Back to grades library
Grade reference

SS 204Cu — Stainless Steel (SS) Grade Specification, Properties & Equivalents

Complete technical reference for SS 204Cu Stainless Steel (SS): chemistry, mechanical properties, 2 international equivalents, and live Indian market rates.

SS 204Cu is a Stainless Steel (SS) grade widely used in Indian engineering, fabrication, and manufacturing. Copper-bearing austenitic stainless steel with excellent formability and lower nickel content. Offers good corrosion resistance with improved machinability due to copper addition. This page lists the chemical composition, mechanical properties, and international equivalents of SS 204Cu , with live per-kg rates from verified MetaleMart sellers.

Chemical Composition (%)

CNCrCuMnNiSi
0.08 max0.05-0.2515.50-17.502.00-4.006.50-9.001.50-3.501.00 max

Mechanical Properties

PropertyValue
hardness241 HB max
elongation40% min
yield strength310 MPa min
tensile strength655 MPa min

International Equivalents

Standard BodyCountryDesignation
UNSUSAS20400
ISIndiaX12CrMnCuNi17-7-4-2

Buy SS 204Cu round bars on MetaleMart →

Frequently Asked Questions

What is SS 204Cu ?

Copper-bearing austenitic stainless steel with excellent formability and lower nickel content. Offers good corrosion resistance with improved machinability due to copper addition.

What are the international equivalents of SS 204Cu ?

SS 204Cu is equivalent to S20400 (UNS, USA), X12CrMnCuNi17-7-4-2 (IS, India).

Where can I buy SS 204Cu in India?

MetaleMart lists verified sellers of SS 204Cu Stainless Steel (SS) across India in multiple shapes — round bar, flat bar, sheet, pipe, and more. Live per-kg rates are visible without login.

What is the typical price of SS 204Cu ?

Prices for SS 204Cu vary by shape, size, quantity, and location. View live rates from verified Indian sellers on MetaleMart product pages.

grade
stainless steel (ss)
ss 204cu