Established in 1991, NFF has nearly 30 years of experience of industrial pipe fittings manufacturing. We have 210 employees, 37551㎡ factory, registered capital of 58 million RMB, production capacity of 30,000 tons/year and annual sales volume of 200-300 million RMB.
Forming
We have over 160 manufacturing equipment and more than 700 tools and molds to manufacture various pipe fittings.
5 Pipe fittings cold press forming machine and their maximum bending diameter is DN600, DN400，DN250, DN100 and DN40.
We have 3 tee cold press forming machines for manufacturing tees. Their master cylinder tonnage is 1200T, 1000T and 65T.
We have 3 hot press forming machines. Medium frequency induction heating is adopted. Their master cylinder tonnage is 800T, 300T and 200T.
Heat treatment
Heating ovens and cooling devices are adopted to conduct normalizing, annealing, tempering or solid solution treatment. The maximum processing temperature is 1200℃.
Processing
Automatic welding machine is adopted for the manufacturing of large size welded pipe fittings.
Shot blasting machine is used to remove rust and oxides on pipes.
Pickling process increases surface protection of stainless teel fittings.
Machining equipment process the inside, outside and ends of pipe fittings.
Raw materials
Stainless steel pipes storage warehouse
Carbon steel pipes and alloy pipes storage warehouse
