... Use & ParameterLM-T86×60φ86×618NC2660 oil tube,Tensile load 340 KNLM-T105×73 Oφ105×720NC3173 oil tube,Tensile ... 617NC313 1/2″ drill pipe,Tensile load 441KNLM-T129×140(φ119~φ129)×986NC31140 casing,Tensile load 1150KNLM-T199×219φ199×996NC38219 casing,Tensile ... load 1720KN In drilling and work over, ...