SS 347 / 347H Round Bar Exporter in India

SS 347 / 347H Round Bar — Overview

As a specialty stainless steel round bar exporter in India, JPS Metal & Alloys stocks SS 347 / 347H ex-Mumbai for both domestic supply and export via Nhava Sheva (JNPT). Niobium-stabilized in place of titanium — preferred over 321 for higher-temperature service and where titanium pickup during welding is a concern.

International Equivalents

Standard	Designation
DIN / W.Nr.	1.4550 / 1.4961
JIS	SUS347
ASTM / UNS	ASTM A276, UNS S34700 / S34709

Chemical Composition

Element	Range
Cr	17.0–19.0%
Ni	9.0–13.0%
Nb	10x C min

Mechanical Properties

Property	Value
Tensile Strength	515 MPa min
Yield Strength	205 MPa min
Elongation	40% min

Typical Applications

High-pressure, high-temperature pipingPower plant componentsAerospace exhaust systems

Frequently Asked Questions

Who is a reliable SS 347 / 347H round bar exporter in India?

JPS Metal & Alloys, based in Mumbai, is a stockist and exporter of SS 347 / 347H round bar manufactured to ASTM A276, UNS S34700 / S34709. Every consignment ships with a full EN 10204 3.1 Mill Test Certificate and, on request, third-party inspection.

What is SS 347 / 347H round bar used for?

Typical applications include High-pressure, high-temperature piping, Power plant components, Aerospace exhaust systems. Niobium-stabilized in place of titanium — preferred over 321 for higher-temperature service and where titanium pickup during welding is a concern.

What sizes of SS 347 / 347H round bar are available ex-stock?

We stock SS 347 / 347H in diameters from 8mm – 250mm dia, supplied hot rolled / cold drawn with black / peeled surface finish, cut to your required length.

What certification comes with SS 347 / 347H round bar exports?

Every shipment includes an EN 10204 3.1 Mill Test Certificate verified against ASTM A276, UNS S34700 / S34709, plus Certificate of Origin, packing list and commercial invoice for export consignments.