Penn Stainless inventories stainless square bar from 3/16” thru 4” in 303, 304/L, 316/L, 410, 416, and 440C stainless. In many sizes, stainless square bar is available in our proprietary brand of machining bars: PennMet 2000. PennMet 2000 offer Superior machinability and lower cost machined parts. Our stainless bar processing equipments enables Penn Stainless to produce parts to our customers’ precise requirements. Please review our stainless rounds, hexes and rolled flat products for a full overview of stainless bar products. Contact a Penn Stainless sales associate for pricing and delivery for our stainless bar products.
| Size in Inches | Wt per Ft | Wt per 12' | 303 | 304/L | 316/L | 416 |
| 3/16" | 0.120 | 1.440 | X | X | X | P |
| 1/4" | 0.210 | 2.52 | X | X | X | P |
| 5/16" | 0.330 | 3.96 | X | X | X | X |
| 3/8" | 0.480 | 5.76 | X | X | X | X |
| 7/16" | 0.650 | 7.80 | X | X | X | X |
| 1/2" | 0.850 | 10.20 | X | X | X | X |
| 9/16" | 1.080 | 12.96 | X | X | X | X |
| 5/8" | 1.330 | 15.96 | X | X | X | X |
| 3/4" | 1.910 | 22.92 | X | X | X | X |
| 7/8" | 2.610 | 31.32 | X | X | X | X |
| 1" | 3.400 | 40.80 | X | X | X | X |
| 1-1/8" | 4.310 | 51.72 | X | X | X | X |
| 1-1/4" | 5.320 | 63.84 | X | X | X | X |
| 1-3/8" | 6.400 | 76.80 | X | X | X | X |
| 1-1/2" | 7.600 | 91.20 | X | X | X | X |
| 1-3/4" | 10.400 | 124.80 | X | X | X | X |
| 2" | 13.600 | 163.20 | X | X | X | X |
| 2-1/4" | 17.200 | 206.40 | X | X | X | X |
| 2-1/2" | 21.300 | 255.60 | X | X | X | X |
| 3" | 30.63 | 367.56 | X | X | X | P |
| 4" | 54.40 | 652.80 | X | X | X | P |
- X = STOCK
- P = Call For Availability Square Bar can be cut to size.
- Square Bar can be polished per customer specifications.
- Square Bar is stocked in Penn met 2000 for improved machinability.
- For other sizes and grades, contact a Penn Stainless sales associated for availability and delivery.

