Stainless Steel 440C in bar
SPECIFICATIONS: GRADE STAINLESS STEEL 440C, AISI 440C, UNS S44004
Castle Metals provides Stainless 440C in bars throughout our distribution network, which spans the United States, Mexico, Canada, France, U.K, Singapore, and Shanghai. When customers call us about 440C, sometimes we also hear about anxiety managing their cash flow. When Castle hears this, it triggers conversations around inventory, process or contract solutions that best fit the customer's situation.
Stainless Steel 440C is a high carbon chromium stainless steel. It has great corrosion resistance when hardened. It shows great resistance to wear and abrasion. It is magnetic in all conditions and yields the highest hardnesses of hardenable stainless steels.
440C Bearing Quality (BQ) is a Martensitic stainless steel with high strength, corrosion resistance and hardness obtained by low temperature heat treatment.
Bar Properties
Grade 440C Bar Properties
grade | shape | size range | tensile ksi | yield ksi | elongation % | Red. of area % | brinell hardness | relative machinability* | specification |
440C | Rounds | 1/4" - 8" | 110 | 65 | 14 | 25 | 230 | 40% | AMS 5630 / ASTM A-276 |
440C BQ |
Rounds | 1/2" - 6" | - | - | - | - | - | - | AMS 5630/5880 / ASTM A-276/ A-756 |
For more information, see Stainless Steel Bars Quick Guide
Chemistry(range or Maximum in %)
Chemistry (range or maximum in %)
GRADE | C | MN | S | NI | CR | OTHER |
440C | .95/1.20 | 1.00 | 0.03 | 0.75 | 16.00/18.00 | Mo .40/.65 Cu .50 |
440C BQ |