1. Strong Clamping 10% more powerful than international same type products for welding machine of internal alignment clamp ;

2. High matching accuracy unfitness of butt joint for welding machine of internal alignment clamp  is below 1mm;

3. Drive and brake of welding machine of internal alignment clamp : Double wheels drive, pneumatic motoe with international top class setting, powerful strength linkage design of drive and brake, sage and reliable brake;

4. Patent design square linkage between ord and clamp shoes of welding machine of internal alignment clamp  ,. It improves crash proof capacity and twist proof capacity of clamp shoes. It decreased the obstacle rate and change frequency of spare parts so that it improves the project accuracy and effect.