4140 Grade Peeled & Polished Round Bar is a 1% Chrome Moly general purpose high tensile steel and is the most commonly used of the high tensile steels.
Referred to as a high tensile steel alloy steel bar, a general purpose high tensile steel.
Applications of use include axles, shafts, high tensile studs and bolts, gears and drilling rods.
The 4140 Bright Round is generally supplied hardened and tempered.
Care should be taken with welding of this product. Consult a welding specialist prior to welding. 

AS 1444 - 1996 4140

Refer to Technical Data Sheets for detailed information. 

Please note we are happy to supply smaller quantities and cater for the hobbyists, engineers or farming customer.