{"id":987,"date":"2024-01-23T01:35:28","date_gmt":"2024-01-23T01:35:28","guid":{"rendered":"https:\/\/www.petroleumpipes.com\/?p=987"},"modified":"2024-01-23T01:35:28","modified_gmt":"2024-01-23T01:35:28","slug":"api-5ct-j55-k55-n80-16-seamless-steel","status":"publish","type":"post","link":"https:\/\/www.petroleumpipes.com\/ko\/api-5ct-j55-k55-n80-16-seamless-steel\/","title":{"rendered":"API 5CT J55\/K55\/N80 16&#8243; Seamless Steel Oil Pipe Casing"},"content":{"rendered":"<h1 id=\"overview-of-api-5ct-j55-k55-n80-16-seamless-steel-oil-pipe-casing-wpaicgheading\">Overview of <a href=\"\/tag\/api-5ct-j55\" target=\"_blank\"><strong><a href=\"\/tag\/api-5ct\" target=\"_blank\"><strong><a href=\"\/tag\/api-5c\" target=\"_blank\"><strong><a href=\"\/tag\/api\" target=\"_blank\"><strong><strong>\u00a0API<\/strong><\/strong><\/a> 5c<\/strong><\/a>t<\/strong><\/a> <a href=\"\/tag\/j55\" target=\"_blank\"><strong><a href=\"\/tag\/j55-2\" target=\"_blank\"><strong>J55<\/strong><\/a><\/strong><\/a><\/strong><\/a>\/<a href=\"\/tag\/k55\" target=\"_blank\"><strong><a href=\"\/tag\/k55-2\" target=\"_blank\"><strong>K55<\/strong><\/a><\/strong><\/a>\/<a href=\"\/tag\/n80\" target=\"_blank\"><strong><a href=\"\/tag\/n80-2\" target=\"_blank\"><strong>N80<\/strong><\/a><\/strong><\/a> 16 <a href=\"\/tag\/seamless\" target=\"_blank\"><strong>seamless<\/strong><\/a> <a href=\"\/tag\/steel\" target=\"_blank\"><strong>steel<\/strong><\/a> <a href=\"\/tag\/oil\" target=\"_blank\"><strong><strong> Oil<\/strong><\/strong><\/a> <a href=\"\/tag\/pipe\" target=\"_blank\"><strong><strong> Pipe<\/strong><\/strong><\/a> <a href=\"\/tag\/casing\" target=\"_blank\"><strong><a href=\"\/tag\/casing-2\" target=\"_blank\"><strong>Casing<\/strong><\/a><\/strong><\/a><\/h1><img decoding=\"async\" src=\"http:\/\/www.petroleumpipes.com\/wp-content\/uploads\/2024\/01\/eb546d952fc4469208f0767da7ad2376.png\" alt=\"API 5CT J55\/K55\/N80 16\" Seamless Steel Oil Pipe Casing\" \/><br \/>API <a href=\"\/tag\/5ct\" target=\"_blank\"><strong><strong> 5CT<\/strong><\/strong><\/a> J55\/K55\/N80 16&#8243; Seamless Steel Oil Pipe Casing\n\n<a href=\"\/tag\/api-5ct-oil-casing-steel-tubing\" target=\"_blank\"><strong><a href=\"\/tag\/api-5ct-oil-casing\" target=\"_blank\"><strong>API 5CT <a href=\"\/tag\/oil-casing\" target=\"_blank\"><strong><a href=\"\/tag\/oil-casing-2\" target=\"_blank\"><strong>oil casing<\/strong><\/a><\/strong><\/a><\/strong><\/a> Steel <a href=\"\/tag\/tubing\" target=\"_blank\"><strong><a href=\"\/tag\/tubing-2\" target=\"_blank\"><strong>tubing<\/strong><\/a><\/strong><\/a><\/strong><\/a><a href=\"\/tag\/the\" target=\"_blank\"><strong>the<\/strong><\/a> API 5CT J55\/K55\/N80 16&#8243; seamless steel oil pipe casing is an <a href=\"\/tag\/essential\" target=\"_blank\"><strong>essential<\/strong><\/a> component in the <a href=\"\/tag\/oil-and-gas\" target=\"_blank\"><strong>Oil and <a href=\"\/tag\/gas\" target=\"_blank\"><strong>gas<\/strong><\/a><\/strong><\/a> <a href=\"\/tag\/industry\" target=\"_blank\"><strong>industry<\/strong><\/a>. It plays a crucial role in the extraction and <a href=\"\/tag\/transportation\" target=\"_blank\"><strong><a href=\"\/tag\/transport\" target=\"_blank\"><strong>transport<\/strong><\/a>ation<\/strong><\/a> of oil and gas from the <a href=\"\/tag\/wellbore\" target=\"_blank\"><strong>wellbore<\/strong><\/a> to the <a href=\"\/tag\/surface\" target=\"_blank\"><strong>surface<\/strong><\/a>. In this article, we will provide an overview of this <a href=\"\/tag\/specific\" target=\"_blank\"><strong>specific<\/strong><\/a> type of casing, highlighting its <a href=\"\/tag\/features\" target=\"_blank\"><strong>features<\/strong><\/a>, <a href=\"\/tag\/benefits\" target=\"_blank\"><strong>bene<a href=\"\/tag\/fit\" target=\"_blank\"><strong>fit<\/strong><\/a>s<\/strong><\/a>, and <a href=\"\/tag\/applications\" target=\"_blank\"><strong>applications<\/strong><\/a>.\n\nFirstly, let&#8217;s discuss the <a href=\"\/tag\/specifications\" target=\"_blank\"><strong><a href=\"\/tag\/specification\" target=\"_blank\"><strong>specification<\/strong><\/a>s<\/strong><\/a> of the API 5CT J55\/K55\/N80 16&#8243; seamless steel oil pipe casing. This casing is <a href=\"\/tag\/manufactured\" target=\"_blank\"><strong><a href=\"\/tag\/manufacture\" target=\"_blank\"><strong>manufacture<\/strong><\/a>d<\/strong><\/a> <a href=\"\/tag\/according\" target=\"_blank\"><strong>according<\/strong><\/a> to the American <a href=\"\/tag\/petroleum\" target=\"_blank\"><strong>petroleum<\/strong><\/a> <a href=\"\/tag\/institute\" target=\"_blank\"><strong>institute<\/strong><\/a> (API) 5CT <a href=\"\/tag\/standard\" target=\"_blank\"><strong>standard<\/strong><\/a>, which sets the requirements <a href=\"\/tag\/for\" target=\"_blank\"><strong>for<\/strong><\/a> <a href=\"\/tag\/casing-and-tubing\" target=\"_blank\"><strong>casing and tubing<\/strong><\/a> used in oil and gas wells. The &#8220;J55\/K55\/N80&#8221; <a href=\"\/tag\/design\" target=\"_blank\"><strong><a href=\"\/tag\/des\" target=\"_blank\"><strong>des<\/strong><\/a>ign<\/strong><\/a>ation refers to the different steel <a href=\"\/tag\/grades\" target=\"_blank\"><strong><a href=\"\/tag\/grade\" target=\"_blank\"><strong>grade<\/strong><\/a>s<\/strong><\/a> used in the <a href=\"\/tag\/manufacturing\" target=\"_blank\"><strong>manufacturing<\/strong><\/a> <a href=\"\/tag\/process\" target=\"_blank\"><strong>process<\/strong><\/a>. These grades have varying <a href=\"\/tag\/mechanical\" target=\"_blank\"><strong>mechanical<\/strong><\/a> <a href=\"\/tag\/properties\" target=\"_blank\"><strong>pro<a href=\"\/tag\/per\" target=\"_blank\"><strong>per<\/strong><\/a>ties<\/strong><\/a>, such as yield <a href=\"\/tag\/strength\" target=\"_blank\"><strong>strength<\/strong><\/a> and tensile strength, to meet the specific <a href=\"\/tag\/needs\" target=\"_blank\"><strong>needs<\/strong><\/a> of different well <a href=\"\/tag\/conditions\" target=\"_blank\"><strong>conditions<\/strong><\/a>.\n\nOne of the key features of this casing is its seamless construction. Unlike <a href=\"\/tag\/welded\" target=\"_blank\"><strong>welded<\/strong><\/a> <a href=\"\/tag\/casings\" target=\"_blank\"><strong>casings<\/strong><\/a>, which are made by joining separate pieces of steel, <a href=\"\/tag\/seamless-casing\" target=\"_blank\"><strong>seamless casing<\/strong><\/a>s are manufactured from a single piece of steel. This seamless design offers several <a href=\"\/tag\/advantages\" target=\"_blank\"><strong><a