NEW YORK — Domestic stainless steel mills have raised most surcharges for January on the back of higher raw material prices.

West Chester, Ohio-based AK Steel Corp. has set its surcharges at 77.47 cents per pound for Type 304 material, up 6 percent from 73.1 cents this month; 51.23 cents per pound for Type 201, up 3.8 percent from 49.37 cents; and $1.0941 per pound for Type 316, up 6.3 percent from $1.0295. Its surcharge for Type 430 material, which contains no nickel, has been set at 21.28 cents per pound, down 2.4 percent from 21.81 cents.

ATI Allegheny Ludlum Corp., part of Pittsburgh-based Allegheny Technologies Inc. (ATI), has set its January surcharges at 77.51 cents per pound for Type 304, up 6.2 percent from 72.99 cents; 50.56 cents per pound for Type 201, up 4.1 percent from 48.56 cents; $1.0945 per pound for Type 316, up 6.2 percent from $1.0307; and 21.28 cents per pound for Type 430, down 1.9 percent from 21.69 cents.

North American Stainless Inc. (NAS), Ghent, Ky., has set its surcharges at 77.5 cents per pound for Type 304, up 6.2 percent from 72.98 cents; 49.74 cents per pound for Type 201, up 4.2 percent from 47.72 cents; $1.0945 per pound for Type 316, up 6.2 percent from $1.0307; and 21.28 cents per pound for Type 430, down 1.9 percent from 21.69 cents.