Caratteristiche Materiali wdt_ID MATERIAL BREAKAGE LOAD KG/MM RELEASE LOAD KG/MM ALLUNGAMENTO % DUREZZA BRINEL 1 Brass tubes, round and hexagonal 43÷56 35÷54 5 110÷170 2 Brass sheets annealed/hardened 38 / 44÷52 16 / 35÷50 45 / 8 80 / 110÷160 3 Watchmaking sheets 46÷56 38÷54 5 130÷180 4 Brass strips annealed/hardened 34 / 40÷52 130 / 32÷50 55 / 10 65 / 105÷160 5 Brass wire annealed/hardened 32÷40 / 50÷75 — / — 36÷38 / 2 — / — 6 Flat – Round – Square Hexagonal – Semi-circular Semi-circular brass 42÷60 15÷58 5÷12 100÷170 7 Copper tubes annealed/hardened 21 / 30 — / — 38 / 4 40 / 80 8 Copper sheets and strips, annealed/hardened 21 / 29 — / — 42 / 5 40 / 80 9 Copper plates – round, square 29 — 5 80 10 Anticorodal tubes - round, square, rectangular 20,5 16,6 11 60 MATERIAL BREAKAGE LOAD KG/MM RELEASE LOAD KG/MM ALLUNGAMENTO % DUREZZA BRINEL