href=\"\/tag\/advantage\" target=\"_blank\"><strong>advantage<\/strong><\/a>s<\/strong><\/a>. Firstly, it ensures a higher level of <a href=\"\/tag\/structural\" target=\"_blank\"><strong>structural<\/strong><\/a> integrity, as there are no weak points or potential areas of <a href=\"\/tag\/fail\" target=\"_blank\"><strong>fail<\/strong><\/a>ure due to welding. Secondly, it provides a smoother <a href=\"\/tag\/internal\" target=\"_blank\"><strong>internal<\/strong><\/a> surface, reducing friction and allowing for more efficient fluid flow.\n\nThe API 5CT J55\/K55\/N80 16&#8243; seamless steel oil pipe casing is also known for its <a href=\"\/tag\/excellent\" target=\"_blank\"><strong>excellent<\/strong><\/a> <a href=\"\/tag\/corrosion-resistance\" target=\"_blank\"><strong><a href=\"\/tag\/corrosion\" target=\"_blank\"><strong>corrosion<\/strong><\/a> <a href=\"\/tag\/resistance\" target=\"_blank\"><strong>resistance<\/strong><\/a><\/strong><\/a>. It is <a href=\"\/tag\/designed\" target=\"_blank\"><strong>designed<\/strong><\/a> to withstand harsh env<a href=\"\/tag\/iron\" target=\"_blank\"><strong>iron<\/strong><\/a>ments, including exposure to corrosive fluids and high <a href=\"\/tag\/temperature\" target=\"_blank\"><strong>temperature<\/strong><\/a>s. This corrosion resistance is achieved through the use of <a href=\"\/tag\/high-quality\" target=\"_blank\"><strong>high-<a href=\"\/tag\/quality\" target=\"_blank\"><strong>quality<\/strong><\/a><\/strong><\/a> steel <a href=\"\/tag\/alloy\" target=\"_blank\"><strong>alloy<\/strong><\/a>s and <a href=\"\/tag\/advanced\" target=\"_blank\"><strong>advanced<\/strong><\/a> <a href=\"\/tag\/coating\" target=\"_blank\"><strong>coating<\/strong><\/a> <a href=\"\/tag\/technologies\" target=\"_blank\"><strong>technologies<\/strong><\/a>. As a result, the casing can maintain its integrity and <a href=\"\/tag\/protect\" target=\"_blank\"><strong>protect<\/strong><\/a> the wellbore from external factors <a href=\"\/tag\/that\" target=\"_blank\"><strong>that<\/strong><\/a> could compromise the <a href=\"\/tag\/production\" target=\"_blank\"><strong>production<\/strong><\/a> process.\n\nIn <a href=\"\/tag\/terms\" target=\"_blank\"><strong>terms<\/strong><\/a> of applications, the API 5CT J55\/K55\/N80 16&#8243; seamless steel oil pipe casing is widely used in both <a href=\"\/tag\/onshore\" target=\"_blank\"><strong>onshore<\/strong><\/a> and offshore <a href=\"\/tag\/drilling\" target=\"_blank\"><strong><a href=\"\/tag\/drill\" target=\"_blank\"><strong>drill<\/strong><\/a>ing<\/strong><\/a> <a href=\"\/tag\/operations\" target=\"_blank\"><strong>operations<\/strong><\/a>. It is suitable for a <a href=\"\/tag\/range\" target=\"_blank\"><strong>range<\/strong><\/a> of well conditions, including high-pressure and high-temperature environments. The casing provides a <a href=\"\/tag\/reliable\" target=\"_blank\"><strong>reliable<\/strong><\/a> barrier <a href=\"\/tag\/between\" target=\"_blank\"><strong>between<\/strong><\/a> the wellbore and the surrounding formations, preventing the collapse of the well and the contamination of the oil or gas reservoir.