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You are welcomed to wholesale or buy customized seamless casing in stock and get seamless casing free sample from us,Website:http://www.wellscreenchina.com, which is one of the best seamless pipe manufacturers and suppliers. Seamless casing for oil casing and tubing application for onshore and offshore Oil & Gas applications in the domains of Exploration, Production and Processing. Standard: API SPEC 5CT Standard of American Petroleum Institute Application: Seamless steel tubes for oil casing and tubing in oil wells Products name嚗鋫PI 5CT Casing Features: 1)Sizes: OD 4-1/2"~20" 2)Grade: H40, J55, K55, N80, M65, L80, C90, C95, T95, P110, Q125 3)Length: R1, R2, R3 4)Standard: API SPEC 5CT 5)Application: serves as walls of a well Packing: bundle or bulk Casing Technical Specification 嚗𠄎tandard API Spec 5CT嚗? Casing Technical Specification 嚗𠄎tandard API Spec 5CT嚗? Size Outside Diameter Inside Diameter Grade Wall Thickness in mm in mm in mm 4-1/2 4.500 114.30 4.000 101.60 J55K55N80 0.250 6.35 3.920 99.57 J55K55N80 0.290 7.37 5 5.000 127.00 4.408 111.96 J55K55N80 0.296 7.52 4.276 108.61 N80P110 0.362 9.29 4.126 104.80 N80P110 0.437 11.10 5-1/2 5.500 139.70 4.892 124.26 J55K55N80 0.304 7.72 4.778 121.36 N80 0.361 9.17 4.670 118.62 N80 0.415 10.54 7 7.000 177.80 6.366 161.70 J55K55N80 0.317 8.05 6.276 159.41 J55K55N80 0.362 9.19 6.184 157.07 N80 0.408 10.36 9-5/8 9.625 244.48 8.755 222.38 N80 0.435 11.05 8.681 222.50 N80 0.472 11.99 10-3/4 10.750 273.05 10.050 255.27 H40 J55K55N80 0.350 8.89 9.850 250.19 J55K55N80 0.450 11.43 13-3/8 13.375 339.72 12.615 320.42 J55K55 0.380 9.65 12.415 315.34 J55K55N80 0.480 12.19