Pipe clamp manufacturer / supplier in China, offering Heavy-Duty Pipe Clamp Electro-Galvanized Carbon Steel & Ductile Iron Qt450 for GB/T 3091 JIS G3454 Pipe Seismic Protection, High-Strength Electro-Galvanized Pipe Clamp 2"~8" Carbon Steel & Ductile Iron Qt450 UL CE Approved, Seismic-Resistant Pipe Clamp Carbon Steel & Ductile Iron Qt450 Electro-Galvanized Fit Sch 10/Sch 40 Sprinkler Pipe Against Sway and so on.