\n\n<figure class=\"wp-block-embed is-type-rich is-provider-embed-handler wp-block-embed-embed-handler wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/youtube.com\/watch?v=Y0sSM8TnWEc\n<\/div><\/figure>\n\n\n<img decoding=\"async\" src=\"http:\/\/www.api5ctpipe.com\/wp-content\/uploads\/2022\/03\/Steel-Casing-tubing-4.webp\" alt=\"alt-1811\" class=\"wp-image-1811\" id=\"i1811\" \/>\nFurthermore, this casing is compatible with various <a href=\"\/tag\/completion\" target=\"_blank\"><strong>completion<\/strong><\/a> <a href=\"\/tag\/techniques\" target=\"_blank\"><strong>techniques<\/strong><\/a>, such as <a href=\"\/tag\/cementing\" target=\"_blank\"><strong>Cementing<\/strong><\/a> and hydraulic fracturing. It allows for the efficient <a href=\"\/tag\/installation\" target=\"_blank\"><strong>installation<\/strong><\/a> of well completion <a href=\"\/tag\/equipment\" target=\"_blank\"><strong>equipment<\/strong><\/a>, such as production tubing and <a href=\"\/tag\/packers\" target=\"_blank\"><strong>Packers<\/strong><\/a>, ensuring the smooth flow of oil and gas to the surface. The casing&#8217;s seamless design also facilitates the running and retrieval of <a href=\"\/tag\/downhole-tools\" target=\"_blank\"><strong>Downhole <a href=\"\/tag\/tools\" target=\"_blank\"><strong>tools<\/strong><\/a><\/strong><\/a>, reducing ope<a href=\"\/tag\/rational\" target=\"_blank\"><strong>rational<\/strong><\/a> down<a href=\"\/tag\/time\" target=\"_blank\"><strong>time<\/strong><\/a> and <a href=\"\/tag\/cost\" target=\"_blank\"><strong>cost<\/strong><\/a>s.\n\n\n<img decoding=\"async\" src=\"http:\/\/www.petroleumpipes.com\/wp-content\/uploads\/2022\/01\/P110-08.jpg\" alt=\"alt-1813\" class=\"wp-image-1813\" id=\"i1813\" \/>\nIn conclusion, the API 5CT J55\/K55\/N80 16&#8243; seamless steel oil pipe casing is a vital component in the oil and gas industry. Its seamless construction, corrosion resistance, and compatibility with different well conditions make it a reliable choice for drilling operations. Whether used in onshore or offshore applications, this casing ensures the integrity of the wellbore and facilitates the efficient extraction and transportation of oil and gas.\n<figure class=\"wp-block-table\"><table border=\"1\" cellspacing=\"0\" cellpadding=\"10\"><tbody><tr><td colspan=\"2\"><strong><\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td colspan=\"5\"><strong>Calculated Mass <\/strong><strong>c<\/strong><strong><\/strong><\/td><\/tr><tr><td colspan=\"2\"><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>Nominal <a href=\"\/tag\/line\" target=\"_blank\"><strong>line<\/strong><\/a>ar Mass T&amp; C <\/strong><strong>b,c<\/strong><strong><\/strong><\/td><td><strong>Wall <a href=\"\/tag\/thick\" target=\"_blank\"><strong>thick<\/strong><\/a>&#8211; ness<\/strong><strong><\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td colspan=\"4\"><strong><em><strong><em>e<\/em><\/strong><\/em><\/strong><strong><em><strong><em>m<\/em><\/strong><\/em><\/strong><strong>, Mass Gain or Loss Due to End Finishing <\/strong><strong>d<\/strong><strong><em><strong><em><\/em><\/strong><\/em><\/strong><\/td><\/tr><tr><td colspan=\"2\"><strong>Labels <\/strong><strong>a<\/strong><strong><\/strong><\/td><td><strong>Outside <a href=\"\/tag\/diameter\" target=\"_blank\"><strong>diameter<\/strong><\/a><\/strong><strong><\/strong><\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td><strong>Inside Diameter<\/strong><strong><\/strong><\/td><td><strong>Drift