Description
Black Phosphate FinishFor cold bending with tube benders or by hand, a bend radius of 3 x the external tube diameter is recommended StandardsDIN 2391/C Hydraulic Seamless Tube Metric sizes of cold drawn steel tube in fine grain quality (RR) material type ST37.4 to DIN 1630 NBK. Tube manufactured to DIN 2391/C and supplied in 2m lengths, with capped ends to prevent dirt ingress. Tensile strength RM is 340N/mm2 minimum. Yield point ReH is 235N/mm2 minimum. Ductile yield A5 (longit) is 25% minimum. Temperature range (without pressure reduction) is -40C to +120C. The tubes are compatible with the range of EO hydraulic tube fittings, for fluid applications.
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