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About Steel
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Compare over 50 grades of steel and cast iron to find the right material for you—all with material certificates for traceability.
Ultra-Machinable Gray Iron Sheets
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Gray cast iron machines faster with less wear on cutting tools than most types of steel. It also absorbs vibration, so finished parts run quieter than those made of steel. It's often fabricated into gears, pulleys, and bushings.
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Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
Wd. | Lg., ft. | Fabrication | Yield Strength | Hardness | Max. Hardness After Heat Treatment | Specs. Met | Each | |||
|---|---|---|---|---|---|---|---|---|---|---|
3/8" Thick (0" to 0.125" Tolerance) | ||||||||||
| 2 1/8" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8928K711 | 000000 | ||
| 2 1/8" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8928K15 | 000000 | ||
| 3 1/8" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8928K721 | 00000 | ||
| 3 1/8" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8928K17 | 000000 | ||
1/2" Thick (0" to 0.125" Tolerance) | ||||||||||
| 2 1/8" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8928K761 | 00000 | ||
| 2 1/8" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8928K28 | 000000 | ||
1 1/4" Thick | ||||||||||
| 2 1/4" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K771 | 00000 | ||
| 2 1/4" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K772 | 000000 | ||
| 6 1/4" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K811 | 000000 | ||
| 6 1/4" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K812 | 000000 | ||
2 5/8" Thick (0" to 0.125" Tolerance) | ||||||||||
| 2 5/8" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K321 | 000000 | ||
| 2 5/8" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K322 | 000000 | ||
| 3 1/8" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K331 | 000000 | ||
| 3 1/8" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K332 | 000000 | ||
| 6 1/8" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K351 | 000000 | ||
| 6 1/8" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K352 | 000000 | ||
| 8 1/8" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K361 | 000000 | ||
| 8 1/8" | 2 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8923K362 | 000000 | ||
2 3/4" Thick (0" to 0.125" Tolerance) | ||||||||||
| 12 1/4" | 1 | Cast | Not Rated | Rockwell C20 (Hard) | Rockwell C50 | ASTM A247 | 8925K37 | 000000 | ||
Impact-Resistant Ultra-Machinable Ductile Iron Bars
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Ductile cast iron is strong, resilient, and able to handle repeated stress without breaking. It also absorbs vibration, so finished parts run quieter than those made of steel.
Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
Wd. | Fabrication | Yield Strength, psi | Hardness | Max. Hardness After Heat Treatment | Specs. Met | 1 ft. Long | 2 ft. Long | 3 ft. Long | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
1" Thick (0" to 0.25" Tolerance) | |||||||||||
| 1 1/2" | Cast | 55,000 | Rockwell C20 (Hard) | Rockwell C60 | ASTM A536 | 89175K51 | 000000 | — | 0000000 | ||
| 2 1/2" | Cast | 55,000 | Rockwell C20 (Hard) | Rockwell C60 | ASTM A536 | 89175K52 | 000000 | — | 000000 | ||
2" Thick (0" to 0.25" Tolerance) | |||||||||||
| 2 1/2" | Cast | 55,000 | Rockwell C20 (Hard) | Rockwell C60 | ASTM A536 | 89175K58 | 000000 | — | 000000 | ||
| 3 1/2" | Cast | 55,000 | Rockwell C20 (Hard) | Rockwell C60 | ASTM A536 | 89175K59 | 000000 | — | 000000 | ||
2 1/4" Thick (0" to 0.25" Tolerance) | |||||||||||
| 4 1/4" | Cast | 45,000 | Rockwell C10 (Medium) | Rockwell C50 | ASTM A536 | 7530N11 | 000000 | 0000000 | — | ||
3 1/4" Thick (0" to 0.25" Tolerance) | |||||||||||
| 3 1/4" | Cast | 45,000 | Rockwell C10 (Medium) | Rockwell C50 | ASTM A536 | 7530N12 | 000000 | 000000 | — | ||
| 4 1/4" | Cast | 45,000 | Rockwell C10 (Medium) | Rockwell C50 | ASTM A536 | 7530N115 | 000000 | — | — | ||
4 1/4" Thick (0" to 0.25" Tolerance) | |||||||||||
| 4 1/4" | Cast | 45,000 | Rockwell C10 (Medium) | Rockwell C50 | ASTM A536 | 7530N116 | 000000 | — | — | ||
5 1/4" Thick (0" to 0.25" Tolerance) | |||||||||||
| 5 1/4" | Cast | 45,000 | Rockwell C10 (Medium) | Rockwell C50 | ASTM A536 | 7530N118 | 000000 | — | — | ||
6 1/4" Thick (0" to 0.25" Tolerance) | |||||||||||
| 6 1/4" | Cast | 45,000 | Rockwell C10 (Medium) | Rockwell C50 | ASTM A536 | 7530N122 | 000000 | — | — | ||
HDPE Mesh Fabric