Diameter<\/strong><strong><\/strong><\/td><td><strong>Plain- end<\/strong><strong><\/strong><\/td><td colspan=\"4\"><strong>kg<\/strong><strong><\/strong><\/td><\/tr><tr><td colspan=\"2\">&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td colspan=\"2\"><strong>Round <a href=\"\/tag\/thread\" target=\"_blank\"><strong>thread<\/strong><\/a><\/strong><strong><\/strong><\/td><td colspan=\"2\"><strong>Buttress Thread<\/strong><strong><\/strong><\/td><\/tr><tr><td colspan=\"2\">&nbsp;<\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong><em><strong><em>w<\/em><\/strong><\/em><\/strong><strong><em><strong><em>pe<\/em><\/strong><\/em><\/strong><strong><em><strong><em><\/em><\/strong><\/em><\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><td><strong>&nbsp;<\/strong><\/td><\/tr><tr><td colspan=\"2\">&nbsp;<\/td><td><strong><em><strong><em>D<\/em><\/strong><\/em><\/strong><strong><em><strong><em><\/em><\/strong><\/em><\/strong><\/td><td><strong>kg\/m<\/strong><strong><\/strong><\/td><td><strong><em><strong><em>t<\/em><\/strong><\/em><\/strong><strong><em><strong><em><\/em><\/strong><\/em><\/strong><\/td><td><strong><em><strong><em>D<\/em><\/strong><\/em><\/strong><strong><em><strong><em><\/em><\/strong><\/em><\/strong><\/td><td><strong>mm<\/strong><strong><\/strong><\/td><td><strong>kg\/m<\/strong><strong><\/strong><\/td><td><strong>Short<\/strong><strong><\/strong><\/td><td><strong>Long<\/strong><strong><\/strong><\/td><td><strong>RC<\/strong><strong><\/strong><\/td><td><strong>SCC<\/strong><strong><\/strong><\/td><\/tr><tr><td colspan=\"2\">&nbsp;<\/td><td><strong>mm<\/strong><strong><\/strong><\/td><td>&nbsp;<\/td><td><strong>mm<\/strong><strong><\/strong><\/td><td><strong>mm<\/strong><strong><\/strong><\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td><em>1<\/em><em><\/em><\/td><td><em>2<\/em><em><\/em><\/td><td><em>3<\/em><em><\/em><\/td><td><em>4<\/em><em><\/em><\/td><td><em>5<\/em><em><\/em><\/td><td><em>6<\/em><em><\/em><\/td><td><em>7<\/em><em><\/em><\/td><td><em>8<\/em><em><\/em><\/td><td><em>9<\/em><em><\/em><\/td><td><em>10<\/em><em><\/em><\/td><td><em>11<\/em><em><\/em><\/td><td><em>12<\/em><em><\/em><\/td><\/tr><tr><td>7<\/td><td>17<\/td><td>177.8<\/td><td>25.6<\/td><td>5.87<\/td><td>166.06<\/td><td>162.88<\/td><td>24.89<\/td><td>7.61<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7<\/td><td>20<\/td><td>177.8<\/td><td>29.91<\/td><td>6.91<\/td><td>163.98<\/td><td>160.8<\/td><td>29.12<\/td><td>6.74<\/td><td>\u2014 7.94<\/td><td>\u2014 8.28<\/td><td>\u2014 0.58<\/td><\/tr><tr><td>7<\/td><td>23<\/td><td>177.8<\/td><td>34.67<\/td><td>8.05<\/td><td>161.7<\/td><td>158.75 e 158.52 156.24 153.90<\/td><td>33.7<\/td><td>6.26<\/td><td>7.94<\/td><td>8.28<\/td><td>0.58<\/td><\/tr><tr><td>7<\/td><td>23<\/td><td>177.8<\/td><td>34.67<\/td><td>8.05<\/td><td>161.7<\/td><td>152.40 