II 76PD 114RD

m         =          4 mm

n          =          12 mm

CH       =          14 mm for 20SD

                        18 mm for 25SD

Pipe Thk. tolerance (-10%)

A-Class = 3.2 mm

B-Class = 3.6 mm

C-Class = 4.5 mm

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Optional RD 127 & 140 available