China API 5CT N80 Carbon Steel Oil Casing Steel Tubes, Find details about China API 5CT J55 Casing Steel Pipes, API 5CT K55 Casing Steel Pipes from API 5CT N80 Carbon Steel Oil Casing Steel Tubes
End:LTC STC BTC Surface: Black, Varnish coating Packing:Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps. Third party inspection:SGS, BV, Lloyds etc. |
Class | Sort | Chemical Components | Mechanical Property | ||||||||||||||||
C | Mn | Mo | Cr | Ni | Cu | P | S | Si | Yield Strength (Mpa) | Tensile Strength (Mpa) | Hardness | ||||||||
min | max | min | max | min | max | min | max | max | max | max | max | max | min | max | min | HRC | HBW/HBC | ||
H40 | / | / | / | / | / | / | / | / | / | / | / | 0.030 | 0.030 | / | 276 | 552 | 414 | / | / |
J55 | / | / | / | / | / | / | / | / | / | / | / | 0.030 | 0.030 | / | 379 | 552 | 517 | / | / |
K55 | / | / | / | / | / | / | / | / | / | / | / | 0.030 | 0.030 | / | 379 | 552 | 655 | / | / |
N80 | 1 | / | / | / | / | / | / | / | / | / | / | 0.030 | 0.030 | / | 552 | 758 | 689 | / | / |
Q | / | / | / | / | / | / | / | / | / | / | 0.030 | 0.030 | / | 552 | 758 | 689 | / | / | |
M65 | / | / | / | / | / | / | / | / | / | / | / | 0.030 | 0.030 | / | 448 | 586 | 586 | 22 | 235 |
L80 | 9Cr | / | 0.15 | 0.30 | 0.60 | 0.90 | 1.10 | 8.00 | 10.00 | 0.50 | 0.25 | 0.020 | 0.010 | 1 | 552 | 655 | 655 | 23 | 241 |
13Cr | 0.15 | 0.22 | 0.25 | 1.00 | / | / | 12.00 | 14.00 | 0.50 | 0.25 | 0.020 | 0.010 | 1 | 552 | 655 | 655 | 23 | 241 | |
C90 | 1 | / | 0.35 | / | 1.00 | 0.25 | 0.75 | / | 1.20 | 0.99 | / | 0.020 | 0.010 | / | 621 | 724 | 689 | 25.4 | 255 |
T95 | 1 | / | 0.35 | / | 1.20 | 0.25 | 0.85 | 0.40 | 1.50 | 0.99 | / | 0.020 | 0.010 | / | 655 | 758 | 724 | 25.4 | 255 |
P110 | / | / | / | / | / | / | / | / | / | / | / | 0.030 | 0.030 | / | 758 | 965 | 862 | / | / |