Valin Tpco API 5CT 20 H40 K55 J55 N80-1 N80q P110 R95 C90-1 T95-1 Q125-1 Pslb Btc Thread Seamless Steel Casing

VALIN TPCO API 5CT 20" H40 K55 J55 N80-1 N80Q P110 R95 C90-1 T95-1 Q125-1 PSLB BTC Thread Seamless Steel Casing Product Description Product name:      API 5CT Seamless Steel Casing Pipe Steel Grade:         H40,J55, K55,M65,L80, R95, N80 Type 1, N80 Type Q, C90,T95,C110, P110,Q125 Standard:             API 5CT                                                                                         Outer Diameter:   4-1/2"~20" (114.3-508mm)                                                                              Thickness:           5.21 - 16.13 mm Technique:           Cold Drawn/Hot Rolled                                                               Application:          Oil Country Tubular Goods, Piling, Casing, Tubing                                                                     Place of Origin:    China (Mainland) Certification:         API 5CT, API 5L, API 5B, API Q1 Pipe Factory:        TPCO, VALIN, BAOTAO, Baoshan etc NOTE: OCTG casing to suit Coupled; Semi-Flush and Flush connections, with casing ID to suit your poundage (including special clearance couplings & special drift ID). Casing range length: Range 1: 16ft ~ 25ft (4.88M~7.62M) Range 2: 25ft ~ 34ft (7.62M~10.36M) Range 3: 34ft ~ 48ft (10.36M~14.63M) REPLACED STANDARD OF API 5CT CASING PIPE API Spec 5CT - Specification 5CT/ISO 11960, Specification for Casing and Tubing, Eighth Edition, Petroleum and natural gas industries-Steel pipes for use as casing or tubing for wells This product references: API Spec 5B - Specification for Threading, Gauging, and Thread Inspection of Casing, Tubing, and Line Pipe Threads (US Customary Units) (Includes March 2004 Addendum) ISO 10422:1993 - Petroleum and natural gas-industries; threading, gauging, and thread inspection of the casing, tubing, and line pipe threads; specification This product replaces: API 5CT - Specification for Casing and Tubing (U.S. Customary Units) ISO 11960 was prepared by Technical Committee ISO/TC 67, Materials, equipment, and offshore structures for petroleum, petrochemical, and natural gas industries, Subcommittee SC 5, Casing, tubing, and drill pipe. Chemical compositions of casing pipe Standard Grade Chemical compositions(%) API SPEC 5CT J55 C Si Mn P S Cr Ni Cu Mo V K55 0.34~0.39 0.20~0.35 1.25~1.50 ≤0.020 ≤0.015 ≤0.15 ≤0.20 ≤0.20 / / N80 0.34~0.38 0.20~0.35 1.45~1.70 ≤0.020 ≤0.015 ≤0.15 / / / 0.11~0.16 Q125 ≤0.35 ------------- ≤1.35 ≤0.020 ≤0.010 ≤1.50 ≤0.20 ≤0.20 / / P110 0.26~0.395 0.17~0.37 0.40~0.70 ≤0.020 ≤0.010 0.80~1.10 ≤0.20 ≤0.20 0.15~0.25 ≤0.08 Mechanical properties of casing pipe Grade Type Total elongation  under load  (%) Yield strength  (min)Mpa Yield strength  (max)Mpa Tensile strength  min Mpa Hardness  Max (HRC) Hardness  Max (HBW) J55 - 0.5 379 552 517 - - K55 - 0.5 379 552 655 - - N80 1 0.5 552 758 689 - - N80 Q 0.5 552 758 689 - - L80 1 0.5 552 655 655 23 241 L80 9Cr 0.5 552 655 655 23 241 L80 13Cr 0.5 552 655 655 23 241 C90 - 0.5 621 724 689 25.4 255 C95 - 0.5 655 758 724 - - T95 - 0.5 655 758 724 25.4 255 P110 - 0.6 758 965 862 - - Q125 All 0.65 862 1034 931 - -