{"id":1794,"date":"2024-01-22T05:54:18","date_gmt":"2024-01-22T05:54:18","guid":{"rendered":"https:\/\/www.api5cttube.com\/?p=1794"},"modified":"2024-01-22T05:54:18","modified_gmt":"2024-01-22T05:54:18","slug":"cn101705424a-n80-grade-welding-petroleum","status":"publish","type":"post","link":"https:\/\/www.api5cttube.com\/ko\/cn101705424a-n80-grade-welding-petroleum\/","title":{"rendered":"CN101705424A – N80-grade welding petroleum casing …"},"content":{"rendered":"

Overview of CN101705424A – N80<\/strong><\/strong><\/a>–grade<\/strong><\/a> welding petroleum<\/strong><\/a> casing<\/strong><\/a><\/h1>\"CN101705424A
CN101705424A is a patent application that focuses on the development of a welding petroleum casing with N80-grade steel<\/strong><\/a>. This article pro<\/strong><\/a>vides an overview of the patent application, highlighting its significance and potential impact on the petroleum industry.\n\nThe patent application CN101705424A introduces a novel welding petroleum casing made from N80-grade steel. This casing is spec<\/strong><\/a>ifically designed for use in the petroleum industry, where it plays a crucial role in Oil<\/strong><\/strong><\/a> and gas<\/strong><\/a><\/strong><\/a> extraction. The N80-grade steel used in this casing offers several advantages<\/strong><\/a> over traditional material<\/strong><\/a>s<\/strong><\/a>, making it a promising innovation.\n\nOne of the key features of this welding petroleum casing is its enhanced mechanical properties. The N80-grade steel used in its construction exhibits excellent strength and toughness, making it highly resistant to deformation and damage. This ensure<\/strong><\/a>s the casing can withstand the extreme conditions encountered during drilling<\/strong><\/a> and extraction processes<\/strong><\/a>, providing a reliable and durable solution for the petroleum industry.\n
\u00a0API<\/strong><\/strong><\/a> 5c<\/strong><\/a>t<\/strong><\/a>  L80<\/strong><\/strong><\/a> casing Tubing<\/strong><\/strong><\/a><\/strong><\/a> Range Length<\/strong><\/a>s<\/strong><\/strong><\/td><\/tr>
 <\/td>Range 1<\/strong><\/strong><\/td>Range 2<\/strong><\/strong><\/td>Range 3<\/strong><\/strong><\/td><\/tr>
CASING (PE\/T and C\/SF)<\/strong><\/strong><\/td> <\/strong><\/td> <\/strong><\/td> <\/strong><\/td><\/tr>
Total range length, inclusive Permissible variation, max a<\/td>4.88 to 7.62 1.83<\/td>7.62 to 10.36<\/td>10.36 to 14.63 1.83<\/td><\/tr>
 <\/td> <\/td>1.52<\/td> <\/td><\/tr>
TUBING AND CASING USED AS TUBING<\/strong><\/strong><\/td> <\/strong><\/td> <\/strong><\/td> <\/strong><\/td><\/tr>
(PE\/T and C\/SF)<\/strong><\/strong><\/td> <\/strong><\/td> <\/strong><\/td> <\/strong><\/td><\/tr>
Total range length, inclusive Permissible variation, max a<\/td>6.10 to 7.32 b<\/td>8.53 to 9.75 c<\/td>11.58 to 12.80 d<\/td><\/tr>
 <\/td>0.61<\/td>0.61<\/td>0.61<\/td><\/tr>
INTEGRAL TUBING connection<\/strong><\/a>S (including IJ\/PE<\/strong><\/strong><\/td> <\/strong><\/td> <\/strong><\/td> <\/strong><\/td><\/tr>
and IJ\/SF<\/strong>)<\/strong><\/td> <\/strong><\/td> <\/strong><\/td> <\/strong><\/td><\/tr>
Total range length, inclusive Permissible variation, max a<\/td>6.10 to 7.92 e<\/td>8.53 to 10.36<\/td>11.58 to 13.72 0.61<\/td><\/tr>
 <\/td>0.61<\/td>0.61<\/td> <\/td><\/tr>
PUP JOINTS<\/strong><\/strong><\/td>Lengths: 0.61; 0.91; 1.22; 1.83; 2.44; 3.05 and 3.66 e<\/td><\/tr>
 <\/strong><\/td>Tolerance: \u00b10.076<\/td><\/tr>
a Length variation applies to rail car shipment to the point of use and does not apply to order items of less than 18,144 kg of Pipe<\/strong><\/strong><\/a>.<\/td><\/tr>
b By agreement between purchaser and Manufacturer<\/strong><\/a><\/strong><\/a>, the maximum length may be increased to 8.57 m.<\/td><\/tr>
c By agreement between purchaser and manufacturer, the maximum length may be increased to 10.76 m.<\/td><\/tr>
d By agreement between purchaser and manufacturer, the maximum length may be increased to 17.72 m.0.61 m pup joints may be furnished up to 0.91 m long by agreement between purchaser and manufacturer, and lengths other than those<\/strong><\/a> listed may be furnished by agreement between purchaser and manufacturer.<\/td><\/tr><\/tbody><\/table><\/figure>\nFurthermore, the welding petroleum casing described in CN101705424A offers improved Corrosion resistance<\/strong><\/a>. The N80-grade steel is specifically formulated to resist the corrosive effects of the surround<\/strong><\/a>ing environ<\/strong><\/a>ment, including exposure to various chemicals and high temperatures. This corrosion resistance is crucial in maintaining the integrity of the casing, preventing leak<\/strong><\/a>s and ensuring the safety of the extraction process.\n\nIn addition to its mechanical and corrosion-resistant properties, the N80-grade welding petroleum casing also exhibits excellent weldability. This means that the casing can be easily joined together using various welding techniques, ensuring a secure and reliable connection. The ability to weld the casing effectively reduces the risk of failure and enhances the overall performance of the petroleum extraction system.\n\n\n
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