SS 303 Round Bar Exporter in India

SS 303 Round Bar — Overview

As a specialty stainless steel round bar exporter in India, JPS Metal & Alloys stocks SS 303 ex-Mumbai for both domestic supply and export via Nhava Sheva (JNPT). Sulfur addition dramatically improves machinability over 304, at a modest cost to corrosion resistance and weldability — the standard choice for high-volume turned components.

International Equivalents

Standard	Designation
DIN / W.Nr.	1.4305
JIS	SUS303
EN	X8CrNiS18-9
ASTM / UNS	ASTM A582, UNS S30300

Chemical Composition

Element	Range
Cr	17.0–19.0%
Ni	8.0–10.0%
S	0.15% min (free-machining)

Mechanical Properties

Property	Value
Tensile Strength	515 MPa min
Yield Strength	240 MPa min
Elongation	35% min

Typical Applications

High-volume CNC machined partsFastenersPrecision fittings

Frequently Asked Questions

Who is a reliable SS 303 round bar exporter in India?

JPS Metal & Alloys, based in Mumbai, is a stockist and exporter of SS 303 round bar manufactured to ASTM A582, UNS S30300. Every consignment ships with a full EN 10204 3.1 Mill Test Certificate and, on request, third-party inspection.

What is SS 303 round bar used for?

Typical applications include High-volume CNC machined parts, Fasteners, Precision fittings. Sulfur addition dramatically improves machinability over 304, at a modest cost to corrosion resistance and weldability — the standard choice for high-volume turned components.

What sizes of SS 303 round bar are available ex-stock?

We stock SS 303 in diameters from 6mm – 150mm dia, supplied cold drawn / bright with bright drawn / peeled surface finish, cut to your required length.

What certification comes with SS 303 round bar exports?

Every shipment includes an EN 10204 3.1 Mill Test Certificate verified against ASTM A582, UNS S30300, plus Certificate of Origin, packing list and commercial invoice for export consignments.