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- ( -20-F6, . EN 13813), 1 20 , , , , .
25 6 , - . 3 . . , . - "". , , . 35 /.
25 kg > 20 N/mm² . 1280 kg/m³ 20 mm 1 mm > 6 N/mm² . 1.5 kg/m²/mm . 16.5 m²/ 1 mm . 6 l/ (= 24%) . 30 . 0.3 mm 1 = 48 = 1 200
.png&img_width=400&ratio=strict)
- ( -20-F6, . EN 13813), 1 20 , , , , .
25 6 , - . 3 . . , . - "". , , . 35 /.
25 kg > 20 N/mm² . 1280 kg/m³ 20 mm 1 mm > 6 N/mm² . 1.5 kg/m²/mm . 16.5 m²/ 1 mm . 6 l/ (= 24%) . 30 . 0.3 mm 1 = 48 = 1 200