Grade Equivalence
Ravne | SIJ Brand | W. No. | DIN | AISI / SAE | JIS
BRM2 | SIRAPID 3343 | 1.3343 | S 6-5-2 | M-2 | SKH 51
BRM3 | SIRAPID 3344 | 1.3344 | S 6-5-3 | M-3 | SKH 53
BRM4 | SIRAPID 3351 | 1.3351 | S 6-5-4 | M-4 | SKH 54
BRCMO | SIRAPID 3243 | 1.3243 | S 6-5-2-5 | M-35 | SKH 55
BRCMO2 | SIRAPID 3247 | 1.3247 | S 2-10-1-8 | M-42 | SKH 59
BRW | SIRAPID 3355 | 1.3355 | S 18-0-1 | T-1 | SKH 2
BRC | SIRAPID 3255 | 1.3255 | S 18-1-2-5 | T-4 | SKH 3
BRC3 | — | 1.3265 | S 18-1-2-10 | T-5 | SKH 4
BRCV | SIRAPID 3202 | 1.3202 | S 12-1-4-5 | T-15 | SKH 10
BRU | — | 1.3207 | S 10-4-3-10 | T-42 | SKH 57
HSS 10%W+5%Co | — | 1.3251 | S 12-1-2-5 | — | —
Grade Details
BRM2 — S 6-5-2 / M-2
BRM3 — S 6-5-3 / M-3
BRM4 — S 6-5-4 / M-4
BRCMO — S 6-5-2-5 / M-35
BRCMO2 — S 2-10-1-8 / M-42
BRW — S 18-0-1 / T-1
BRC — S 18-1-2-5 / T-4
BRC3 — S 18-1-2-10 / T-5
BRCV — S 12-1-4-5 / T-15
BRU — S 10-4-3-10 / T-42
HSS 10%W+5%Co — S 12-1-2-5 / —
Powder Metallurgy (PM) Steels
Powder Metallurgy HSS grades offer a finer, more uniform carbide distribution than conventional HSS, resulting in superior toughness, grindability and wear resistance — especially at very high alloy contents.
Grade Equivalence
Ravne | Bohler | ERA Steel | ASSAB
RAVNE 23 | S 290 | ASP 2023 | —
RAVNE 30 | S 390 | ASP 2030 | HAP 40