What's the advantage of FCD50 ductile iron?
Ductile cast iron pipes are called ductile iron pipes.
The threading pipe threading pipe application of flame retardant PVC line pipe, the pipe wall surface should be smooth, the wall thickness required was not broken finger pinch strength, but also should have the certificate. You can also use the national standard galvanized pipe as threading pipe.
Ductile iron generally large diameter, pipe wall thickness, crisp texture, low strength, low price, is an economic water supply pipe, the normal service life of up to 20~25 years.
