Product Related

Heat treatment is a significant processing technic in metal cutting tools and spare parts. Hongli threading dies are with high requirement for heat treatment.

Because the additional pressure on the pipe wall is small and it is cost-effective, thread connection is one of the widely used structures in engineering construction.

8 Connection Methods Commonly Used in Building Pipes

Heavy duty pipe stand , strong and flexible.
Steel with high weight capacity.

A150 is excellent quality with powerful motor
drain cleaning machine for max 6" pipe inner cleaning

H14S cold pipe cutter :
Cold cutting without spark and chip
Heavy duty for 10 to 14 inch pipes in diameter

π Tape is a common tool to check pipe grooving depth of pipe grooving machines.

1. Full manufacturing line of A150 drain cleaning machine
2. For 19 mm to 150 mm pipe drain cleaning
3. Equipped with 750 W motor,110 V,220 V for option
4. Ideal for household and construction site