# Alloy Steel Square Bar, 12 in L, 2 in W

4142 Alloy Steel Square Bar, Material Alloy Steel, Material Grade 4142, Thickness 2 in, Thickness Tolerance +0.010 in/-0.045 in, Overall Length 12 in, Overall Width 2 in, Fabrication Hot Rolled, Heat Treatable Yes, Heat Treatment Pre-Hardened, Yield Strength 93,000 psi, Tensile Strength Not Rated, Brinell Hardness 261, Rockwell Hardness C28 to C32, Machinability 63 Percent, Standards ASTM A322, Length Tolerance +/-1 in, Maximum Temperature 1,000 Degrees F, Shape Square Bar

graingerSKU: , mscSKU: , zoro\_no: G401917256, mongo\_id: 65bbe58b3aaddbd5a9fcd731

## Details

- **Price:** 95.05 USD
- **Vendor:** Zoro Select
- **Type:** Alloy Steel Sheets
- **Tags:** DESCRIPTION_UPDATE

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 95.05 USD | In stock |

## Images

- Z4wt7zhcpEx_.JPG

---

> Source: [The Tools Man](https://www.thetoolsman.com/products/zoro-select-alloy-steel-square-bar-12-in-l-2-in-w-42ds2-12)
> Updated: 2026-09-02