{"id":7617,"date":"2024-01-26T09:07:31","date_gmt":"2024-01-26T01:07:31","guid":{"rendered":"https:\/\/www.casingtube.com\/?p=7617"},"modified":"2024-01-26T09:07:31","modified_gmt":"2024-01-26T01:07:31","slug":"oil-pipe-api-5ct-seamless-casing-j55-k55","status":"publish","type":"post","link":"https:\/\/www.casingtube.com\/hi\/oil-pipe-api-5ct-seamless-casing-j55-k55\/","title":{"rendered":"Oil Pipe API 5CT Seamless Casing J55\/K55\/L80\/N80\/P110\/T95\/Q125"},"content":{"rendered":"

The Importance of Oil<\/strong><\/a><\/strong><\/a> Pipe<\/strong><\/a><\/strong><\/a><\/strong><\/a> \u00a0API<\/strong> 5c<\/strong><\/a>t<\/strong><\/a><\/strong><\/a> seamless Casing<\/strong><\/a><\/strong><\/a><\/strong><\/a> J55<\/strong><\/a>\/K55<\/strong><\/a>\/l80<\/strong><\/a><\/strong><\/a>\/N80<\/strong><\/a>\/P110<\/strong><\/a>\/T95<\/strong><\/a>\/Q125<\/strong><\/a> in the Oil Industry<\/h1>The oil industry is a vital sector that plays a crucial role in the global economy. It is responsible for the extraction, production<\/strong><\/a>, and distribution of oil, which is used as a primary source of energy worldwide. To ensure the Smooth<\/strong><\/a> operation of this industry, various equipment and Material<\/strong><\/a>s are required, including oil Pipes<\/strong><\/a><\/strong><\/a><\/strong><\/a>. Among the different types of oil pipes available, the API 5CT seamless casing J55\/K55\/L80\/N80\/P110\/T95\/Q125 stands out for its importance and reliability.\n\n
Tensile and Hardness Requirements<\/strong><\/strong><\/td><\/tr>
grade<\/strong><\/a><\/strong><\/strong><\/td> <\/strong><\/td> <\/strong><\/td>Yield Strength MPa<\/strong><\/strong><\/td>Tensile <\/strong>Strength<\/strong><\/strong><\/td>Hardness <\/strong>a,c<\/strong><\/td>Specified Wall thickness<\/strong><\/a><\/strong><\/strong><\/td>Allowable Hardness <\/strong>Variation <\/strong>b<\/strong><\/td><\/tr>
 <\/strong><\/td>Type<\/strong><\/strong><\/td>Total Elongation Under Load<\/strong><\/strong><\/td> <\/strong><\/td>min MPa<\/strong><\/strong><\/td>max<\/strong><\/strong><\/td> <\/strong><\/td> <\/strong><\/td><\/tr>
 <\/strong><\/td> <\/td> <\/td>min<\/strong><\/strong><\/td>max<\/strong><\/strong><\/td> <\/td>HRC<\/strong><\/strong><\/td>HBW<\/strong><\/strong><\/td>mm<\/strong><\/strong><\/td>HRC<\/strong><\/strong><\/td><\/tr>
1<\/strong><\/strong><\/td>2<\/strong><\/strong><\/td>3<\/strong><\/strong><\/td>4<\/strong><\/strong><\/td>5<\/strong><\/strong><\/td>6<\/strong><\/strong><\/td>7<\/strong><\/strong><\/td>8<\/strong><\/strong><\/td>9<\/strong><\/strong><\/td>10<\/strong><\/strong><\/td><\/tr>
H40<\/td>\u2014<\/td>0.5<\/td>276<\/td>552<\/td>414<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td><\/tr>
J55<\/td>\u2014<\/td>0.5<\/td>379<\/td>552<\/td>517<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td><\/tr>
K55<\/td>\u2014<\/td>0.5<\/td>379<\/td>552<\/td>655<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td><\/tr>
N80<\/td>1<\/td>0.5<\/td>552<\/td>758<\/td>689<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td><\/tr>
N80<\/td>Q<\/td>0.5<\/td>552<\/td>758<\/td>689<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td><\/tr>
R95<\/td>\u2014<\/td>0.5<\/td>655<\/td>758<\/td>724<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td><\/tr>
L80 L80<\/td>1<\/td>0.5<\/td>552<\/td>655<\/td>655<\/td>23<\/td>241<\/td>\u2014<\/td>\u2014<\/td><\/tr>
L80<\/td>9Cr 13Cr<\/td>0.5<\/td>552<\/td>655<\/td>655<\/td>23<\/td>241<\/td>\u2014<\/td>\u2014<\/td><\/tr>
 <\/td> <\/td>0.5<\/td>552<\/td>655<\/td>655<\/td>23<\/td>241<\/td>\u2014<\/td>\u2014<\/td><\/tr>
C90<\/strong><\/a><\/td>1<\/td>0.5<\/td>621<\/td>724<\/td>689<\/td>25.4<\/td>255<\/td>\u00a312.70<\/td>3<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>12.71 to 19.04<\/td>4<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>19.05 to 25.39<\/td>5<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>\u00b3 25.40<\/td>6<\/td><\/tr>
T95<\/td>1<\/td>0.5<\/td>655<\/td>758<\/td>724<\/td>25.4<\/td>255<\/td>\u00a312.70<\/td>3<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>12.71 to 19.04<\/td>4<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>19.05 to 25.39<\/td>5<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>\u00b3 25.40<\/td>6<\/td><\/tr>
C110<\/td>\u2014<\/td>0.7<\/td>758<\/td>828<\/td>793<\/td>30<\/td>286<\/td>\u00a312.70<\/td>3<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>12.71 to 19.04<\/td>4<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>19.05 to 25.39<\/td>5<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>\u00b3 25.40<\/td>6<\/td><\/tr>
P110<\/td>\u2014<\/td>0.6<\/td>758<\/td>965<\/td>862<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td>\u2014<\/td><\/tr>
Q125<\/td>1<\/td>0.65<\/td>862<\/td>1034<\/td>931<\/td>b<\/td>\u2014<\/td>\u00a312.70<\/td>3<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>12.71 to 19.04 19.05<\/td>4<\/td><\/tr>
 <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td> <\/td>5<\/td><\/tr>
a In case of dispute, laboratory Rockwell C hardness testing shall be used as the referee method.<\/td><\/tr>
b No hardness limits are specified, but the maximum variation is restricted as a manufacturing control in accordance with 7.8 and 7.9.<\/td><\/tr>
c For through-wall hardness tests of Grades L80 (all types), C90, T95 and C110, the requirements stated in HRC scale are for maximum mean hardness number.<\/td><\/tr><\/tbody><\/table><\/figure>API 5CT refers to the American Petroleum Institute specification for casing and Tubing<\/strong><\/a><\/strong><\/a><\/strong><\/a> used in the Oil and Gas<\/strong><\/a><\/strong><\/a><\/strong><\/a> industry. This specification sets the standards for the manufacturing and testing of oil pipes, ensuring their quality and performance. The seamless casing J55\/K55\/L80\/N80\/P110\/T95\/Q125, in particular, is widely used due to its exceptional properties and suitability for various applications.\n\n\n
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