 – – PLB PLB PLB PLB PLB
  24.10 127.00 35.87 12.70 – – PLB PLB PLB PLB PLB
5-1/2 14.00 139.70 20.83 6.20 PS PS – – – – –
  15.50 139.70 23.07 6.98 PSLB PSLB – – – – –
  17.00 139.70 25.30 7.72 PSLB PLB PLB PLB PLB PLB –
  20.00 139.70 29.76 9.17 – PLB PLB PLB PLB PLB –
  23.00 139.70 34.23 10.54 – PLB PLB PLB PLB PLB PLB
  26.80 139.70 39.88 12.70 – – – – P – –
  29.70 139.70 44.20 14.27 – – – – P – –
  32.60 139.70 48.52 15.88 – – – – P – –
  35.30 139.70 52.53 17.45 – – – – P – –
  38.00 139.70 56.55 19.05 – – – – P – –
  40.50 139.70 60.27 20.62 – – – – P – –
  43.10 139.70 64.14 22.22 – – – – P – –
6-5/8 20.00 168.28 29.76 7.32 PSLB PSLB – – – – –
  24.00 168.28 35.72 8.94 PSLB PLB PLB PLB PLB PLB –
  28.00 168.28 41.67 10.59 – PLB PLB PLB PLB PLB –
  32.00 168.28 47.62 12.06 – – PLB PLB PLB PLB PLB
7 17.00 177.80 25.30 5.87 – – – – – – –
  20.00 177.80 29.76 6.91 PS PS – – – – –
  23.00 177.80 34.23 8.05 PSLB PLB PLB PLB PLB – –
  26.00 177.80 38.69 9.19 – PLB PLB PLB PLB PLB –
  29.00 177.80 43.16 10.36 – PLB PLB PLB PLB PLB –
  32.00 177.80 47.62 11.51 – PLB PLB PLB PLB PLB –
  35.00 177.80 52.09 12.65 – – PLB PLB PLB PLB PLB
  38.00 177.80 56.55 13.72 – – PLB PLB PLB PLB PLB
  42.70 177.80 63.55 15.88 – – – – P – –
  46.40 177.80 69.05 17.45 – – – – P – –
  50.10 177.80 74.56 19.05 – – – – P – –
  53.60 177.80 79.77 20.62 – – – – P – –
  57.10 177.80 84.98 22.22 – – – – P – –
7-5/8 24.00 193.68 35.72 7.62 – – – – 　 – –
  26.40 193.68 39.29 8.33 PSLB PSLB PLB PLB PLB – –
  29.70 193.68 44.20 9.52 – PLB PLB PLB PLB PLB –
  33.70 193.68 50.15 10.92 – PLB PLB PLB PLB PLB –
  39.00 193.68 58.04 12.70 – – PLB PLB PLB PLB PLB
  42.80 193.68 63.69 14.27 – – PLB PLB PLB PLB PLB
  45.30 193.68 67.42 15.11 – – PLB PLB PLB PLB PLB
  47.10 193.68 70.09 15.88 – – PLB PLB PLB PLB PLB
  51.20 193.68 76.20 17.45 – – – – P – –
  55.30 193.68 82.30 19.05 – – – – P – –
7-3/4 46.10 196.85 68.61 15.11 – – P P P P P
8-5/8 24.00 219.08 35.72 6.71 PS PS – – – – –
  28.00 219.08 41.67 7.72 　 PS – – – – –
  32.00 219.08 47.62 8.94 PSLB PSLB – – – – –
  36.00 219.08 53.58 10.16 PSLB PSLB PLB PLB PLB PLB –
  40.00 219.08 59.53 11.43 – PLB PLB PLB PLB PLB –
  44.00 219.08 65.48 12.70 – – PLB PLB PLB PLB –
  49.00 219.08 72.92 14.15 – – PLB PLB PLB PLB PLB
9-5/8 32.30 244.48 48.07 7.92 – – – – – – –
  36.00 244.48 53.58 8.94 PSLB PSLB – – – – –
  40.00 244.48 59.53 10.03 PSLB PSLB PLB PLB PLB – –
  43.50 244.48 64.74 11.05 – PLB PLB PLB PLB PLB –
  47.00 244.48 69.95 11.99 – PLB PLB PLB PLB PLB PLB
  53.50 244.48 79.62 13.84 – – PLB PLB PLB PLB PLB
  58.40 244.48 86.91 15.11 – – PLB PLB PLB PLB PLB
  59.40 244.48 88.40 15.47 – – – – P – –
  64.90 244.48 96.58 17.07 – – – – P – –
  70.30 244.48 104.62 18.64 – – – – P – –
  75.60 244.48 112.51 20.24 – – – – P – –
10-3/4 32.75 273.05 48.74 7.09 – – – – – – –
  40.50 273.05 60.27 8.89 PSB PSB – – – – –
  45.50 273.05 67.71 10.16 PSB PSB – – – – –
  51.00 273.05 75.90 11.43 PSB PSB PSB PSB PSB PSB –
  55.50 273.05 82.60 12.57 – PSB PSB PSB PSB PSB –
  60.70 273.05 90.33 13.84 – – – – PSB PSB PSB
  65.70 273.05 97.77 15.11 – – – – PSB PSB PSB
  73.20 273.05 108.94 17.07 – – – – P – –
  79.20 273.05 117.87 18.64 – – – – P – –
  85.30 273.05 126.94 20.24 – – – – P – –
11-3/4 42.00 298.45 62.50 8.46 – – – – – – –
  47.00 298.45 69.95 9.53 PSB PSB – – – – –
  54.00 298.45 80.36 11.05 PSB PSB – – – – –
  60.00 298.45 89.29 12.42 PSB PSB PSB PSB PSB PSB PSB
  65.00 298.45 96.73 13.56 – – P P P P P
  71.00 298.45 105.66 14.78 – – P P P P P
13-3/8 48.00 339.72 71.43 8.38 – – – – – – –
  54.50 339.72 81.11 9.65 PSB PSB – – – – –
  61.00 339.72 90.78 10.92 PSB PSB – – – – –
  68.00 339.72 101.20 12.19 PSB PSB PSB PSB PSB PSB –
  72.00 339.72 107.15 13.06 – – PSB PSB PSB PSB PSB
16 65.00 406.40 96.73 9.53 – – – – – – –
  75.00 406.40 111.62 11.13 PSB PSB – – – – –
  84.00 406.40 125.01 12.57 PSB PSB – – – – –
  109.00 406.40 162.21 16.66 P – P P – P P
18-5/8 87.50 473.08 130.22 11.05 PSB PSB – – – – –
20 94.00 508.00 139.89 11.13 PSLB PSLB – – – – –
  106.50 508.00 158.49 12.70 PSLB PSLB – – – – –
  133.00 508.00 197.93 16.13 PSLB – – – – – –

Understanding the components of the price sheet for China API 5CT steel grade J55, K55, and N80 is essential for buyers and sellers of these grades of steel. Knowing the base price, delivery cost, and taxes associated with the purchase of these grades of steel will help buyers and sellers make informed decisions when purchasing or selling these grades of steel. Additionally, understanding the various grades of steel available will help buyers and sellers make the best decision for their needs.

Applications: For tubular heat exchangers,condensers,and similar heat transfer apparatuses.
Size (mm): O.D.: 6.0~168.0; W.T.: 1~15; L: max 12000

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