D2 Information & Composition

Phone: 425-868-5880       Fax: 425-898-7715

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This steel is almost stainless. Some people say it takes a bad edge and holds it all day long. I disagree with this statement. I think D2 is a great steel that works well in knives.

Data Sheets:

Bohler K110 (D2)
Carpenter D2
Crucible AIRDI 150 (D2)
Latrobe LSS D2
Uddeholm Sverker 21 (D2)

Heat Treating Information:

Preheat: Heat to 1100°-1200°F, equalize, then to 1400°-1450°F, equalize.

Austenitize: 1825°-1875°F, hold time at temperature 30-45 minutes. Quench in air or positive pressure quench to below 150°F.

Temper: Two times at 400°-1000°F 2 hours minimum each time. Cool to room temperature between tempers.

Cryogenic Treating: After the first temper may improve long term dimensional stability by transforming retained austenite. Any cryogenic treatment must be followed by a temper.

Heat Treating Services:

Pacific Metallurgical
Paul Bos Heat Treating
Peters Heat Treating
Stack Metallurgical Services

Blade Steel Inventory
Blade Steel Information & Composition

Ordering Information Phone 425-868-5880        Fax 425-898-7715