Hot Selling API SPEC 5DP OCTG Pipe Tube Drill Pipe
Hot Selling API SPEC 5DP OCTG Pipe Tube Drill Pipe A rod in a drilling tool that connects and transmits power. The common components of drill string are drill bit, collar, drill pipe, stabilizer, special joint and square drill pipe. The basic...
steel pipes, seamless steel pipes, welded steel pipes, SSAW steel pipes, LSAW steel pipes, ERW steel pipes, stainless steel pipes, pipe fittings, etc