Grade J4
General-purpose Cr-Mn austenitic, a popular 304 substitute for moderate environments.
Material Overview
Cr-Mn Austenitic
J4 is among the most widely used Cr-Mn austenitic grades in India. With a balanced chemistry of chromium, manganese, and a small nickel addition, it delivers a strong combination of formability, weldability, and corrosion resistance suitable for a vast range of indoor and dry outdoor applications.
Equivalent / Comparable: Close to AISI 201LN
Indicative Price
₹150 – ₹175 / kg
Available Forms
Chemical Composition
Typical wt% Range
| Element | Range (wt%) |
|---|---|
| C | ≤0.15 |
| Mn | 7.0–10.0 |
| Si | ≤1.0 |
| P | ≤0.05 |
| S | ≤0.03 |
| Cr | 15.0–17.0 |
| Ni | 1.0–3.0 |
| N | ≤0.25 |
| Cu | 1.5–3.5 |
Mechanical Properties
Key Utility & Strengths
- ▸Excellent value-for-money austenitic option
- ▸Good polishability to mirror & hairline finish
- ▸Adequate corrosion resistance for indoor use
- ▸Stable formability for press work
Industries Served
Where Grade J4 is Used
Typical Applications
End-Use Components
Why Choose J4 from Nivesha Alloys
- ✓Wide stock availability
- ✓Compatible with most fabrication processes
- ✓Cost competitive vs. 304
As an authorised Jindal Stainless co-branding channel partner, all material is supplied with Mill Test Certificates ensuring full traceability and compliance.
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