螺旋钻领

螺旋钻领

原价: 1 500 USD
中国
qihui zhang
联系人姓名

基本信息

出生地 Shanxi China (Mainland)
牌子的名字 Jinzuan
The spiral drill collar is one of our product family. Three RH spiral grooves is made in outside surface of drill collar in order to reduce the contract area with the wellface and the steering resistance, which can prevent differential pressure sticking. The weight of spiral drill collar is 4% lighter than drill collar of the same size. The shapes of both ends is the same as round drill collars. Spiral drill collars are classified into typeand type according to the difference of spiral grooves. Drill collar dimension SpecificationsThreadtypeD/ODD/IDL mmTaiwan shoulder chamfer diameterReference bending strength ratiomminmminDF mmNC23-3179.43 1/831.81 1/4915076.2 2.57:1NC26-35(2 3/8IF)88.93 1/238.11 1/2915082.9 2.42:1NC31-41(2 7/8IF)104.84 1/850.829150or9450100.42.43:1NC35-47120.74 3/450.829150or9450114.72.58:1NC38-50(3 1/2IF)127.0 5 57.22 1/49150or9450121.0 2.38:1NC44-60152.46 57.22 1/49150or9450144.5 2.49:1NC44-62158.86 1/457.22 1/49150or9450149.2 2.91:1NC46-62(4IF)158.86 1/457.22 13/169150or9450150.0 2.63:1NC46-65(4IF)165.16 1/271.42 1/49150or9450154.8 2.76:1NC46-65(4IF)165.16 1/257.22 13/169150or9450154.83.05:1NC46-67(4IF)171.46 3/471.42 1/49150or9450159.5 3.18:1NC50-67(4 1/2IF)171.46 3/457.22 13/169150or9450159.5 2.37:1NC50-70(4 1/2IF)177.87 71.42 1/49150or9450164.7 2.54:1NC50-70(4 1/2IF)177.87 57.22 13/169150or9450164.7 2.73:1NC50-72(4 1/2IF)184.27 1/471.42 13/169150or9450169.5 3.12:1NC50-77196.87 3/471.42 13/169150or9450185.3 2.70:1NC50-80203.28 71.42 13/169150or9450190.1 3.02:16 5/8REG209.68 1/471.42 13/169150or9450195.6 2.93:1NC61-90228.69 71.42 13/169150or9450212.7 3.17:17 5/8REG241.39 1/276.23 9150or9450223.8 2.81:1NC70-97247.69 3/476.23 9150or9450232.6 2.57:1NC70-100254.0 1076.23 9150or9450237.3 2.81:1 AB Type Drill collar mechanical propertiesOD scopeYield strength MpaTensile strength MpaElongation %Brinell har dness HBCharpy im pact Jmmin79.4-174.63 1/8-6 7/8≥758≥965≥13≥285≥54177.8-279.47-11≥689≥931≥13≥285≥54

交货条款及包装

端口: Tianjin Xin port or Qingdao port

付款条款

Letter of credit

Telegraphic transfer

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