Spiral steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process. Spiral steel pipe operating environment is relatively poor In order to extend the service life, the oute.
Oilfield Casing Pipe and Tubing Pipe
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 | |
steel pipe| SMLS steel pipe| Seamless steel pipe| Welded steel pipe| | ERW pipe| | SSAW pipe| | LSAW pipe| seamless pipe| spiral steel pipe| Pipes| |Stainless steel pipe | Galvanized steel pipe |
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