Enables engineers to verify the chemical composition and mechanical properties of the wire.
Cold heading and cold forging are severe plastic deformation processes. Metal is formed at room temperature using high-pressure dies. JIS G3539 specifies carbon steel wires explicitly tailored to withstand these extreme forces without cracking or internal tearing. Core Applications
By adhering to JIS G 3539, manufacturers ensure that their products meet rigorous benchmarks for: jis g3539 pdf
The chemical matrix is tightly controlled to limit impurities like phosphorus (P) and sulfur (S), which cause brittleness and cracking during forging. A typical representation found in the standard includes:
It mandates standard test methods, including tensile tests, upsetting tests (compressing a specimen to a fraction of its original height to check for cracks), and microscopic grain size evaluation. Equivalent International Standards Enables engineers to verify the chemical composition and
JIS G 3539:1991 Carbon steel wires for cold ... - Intertek Inform
Note: avoid unauthorized copies; use official sources to ensure you reference the correct, up-to-date revision. JIS G3539 specifies carbon steel wires explicitly tailored
: Strict limits on diameter variations to ensure consistent feeding into automated machinery.
While JIS G3539 specified mechanical properties based on the wire diameter and manufacturing process, the following typical ranges indicate the level of performance expected of these materials:
The standard covers various grades of carbon steel wire, each with specific chemical and mechanical properties tailored for cold-working processes. Common Grades : Typical grades include Chemical Composition Examples