... . ISO9001:2000 certificate. tight coupling,long service life liquid pipe clamps.Application: Pipe clamp, metal clamp, connnetion parts, gas or liquid pipes ... , tube clamps,high strength clamps, drainage pipe clamps.Material: stainless steel, carbon steel, alloy steel, copper, iron ... ,polishing,burring.Features: easy assembling,anti-rust,anti-corrosion,durable pipe clamp