石油管線螺紋量規StandardNo.GB9253.7 公稱直徑螺距錐度塞規PLUG環規RINGGagecodePitch.TaperLDL1/8 LP0.94071：168830111/4 LP1.411110030163/8 LP11138161/2 LP1.814312740213/4 LP127452311 LP2.2087142542611/4 LP142622611/2 LP14368272 LP144832821/2 LP3.175017699413 LP1771174231/2 LP178130434 LP180146455 LP182173476 LP185石油鉆桿量規StandardNo.GB/T4749公稱直徑螺距錐度GagecodeToothNo.PitchTaperNC1064.2331：8NC12NC13NC16NC2346.3501：6NC26NC31NC35NC38NC40NC44NC46NC50NC561：4石油套管螺紋量規StandardNo.GB/T9253.5 公稱直徑螺距錐度塞規PLUG環規RINGGagecodeToothNo.TaperLDL41/2 CSG81：1617816041.2755 CSG18717060.32551/2 CSG19018563.50065/8 CSG21421569.8507 CSG21422569.85075/8 CSG21724073.02585/8 CSG22128076.20095/8 CSG22129076.200103/4CSG28932079.375113/4CSG28934579.375133/4CSG28939079.37516 CSG30745392.075185/8CSG30752092.07520 CSG30755592.075