Pipe clamp with expansion compensation, pipes that are exposed to larger temperature fluctuations must not be rigidly connected to the supporting surface, when the clamp is tightened the pipe remains freely movable and offers no resistance to the natural change in length of the pipe, suitable for fastening copper pipes, for fastening to existing galvanized profiles with 16 - 17 mm slot width and 30 mm width, base plates made of stainless steel DRSU... (please order separately) are available, which counteract the stress corrosion between the C-profile and the pipe, including lock nut for securing against vibrations. for anchor/profile rails: 2970 E3 (or equivalent material quality) with 16 - 17 mm slot width Dimensions (approx. dimensions) for pipe Ø: 12 mm Hammer foot bracket material: stainless steel, material no. 1.4301, 1.4303 Pan material: stainless steel, material no. 1.4301, 1.4303