Rolled copper-nickel

Product name, GOST or TU Alloy Mark Wall thickness, mm Width, mm Length, mm Material state Band for blasting caps GOST 1018 MN19 0,28; 0,47; 0,50 18 - 100   Soft Copper-nickel band GOST 5187 MN19 0,13 - 2,0 20 - 600   Soft, hard MNts 15-20 0,2 - 1,2 20 - 600   Soft, semi-hard, hard, extra hard 1,3 - 2,0 Soft, semi-hard, hard Strips from copper-nickel alloys GOST 5063 MNZ 15-20 MN19 12,0 - 20,0 200 - 600 500 - 2000 Hot-rolled 0,5 - 15,0 40 - 600 500 - 2000 Soft, hard Special-purpose nickel-silver band TU 48-21-304-86 MNMts50-10-5 0,86 - 2,00 102 - 200   Hard Mechanical properties Product name, GOST or TU State Point of maximum load, s, MPa (kg/mm 2) Elongation, d , %, min Band MN19 GOST 1018 Soft 290 - 370 (30 - 38) 32 Band MN19 GOST 5187 Soft 290 (30) min 25 Hard 390 (40) min 2,5 Band MNTs 15-20 GOST 5187 Soft 340 (35) min 30 Semi-hard 440 - 540 (45 - 55) 4 Hard 540 - 690 (55 - 70) 2 Extra hard 690 (70) min - Strips MN19 GOST 5063 Soft 290 (30) min 30 Hard 390 (40) min 3 Strips MNTs 15-20 GOST 5063 Soft 340 (35) min 35 Hard 540 (55) min 1 Extra hard 640 (65) min 1 Band MNMts 50-10-5 TU 48-21-304-86 Hard 590 (60) min for thickness to 1,2 mm inclusive 3 540 (55) ) min for thickness to 1,2 mm Copper-nickel alloy chemical composition In percentage terms Alloy name, GOST or TU Basic elements Mn Ni+Co Zn Cu Cupronickel MN19 GOST 492 - 18 - 20 - The rest Nickel-silver MNMts 50-10-5 TU 48-21-304-86 3,5 - 4,7 3,8 - 11,2 The rest 50 - 53 Nickel-silver MNTs 15-20 GOST 492 - 13,5 - 16,5 18 - 22 The rest Alloy name, GOST or TU Impurities, max Fe Si Mg Mn Pb S C Bi Sb P As Zn Total Cupronickel MN19 GOST 492 0,5* 0,15* 0,05 0,30 0,005 0,01 0,05 0,002 0,005 0,010 0,010 0,3 1,50 Nickel-silver MNMts 50-10-5 TU 48-21-304-86 0,6 0,15 - - 0,020 - - 0,002 0,002 - - - 0,90 Nickel-silver MNTs 15-20 GOST 492 0,30 0,15 0,05 0,30 0,020 0,005 0,03 0,002 0,002 0,005 0,010 - 0,90 * - For GOST 1018 bands silicon content shouldn’t exceed 0,05%, iron content - 0,30%

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