1144 Stressproof Free-Cutting Steel Cold-Finished Bar
1144 Stressproof is a sulfurized free-cutting steel cold-drawn and stress-relieved for improved machinability and toughness in 2 inch round bars. HTS 7215.10.00 covers nonalloy free-cutting steel limited to cold-finishing, even with proprietary stress relief not constituting 'further working'. Popular for jigs, fixtures, and gears.
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This product could be classified differently depending on its characteristics or intended use.
If supplied hot-rolled
Base 1144 hot-rolled form uses 7213 before cold working.
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Import Tips & Compliance
• Proprietary names like 'Stressproof' require technical specs proving only cold-finishing occurred
• Higher strength may trigger high-strength steel note (a) review; provide yield test data
• Separate from alloy grades; 1144 remains nonalloy despite enhanced properties
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