DIN 13-28:1975-09 ISO Metric Screw Threads; Coarse and Fine Screw Threads from 1 to 250 mm Screw Thread Diameter; Root Cross-sections, Tensile Stress Cross-sections and Pitch Angles
1975DIN 13-28:1975-09 ISO Metric Screw Threads; Coarse and Fine Screw Threads from 1 to 250 mm Screw Thread Diameter; Root Cross-sections, Tensile Stress Cross-sections and Pitch Angles
1975DIN 13-28:1975 ISO Metric Screw Threads; Coarse and Fine Screw Threads from 1 to 250 mm Screw Thread Diameter; Root Cross-sections, Tensile Stress Cross-sections and Pitch Angles