e<\/td><td>33.7<\/td><td>6.26<\/td><td>7.37<\/td><td>7.65<\/td><td>\u20130.54<\/td><\/tr><tr><td>7<\/td><td>26<\/td><td>177.8<\/td><td>39.14<\/td><td>9.19<\/td><td>159.42<\/td><td>151.6<\/td><td>38.21<\/td><td>5.79<\/td><td>6.79<\/td><td>7.13<\/td><td>\u20130.69<\/td><\/tr><tr><td>7<\/td><td>29<\/td><td>177.8<\/td><td>43.6<\/td><td>10.36<\/td><td>157.08<\/td><td>149.32<\/td><td>42.78<\/td><td>\u2014<\/td><td>6.23<\/td><td>6.4<\/td><td>\u20131.31<\/td><\/tr><tr><td>7<\/td><td>32<\/td><td>177.8<\/td><td>47.92<\/td><td>11.51<\/td><td>154.78<\/td><td>147.18<\/td><td>47.2<\/td><td>\u2014<\/td><td>6.23<\/td><td>6.4<\/td><td>\u20131.31<\/td><\/tr><tr><td>7<\/td><td>32<\/td><td>177.8<\/td><td>47.92<\/td><td>11.51<\/td><td>154.78<\/td><td>142.86<\/td><td>47.2<\/td><td>\u2014<\/td><td>5.68<\/td><td>5.79<\/td><td>\u20131.91<\/td><\/tr><tr><td>7<\/td><td>35<\/td><td>177.8<\/td><td>52.09<\/td><td>12.65<\/td><td>152.5<\/td><td>139.72<\/td><td>51.52<\/td><td>\u2014<\/td><td>5.18<\/td><td>5.24<\/td><td>\u20132.47<\/td><\/tr><tr><td>7<\/td><td>38<\/td><td>177.8<\/td><td>56.1<\/td><td>13.72<\/td><td>150.36<\/td><td>136.52<\/td><td>55.52<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7<\/td><td>42.7<\/td><td>177.8<\/td><td>63.84<\/td><td>15.88<\/td><td>146.04<\/td><td>133.38<\/td><td>63.41<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7<\/td><td>46.4<\/td><td>177.8<\/td><td>69.35<\/td><td>17.45<\/td><td>142.9<\/td><td>130.18<\/td><td>69.01<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7<\/td><td>50.1<\/td><td>177.8<\/td><td>74.85<\/td><td>19.05<\/td><td>139.7<\/td><td>&nbsp;<\/td><td>74.58<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7<\/td><td>53.6<\/td><td>177.8<\/td><td>80.21<\/td><td>20.62<\/td><td>136.56<\/td><td>&nbsp;<\/td><td>79.93<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7<\/td><td>57.1<\/td><td>177.8<\/td><td>85.42<\/td><td>22.22<\/td><td>133.36<\/td><td>&nbsp;<\/td><td>85.25<\/td><td>\u2014<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>7 5\/8<\/td><td>24<\/td><td>193.68<\/td><td>35.72<\/td><td>7.62<\/td><td>178.44<\/td><td>175.26<\/td><td>34.96<\/td><td>7.11<\/td><td>\u2014 8.58<\/td><td>\u2014 9.12<\/td><td>\u2014 2.59<\/td><\/tr><tr><td>7 5\/8<\/td><td>26.4<\/td><td>193.68<\/td><td>39.29<\/td><td>8.33<\/td><td>177.02<\/td><td>173.84<\/td><td>38.08<\/td><td>6.78<\/td><td>7.91<\/td><td>8.38<\/td><td>1.84<\/td><\/tr><tr><td>7 5\/8<\/td><td>29.7<\/td><td>193.68<\/td><td>44.2<\/td><td>9.52<\/td><td>174.64<\/td><td>171.46<\/td><td>43.24<\/td><td>\u2014<\/td><td>7.13<\/td><td>7.51<\/td><td>0.98<\/td><\/tr><tr><td>7 5\/8<\/td><td>33.7<\/td><td>193.68<\/td><td>50.15<\/td><td>10.92<\/td><td>171.84<\/td><td>168.66<\/td><td>49.22<\/td><td>\u2014<\/td><td>6.16<\/td><td>6.44<\/td><td>\u2013&nbsp;0.10<\/td><\/tr><tr><td>7 5\/8<\/td><td>39<\/td><td>193.68<\/td><td>58.04<\/td><td>12.7<\/td><td>168.28<\/td><td>165.1<\/td><td>56.68<\/td><td>\u2014<\/td><td>5.32<\/td><td>5.5<\/td><td>\u20131.03<\/td><\/tr><tr><td>7 5\/8<\/td><td>42.8<\/td><td>193.68<\/td><td>63.69<\/td><td>14.27<\/td><td>165.14<\/td><td>161.96<\/td><td>63.14<\/td><td>\u2014<\/td><td>4.87<\/td><td>5.01<\/td><td>\u20131.52<\/td><\/tr><tr><td>7 5\/8<\/td><td>45.3<\/td><td>193.68<\/td><td>67.41<\/td><td>15.11<\/td><td>163.46<\/td><td>160.28<\/td><td>66.54<\/td><td>\u2014<\/td><td>4.48<\/td><td>4.57<\/td><td>\u20131.96<\/td><\/tr><tr><td>7 5\/8<\/td><td>47.1<\/td><td>193.68<\/td><td>70.09<\/td><td>15.88<\/td><td>161.92<\/td><td>158.74<\/td><td>69.63<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7 5\/8<\/td><td>51.2<\/td><td>193.68<\/td><td>76.19<\/td><td>17.45<\/td><td>158.78<\/td><td>155.6<\/td><td>75.84<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7 