Electrofusion flange

DN50-DN630 Pressure Grade: SDR11 Material: Carbon steel Connection method: Electrofusion welding between pipe and flange head, fastened and connected by flange bolts Service life: 50 years under normal use Application: Sealed connection between pipelines and valve equipment Features: Excellent sealing performance, corrosion and pressure resistance, easy disassembly and maintenance, stable and leakproof