Circles

Brass circles are extremely suitable for decoration of architectural elements, surfaces and accessories, as well as for various industrial applications.
- Circles Properties
Specifications
General applications (sheets & strips) EN 1652 Industrial applications (typical for strips) EN 1652 Strips and discs for ammunition products made in conformance to client's requirements. Products can also be supplied in conformance to respective international standards, such as ASTM series as well as JIS series. Tolerances tighter than specified in above standards are available upon request.
Alloys (according to EN 1652 standards)
Symbol Number Cu(%-min) CuZn0,5 CW119C CuZn10 CW501L 89 - 91 CuZn15 CW502L 84 - 86 CuZn28 2.0261 (DIN 17660) CuZn30 CW505L 69 - 71 CuZn33 CW506L 66 - 68 CuZn35 C26800 (ASTM) 64 - 68,5 CuZn36 CW507L 63,5 - 65,5 CuZn37 CW508L 62 - 64 CuZn40 CW509L 59,5-61,5 Mechanical Properties
Alloy Temper Tensile Strength Yield Strength Elongation (min) Hardness CuZn0,5 R220 220 - 260 140 min 33 - H040 - - - 40 - 65 R240 240 - 300 180 min 8 - Η065 - - - 65 - 95 R290 290 - 360 250 min - - H085 - - - 85 - 115 R360 360 min 320 min - - H110 - - - 110 min CuZn10 R240 240 - 290 140 min 36 - H050 - - - 50 -80 R280 280 - 360 200 min 13 - H080 - - - 80 -110 R350 350 min 290 min 4 - Η110 - - - 110 min CuZn15 R260 260 - 310 170 max 36 - Η055 - - - 55 - 85 R300 300 - 370 150 min 16 - H085 - - - 85 - 115 R350 350 - 420 250 min 4 - H105 - - - 105 - 135 R410 410 min 360 min - - Η125 - - - 125 min CuZn28 (2.0261)
(according to DIN)
F27 270 - 350 160 max 45 - H55 - - - 55 - 90 F35 350 - 420 200 min 30 - H90 - - - 90 - 125 F42 420 - 520 340 min 12 - H125 - - - 125 - 160 F52 520 min 470 min 5 - H160 - - - 160 min CuZn30 R270 270 - 350 160 min 40 - Η055 - - - 55-90 R350 350 - 430 170 min 21 - Η095 - - - 95 - 125 R410 410 -490 260 min 9 - H120 - - - 120 -155 R480 480 min 430 min - - H150 - - - 150 min CuZn33 R280 280 - 380 170 max 40 - Η055 - - - 55 -95 R350 350 - 440 170 min 19 - H095 - - - 95 - 125 R420 420 - 500 300 min 6 - H125 - - - 125 - 155 R500 500 min 450 min - - H155 - - - 155 min CuZn36 & CuZn37 R300 300 - 370 180 max 38 - H055 - - - 55 - 95 R350 350 - 440 170 min 19 - H095 - - - 95 - 125 R410 410 - 490 300 min 8 - Η120 - - - 120 -155 R480 480 - 560 430 min 3 - Η150 - - - 150 -180 R550 550 min 500 min - - Η170 - - - 170 min CuZn40 R340 340 - 420 240 max 33 - H085 - - - 85 -115 R400 400 - 480 200 min 15 - H110 - - - 110 -140 R470 > 470 390 min 6 H140 - - - 140 min Other high-performance and coinage alloys: according to international or customer specification.
- Circles Characteristics
Packing
In pallets or wooden cases of 500 kg.
Product Range (Circles Diameters in mm)
50 103,2 160 215 275 325 385 450 530 56,8 105 165 215,9 276,2 330 387,4 455 533,4 60 108 170 220 279,4 333,4 390 457,2 535 61,1 110 171,5 222,3 280 335 393,7 460 536,6 63,5 115 175 225 285 336,5 395 465 540 65 117,5 177 228,6 290 340 398 470 550 68 120 177,8 230 292,1 342,9 400 473 560 70 125 180 235 292,9 345 405 475 570 74 127 183 240 295 350 406,4 480 580 75 130 184,1 241,3 296 355 410 482,6 600 76,2 133,4 185 242 298,5 355,6 415 485 610 77,8 135 187,3 245 300 360 419,1 490 620 80 140 190 247,7 304,8 365 420 495 635 82,6 145 190,5 250 305 368,3 423 500 650 85 148 195 254 310 370 425 505 690 88,9 150 196,9 255 311,2 374 430 508 700 90 152,4 200 260 315 375 431,8 510 735 95 155 203,2 265 315,9 377,8 435 515 750 100 156 205 266,7 317,5 380 440 520 * 101,6 158,8 210 270 320 381 444,5 525 * other sizes from 400 mm up to 1.500 mm, with different tolerances, may be produced upon request.
Cartridge Discs
Also CuZn30 can be supplied in the form of precision cut discs for ammunition shells, up to the maximum thickness of 30mm.