{"id":3972,"date":"2021-05-24T03:25:52","date_gmt":"2021-05-24T03:25:52","guid":{"rendered":"https:\/\/www.wldsteel.com\/?p=3972"},"modified":"2021-05-24T03:25:53","modified_gmt":"2021-05-24T03:25:53","slug":"basic-matters-of-oil-casing","status":"publish","type":"post","link":"https:\/\/www.wldsteel.com\/nl\/grondbeginselen-van-oliemaatschappijen\/","title":{"rendered":"Basiszaken van oliecasing"},"content":{"rendered":"<p>Chemische samenstelling<br>(1) Volgens SY\/T6194-96. Dezelfde staalkwaliteit wordt gebruikt voor de behuizing en de koppeling. Zwavelgehalte &lt;0.045% en fosforgehalte &lt;0.045%.<br>(2)Neem chemische analysemonsters volgens de bepalingen van GB\/T222-84. Chemische analyse volgens de bepalingen van het relevante deel van GB223.<br>(3) American Petroleum Institute API SPEC 5CT 1988 1e editie voorschriften. Chemische analyse volgens de ASTME59-versie van de monstervoorbereiding, volgens de ASTME350-versie van de chemische analyse.<\/p>\n\n\n\n<p>Petroleumomhulsel<br>Staalkwaliteit van olieomhulsel: H40, J55, K55, N80, L80, C90, T95, P110, Q125, V150, enz. Verwerkingsvormen van het omhulseluiteinde: korte ronde draad, lange ronde draad, gedeeltelijke trapeziumvormige draad, speciale gesp, enz. Gebruikt voor oliebronboring, hoofdzakelijk voor het steunen van de putmuur tijdens het het boren proces en na de voltooiing van de put, om de normale verrichting van de volledige put na de voltooiing van het het boren proces te verzekeren.<\/p>\n\n\n\n<p>Berekening van gewicht<br>[(OD - wanddikte)<em>wanddikte]<\/em>0,02466=kg\/m (gewicht per meter)<br>Volgens de specifieke situatie in China is voor elke 1 m boren ruwweg 62 kg oliebronpijp nodig, waaronder 48 kg omhulsel en 10 kg slang. 3 kg boorpijp en 0,5 kg boorkraag.<\/p>","protected":false},"excerpt":{"rendered":"<p>Chemical composition(1)According to SY\/T6194-96. The same steel grade is used for the casing and its coupling. Sulfur content &lt;0.045% and phosphorus content &lt;0.045%.(2)Take chemical analysis samples according to the provisions of GB\/T222-84. Chemical analysis in accordance with the provisions of the relevant part of GB223.(3) American Petroleum Institute API SPEC 5CT 1988 1st edition regulations. [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Basic matters of oil casing - API steel oilfield pipeline, casing pipe, OCTG manufacturer and supplier<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wldsteel.com\/nl\/basic-matters-of-oil-casing\/\" \/>\n<meta property=\"og:locale\" content=\"nl_NL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Basic matters of oil casing - API steel oilfield pipeline, casing pipe, OCTG manufacturer and supplier\" \/>\n<meta property=\"og:description\" content=\"Chemical composition(1)According to SY\/T6194-96. The same steel grade is used for the casing and its coupling. Sulfur content &lt;0.045% and phosphorus content &lt;0.045%.(2)Take chemical analysis samples according to the provisions of GB\/T222-84. Chemical analysis in accordance with the provisions of the relevant part of GB223.(3) American Petroleum Institute API SPEC 5CT 1988 1st edition regulations. 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