5\/8<\/td><td>55.3<\/td><td>193.68<\/td><td>82.3<\/td><td>19.05<\/td><td>155.58<\/td><td>152.4<\/td><td>82.04<\/td><td>\u2014<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><td>&nbsp;<\/td><\/tr><tr><td>7 3\/4<\/td><td>46.1<\/td><td>196.85<\/td><td>68.6<\/td><td>15.11<\/td><td>166.63<\/td><td>165.10 e<\/td><td>67.72<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><tr><td>7 3\/4<\/td><td>46.1<\/td><td>196.85<\/td><td>68.6<\/td><td>15.11<\/td><td>166.63<\/td><td>163.45<\/td><td>67.72<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><td>\u2014<\/td><\/tr><\/tbody><\/table><\/figure>","protected":false},"excerpt":{"rendered":"<p>Overview of \u00a0<a href=\"\/tag\/api-5ct-j55\" target=\"_blank\"><strong><a href=\"\/tag\/api-5ct\" target=\"_blank\"><strong><a href=\"\/tag\/api-5c\" target=\"_blank\"><strong><a href=\"\/tag\/api\" target=\"_blank\"><strong><strong>\u00a0API<\/strong><\/strong><\/a> 5c<\/strong><\/a>t<\/strong><\/a> <a href=\"\/tag\/j55\" target=\"_blank\"><strong><a href=\"\/tag\/j55-2\" target=\"_blank\"><strong>J55<\/strong><\/a><\/strong><\/a><\/strong><\/a>\/<a href=\"\/tag\/k55\" target=\"_blank\"><strong><a href=\"\/tag\/k55-2\" target=\"_blank\"><strong>K55<\/strong><\/a><\/strong><\/a>\/<a href=\"\/tag\/n80\" target=\"_blank\"><strong><a href=\"\/tag\/n80-2\" target=\"_blank\"><strong>N80<\/strong><\/a><\/strong><\/a> 16 <a href=\"\/tag\/seamless\" target=\"_blank\"><strong>seamless<\/strong><\/a> <a href=\"\/tag\/steel\" target=\"_blank\"><strong>steel<\/strong><\/a> <a href=\"\/tag\/oil\" target=\"_blank\"><strong><strong> Oil<\/strong><\/strong><\/a> <a href=\"\/tag\/pipe\" target=\"_blank\"><strong><strong> Pipe<\/strong><\/strong><\/a> <a href=\"\/tag\/casing\" target=\"_blank\"><strong><a href=\"\/tag\/casing-2\" target=\"_blank\"><strong>Casing<\/strong><\/a><\/strong><\/a><\/p>\n","protected":false},"author":1,"featured_media":604,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[1],"tags":[81,55,176,196,70,206,71,150,154,72,175],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"ko","enabled_languages":["en","es","de","fr","ru","it","pl","ka","ja","ko","sv"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":false,"content":false,"excerpt":false},"de":{"title":false,"content":false,"excerpt":false},"fr":{"title":false,"content":false,"excerpt":false},"ru":{"title":false,"content":false,"excerpt":false},"it":{"title":false,"content":false,"excerpt":false},"pl":{"title":false,"content":false,"excerpt":false},"ka":{"title":false,"content":false,"excerpt":false},"ja":{"title":false,"content":false,"excerpt":false},"ko":{"title":false,"content":false,"excerpt":false},"sv":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/posts\/987"}],"collection":[{"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/comments?post=987"}],"version-history":[{"count":0,"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/posts\/987\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/media\/604"}],"wp:attachment":[{"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/media?parent=987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/categories?post=987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.petroleumpipes.com\/ko\/wp-json\/wp\/v2\/tags?post=987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}