Coke standards of various countries
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Some quality standard indicators for metallurgical coke in China, the former Soviet Union, Japan, Poland, the UK, the US, Germany, and France:Mt,%: 4.0–6.0; <5; 3–4; <6; <3; <5
Vad,%: <1.9; 1.4–1.8; 0.7–1.1
Aad,%: I. ≥12.0; II. ≥13.5; III. ≥15.0; 10–12; 10–12; 11.5–12.5; <8; 6.6–10.8; 9.8–10.2; 6.7–10.1
St,md,%: I. ≥0.6; II. ≥0.8; III. ≥1.0; 1.79–2.0; <0.6; <0.6; 0.54–1.1; 10.9–1.2; 0.7–1.1
Size in mm: >25; >40; 40–80; 25–80; 15–75; >40; 20–63; >20; 20–51; 40–80; 40–80; 40–60
M40: I. ≥80.0; II. ≥76.0; III. ≥72.0; IV. ≥65.0; I. 73–80; II. 68–75; III. 62–70; 75–80; I. 63–69; II. 52–63; III. 45–52; >75; >84; >80
M10: I. <8.0; II. <9.0; III. <10.0; IV. <11.0; I. 8–9; II. 9–10; III. 10–14; I. 8–9; II. <12; III. <13
CRI%: 26–35; 26–30; 26.7; 27.7
CSR%: >57; 50–60; 60.7; 58.5