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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.
Easy-to-Machine 41L40 Alloy Steel
- Yield Strength: 85,000 psi
- Hardness: Rockwell B95 (Medium)
- Heat Treatable: Yes
- Max. Hardness After Heat Treatment: Not Rated
- Specifications Met: ASTM A108
The addition of lead gives 41L40 the best machinability of all the alloy steel we offer.
Certificates with a traceable lot number are available for these products. Download certificates from ORDER HISTORY after your order ships.
| Dia. | Dia. Tolerance | Straightness Tolerance | 1 ft. Lg. | 3 ft. Lg. | 6 ft. Lg. | |
| 5/16" | -0.003" to 0" | 3/16" per 10 ft. | 00000000 | |||
| 3/8" | -0.003" to 0" | 3/16" per 10 ft. | 00000000 | |||
| 1/2" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 9/16" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 5/8" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 11/16" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 3/4" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 7/8" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 1" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 1 1/8" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 1 1/4" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 1 3/8" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 1 1/2" | -0.003" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 2" | -0.004" to 0" | 3/16" per 10 ft. | 0000000 | |||
| 2 1/2" | -0.004" to 0" | 3/16" per 10 ft. | 0000000 |