Lucknow — the capital of Uttar Pradesh — is in active build-out across smart-city water infrastructure, new residential townships and Lucknow Metro expansion. Galvanized iron (GI) pipes are the backbone of these water-supply and plumbing systems. RP Sales is a leading GI pipe supplier serving Lucknow from our Kanpur stockyard, just 80 km away on NH-27 (Kanpur–Lucknow corridor). We maintain ready inventory of IS 1239 light, medium and heavy class pipes with hot-dip galvanizing conforming to IS 4736, and dispatch same-day from Kanpur — most morning orders reach Lucknow sites by evening.
On-the-ground in Lucknow — where our GI pipes actually land
GI demand in Lucknow reads cleanly off the city map. Gomti Nagar, Sushant Golf City and the Indira Nagar township extensions pull Class B (medium) GI in 1/2"–1" NB by the bundle for high-rise plumbing risers and inter-floor distribution — society approval files demand visible ISI marking, so we run those orders against full marking-certificate copies. The new commercial cores in Hazratganj and along the Shaheed Path corridor specify Class C (heavy) GI in 2"–4" NB for wet-riser fire-fighting lines, which is non-negotiable under NBC 2016 and the UP Fire Service requirements. Chinhat and Sandila industrial-area pharma plants take Class C GI for compressed-air and utility water ring-mains alongside their boiler-tube orders. The fourth and largest segment is UP Jal Nigam and LMRC contractors: medium-class GI for last-mile household connections under Jal Jeevan Mission and structural-grade galvanised tubing for metro-station service utilities — these orders ship against work-order copies and the ISI marking is checked at the divisional-engineer measurement stage.
Material moves on NH-27 from the Kanpur stockyard — 80 km, typically 3–4 hours of road time on a dedicated steel hauler — and same-day site delivery is the genuine commitment for morning orders placed before noon. We pre-bundle Lucknow loads with end-caps and zinc-protective separators so the galvanised surface arrives clean and the dispatch challan matches the weighment-bridge slip line by line. Freight differential over the Kanpur base price typically runs ₹1–2 per kg for a 9–20 MT FTL, which is consistently visible-but-small enough that Lucknow plumbing contractors and PWD-empanelled buyers prefer the Kanpur invoice over a local-trader markup. Payment terms map to the buyer type: established plumbing contractors run on 15-day post-invoice credit after two cleared cycles; first-time site contractors run on PI / advance; LMRC and Jal Nigam contractor accounts run on running-bill cycles against work-order copies, almost always with bank-guarantee backing on larger consignments.
GI Pipes vs MS (Black) Pipes
GI pipes are zinc-coated ERW pipes manufactured to IS 1239 and galvanized per IS 4736. They resist corrosion and are mandatory for potable water lines. If your application does not require galvanizing — such as structural fabrication, scaffolding, or oil lines — you may find better pricing on our MS ERW pipe page instead.
Grades and specifications we supply
We stock and source hot-dip galvanized pipes across the full range of standards used in Lucknow's water supply, plumbing, and construction procurement:
- IS 1239 Part 1— Light, Medium & Heavy class ERW pipes for water, gas, and general engineering (the primary Indian GI pipe standard).
- IS 4736 — Hot-dip zinc coating specification for IS 1239 pipes, which requires minimum coating thickness of 300 g/m² for heavy class.
- ASTM A53 Type E Gr B (Galvanized) — internationally specified galvanized ERW pipe for export projects and MNC sites.
- BS 1387 — British standard galvanized tubes, light/medium/heavy, often specified in government and institutional projects.
- Sizes: 15 NB (½") to 150 NB (6") in standard 6-metre running lengths.
How wholesale pricing works for GI pipes
GI pipe pricing is driven by the base HR coil price, zinc cost, class (light/medium/heavy), and order volume. Lucknow buyers get the same competitive Kanpur stockyard rates — no location markup. Our pricing is transparent and volume-dependent.
- Prices are quoted per kilogram or per metric ton (MT).
- Light, medium, and heavy class rates quoted separately — no hidden class upcharges.
- Significant freight savings on full truckloads (9 MT to 20 MT).
- See our MS & GI pipe price list for indicative rates updated weekly.
Delivery from Kanpur to Lucknow
Our Kanpur stockyard is just 80 km from Lucknow via NH-27. We dispatch GI pipes via dedicated steel haulage trucks — pipes arrive bundled and undamaged. Orders confirmed before noon are dispatched same-day and typically reach Lucknow sites by evening.
80 km via NH-27. Morning order → evening site arrival.
Barabanki, Sitapur, Hardoi, Unnao — same or next-day.
Quality certifications we issue
Traceability and ISI compliance matter in government and institutional GI pipe procurement — especially in Lucknow where PWD, Jal Nigam, and municipal projects require full documentation. For every dispatch, we supply:
- Original Mill Test Certificates (MTC) stating chemical & mechanical properties.
- Galvanizing thickness certificate — zinc coating weight per IS 4736.
- Tax-compliant e-way bills and GST invoices.
How to place an order from Lucknow
- Send us your requirement list — NB size, class (light/medium/heavy), quantity, and your Lucknow delivery address.
- Our technical sales team (Ajay or Ayush) will reply with a detailed quotation within 2 working hours.
- Approve the quotation and issue a Purchase Order (PO).
- We dispatch the material from our Kanpur stockyard — same-day dispatch for Lucknow — and provide live tracking details.
Trust signals
Most-Ordered Sizes
| Size (NB) | OD (mm) | Type | Standard |
|---|---|---|---|
| 1/2" NB | 21.3 | GI Light | IS 1239 Class A |
| 1" NB | 33.7 | GI Medium | IS 1239 Class B |
| 1.5" NB | 48.3 | GI Heavy | IS 1239 Class C |
| 2" NB | 60.3 | GI Medium | IS 1239 Class B |
FAQ
Which GI pipe classes do you supply to Lucknow?
Are your GI pipes ISI-marked for Lucknow government tenders?
What is the zinc coating thickness on your GI pipes?
We also serve nearby cities
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