Manufacturing since 1998 · Kolkata, India

Steel Built For Pipes & Tubing

ISI supplies mill-certified pipes, structural sections, plates, fittings and fabrication services to contractors, EPCs and industrial buyers across India — cut, tested and dispatched to spec.

Steel pipes
Steel angle section
Steel pipe fittings
Steel I beam
Steel pipe fittings
Steel round bar
Steel round bar
Steel round bar
Steel round bar
Steel round bar
Steel round bar
MS & GI PipesSeamless & ERW TubesStructural SectionsSheets & PlatesPipe FittingsStainless SteelHardware & FastenersValves & InstrumentationFabrication & Job Work
0Years of Operation
0SKUs In Stock
0Tonnes Shipped / Yr
0States Served
Product Range

Eight Categories.
One Steel Yard.

From raw structural sections to finished fabrication — every category below opens to full specifications, grades and downloadable data sheets.

Why ISI

Every Coil, Bar & Plate Is Mill Traceable

Every dispatch leaves our yard with a material test certificate mapped to heat number, so what you specify is exactly what arrives on site.

IS 1239
IS 2062
ASTM A106
ISO 9001:2015
PED 2014/68/EU
01

Grade-Verified Stock

Every batch checked against mill certificates before it enters our warehouse racking.

02

In-House Fabrication

Cutting, threading, bending and galvanizing done on-site — no third-party delays.

03

Pan-India Logistics

Dispatch network covering 18 states with export-grade crating on request.

04

Dedicated Account Desk

One point of contact from quotation through delivery and documentation.

How Orders Move

Enquiry To Delivery

A straight line from your specification sheet to material on your site.

01
Day 0
Enquiry

You share drawings, grade, quantity and the delivery site over call, email or WhatsApp. Our desk logs it into the order pipeline the same minute it lands, no waiting on forms.

02
Within 24h
Quotation

Our estimator prices against live yard stock and current mill rates. You get a costed, itemised offer within 24 hours, with grade certificates flagged upfront.

03
Day 1–2
Sourcing

Confirmed stock is pulled straight from warehouse racking; any shortfall is placed on order with our rolling mills, tracked against your PO number end to end.

04
Day 2–4
Fabrication

Material moves to the shop floor for cutting, bending, threading or galvanizing to your exact spec sheet, all done in-house so nothing waits on a third-party job worker.

05
Day 4
Quality Check

Every finished batch is matched heat number to heat number against its material test certificate before it clears the floor, so paperwork and product always agree.

06
Day 5+
Dispatch

Orders are crated or export-packed, tagged with MTC copies and handed to our pan-India logistics network for delivery straight to your site.

Warehouse tracking and order management
Tracked At Every Stage From the moment your enquiry lands to the crate leaving our yard, every stage is logged against your PO number, so you always know exactly where your order stands.
Get In Touch

Talk To Our Sales Desk

For bulk pricing, custom fabrication or export documentation, reach us directly.