China Friction Welding DTH Drill Pipe DTH Drill Rod

Friction Welding DTH Drill Pipe DTH Drill Rod
DTH Drill rod is made of high quality material detected by spectrograph, impact and tension test.
With fully digitized processing line introduced from Japan with integral heat treatment equipment
Anti adhesion thread with nitrogen treatment on surface make it easier for handling.
metallography detection, hardness test, magnaflux inspection, ultrasonic flaw detection, tensile test and impact test ensure products quality.
Length: 1, 000mm ~ 9, 000mm;
Diameter: 76mm (3") ~ 146mm (5-3/4");
Wall Thickness: 5.5mm ~ 8mm;
Connection Thread: 2 3/8", 2-7/8", 3-1/2", 4 1/2" API Reg. Or API IF Thread.
Xiamen Bestlink Factory Co., Ltd since 1985 is committed to providing the best drilling and cutting machine, tools and accessories products in marble and granite stone quarrying, as well as in civil engineering application, especial demolition project. It is now a leading manufacturer of cutting and drilling equipment for the extraction of marble, granite and ornamental stones in china.
Most of our products are of our own proprietary intellectual property rights, such as Pneumatic mobile rock drill, DTH driller, Hydraulic splitting machine, Hydraulic stone stamping machine, Mushroom stone machine.


Outer diameter mmThreadWall thickness mmLength mmWrench flat mmPart No.Weight approx kgRD thread70RD 50-64300055240-8330,40-0423.2764150065240-8415,40-0416764200065240-8420,40-0419764300065240-8430,40-0426API Reg thread762 3/8 API Reg4100065210-8410,40-041176 4150065210-8415,40-041576 4200065210-8420,40-041876 4300065210-8430,40-042576 6.3100065210-8410,40-061476 6.3150065210-8415,40-062076 6.3200065210-8420,40-062576 6.3300065210-8430,40-063689 410006510-8510,40-041489 4150065210-8515,40-041889 4200065210-8520,40-042389 4300065210-8530,40-043189 6.3100065210-8510,40-061789 6.3150065210-8515,40-062489 6.3200065210-8520,40-063089 6.3300065210-8530,40-0643892 7/8 API Reg6.3300065212-8530,40-0643102 6.3300075212-8630,40-06521143 1/2 API Reg4300095214-8730,40-0446114 6.3100095214-8710,40-0627114 6.3150095214-8715,40-0635114 6.3200095214-8720,40-0644114 6.3300095214-8730,40-0660114 6.3450095214-8745,40-0686114 6.3600095214-8760,40-06111114 8.8100095214-8710,40-0829.5114 8.8200095214-8720,40-0854114 8.8300095214-8730,40-0877114 8.8600095214-8760,40-08134API IF thread892 3/8 API IF6.3200065211-8520,40-063189 4300065211-8530,40-04311142 7/8 API IF6.3600095213-8760,40-06112