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ISO 9001:2015 Manufacturer · Mumbai

Electropolished Pipes & Tubes Manufacturer and Supplier in Sambalpur

Sambalpur is western Odisha's main city, on the Mahanadi below the Hirakud dam, with an aluminium smelter and rolling mills at Hirakud, steel and sponge-iron units around it, and a university, medical college and hospital at Burla. We manufacture and electropolish SS 304L and 316L pipes and tubes and supply Sambalpur's plants, institutions and fabricators directly, with MTC EN 10204 3.1, 100% PMI testing and a measured Ra report on every order.

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Verified Quality:ISO 9001:2015•EN 10204 3.1 MTC•100% PMI Tested•Internal Ra ≤0.4 µm•ASTM A269 / A270
Regional Capability

Electropolished Pipe for Sambalpur's Industrial Belt

Sambalpur sits in western Odisha, on the Howrah–Mumbai rail line and the road between Nagpur–Raipur and Bhubaneswar, and the state's minerals department lists the Hirakud area for aluminium and rolling mills. A national aluminium and copper group is based at Hirakud, and the district also holds integrated steel and sponge-iron units around Rengali, Bamloi and Lapanga in its pollution-control board's records. Sambalpur Industrial Estate, one of the state's industrial estates, houses smaller manufacturers. The city is home to a technical university and a medical college and hospital at Burla, and it is famous for Sambalpuri handloom textiles.

A word on fit. Aluminium smelting and rolling, steel-making and sponge iron are heavy processes whose main lines use carbon steel and specialty alloy. Handloom weaving is a craft, and its dyeing is small-scale. Where we're useful is the clean side of the plants (DM water, boiler-feed, sampling and laboratory lines), institutional laboratory and clean-steam systems, and the fabricators who serve them.

Zone / MIDCTypical End-UseApplicationOur Usual Spec
Hirakud aluminium smelter and rolling millsAluminium production and rollingDM-water, boiler-feed, sampling and laboratory lines; not main process316L / 304L, small-bore
Steel and sponge-iron units (Rengali, Bamloi, Lapanga)Steel-making and sponge ironClean utility, DM water and laboratory lines only304L
Sambalpur Industrial EstateMSME manufacturing and agroClean utility, skid assemblies, small lots304L / 316L, cut to drawing
University, medical college and hospital at BurlaTeaching, healthcare and researchClean steam, purified water, laboratory lines, small lots316L / 304L, internal Ra ≤0.4 µm
Fabricators and workshopsLocal equipment builders serving the plantsHeaders, skids, tank pipework, cut to drawing304L / 316L, traceable cut lengths
Handloom and textile dyeingSambalpuri textilesCraft or small-scale dyeing; not a fitn/a

DM-water and boiler-feed lines

Smooth, passivated 304L and 316L for demineralised-water and utility lines.

Sampling, instrument and laboratory lines

Small-bore stainless tube cut to drawing, for the analysis lines that need clean, traceable material.

Institutional clean steam and laboratory lines

Clean, documented tubing for hospital sterilisation units, labs and research facilities, in small lots.

Shutdown and maintenance spares

Cut lengths supplied against your drawing and schedule.

Fabricators and equipment makers

Cut-to-length pipe with heat-number traceability for the shops that maintain and build for the plants.

CIP and SIP lines

A smooth bore cleans faster and drains better, where food or beverage plants need it.

Local Buying Notes for Sambalpur:
  • We'll say plainly where electropolished pipe isn't the answer. Aluminium smelting and rolling, steel-making and sponge-iron processes use carbon steel and specialty alloy. Our pipe is for the clean side. Send us the line, the media and the temperature and we'll say honestly whether it fits, or whether a plain stainless or alloy tube is the better and cheaper choice. Avoid hydrofluoric acid and abrasive slurries.
  • Plants and institutions buy formally. Large plants, universities and hospitals generally purchase through tenders, approved-vendor lists, registered contractors and third-party inspection. If yours does, send us the tender specification and we'll respond with a technical and commercial offer and the document pack, including 100% PMI results and a 3.1 MTC tied to heat numbers.
  • Fabricators are part of the market. If you build or repair equipment for the plants, you need repeatable wall thickness, clean cut ends and a document pack your own customer can audit. We supply to drawing and in cut lengths, in small lots as well as large ones.
  • Plan around shutdowns. Overhauls have fixed dates. If you tell us the window when you enquire, we'll plan manufacture and dispatch against it, and we'll say plainly if the lead time doesn't fit.
  • Sambalpur has local dealers, and we're not one of them. At roughly 1,400-1,500 km, freight is a large share of any small order, and for a few plain lengths a local dealer will usually be cheaper. We're the better choice when you need a measured Ra, heat-number traceability, a particular size or finish, or the full document pack.
  • Handloom and heavy dry processes aren't the target. We'd rather tell you than sell you something you don't need.
  • Send the whole requirement at once. Consolidated orders spread freight better. If you also buy for Jharsuguda, Rourkela or Angul, send the requirements together and we'll quote one consolidated dispatch with one document format.
  • We dispatch from Mumbai, and delivery time depends on size, quantity and stock; it is confirmed in writing with each quotation.
Technical Parameters

Technical Specification Tables

4A. Stainless Steel & Duplex Material Grades

GradeUNSWNR (EN)Typical Process Use
SS 316LS316031.4404Pharma, biotech, WFI loops, chloride or aggressive cleaning chemicals
SS 304LS304031.4307Dairy, food, beverage, winery, general hygienic & utility lines
Duplex 2205S31803 / S322051.4462High yield strength, extreme chloride resistance, chemical & coastal duty
Super DuplexS32750 / S327601.4410 / 1.4501High-pressure aggressive acids, offshore, harsh petrochemical streams

4B. Surface Roughness: Industry Reference vs Sakshi Forge Offer

ServiceTypical Industry BandRa µin (exact)Sakshi Forge Offer
Pharma / biotechRa ≤0.25 to ≤0.4 µm9.8 to 15.7 µinStandard: ≤0.4 µm (ASME BPE SF4)
Dairy / food / beverageRa ≤0.6 to ≤0.8 µm23.6 to 31.5 µinWithin standard offer (≤0.4 µm)
Semiconductor / UHPRa ≤0.13 to ≤0.25 µm5.1 to 9.8 µinAvailable on custom drawing spec
Conversions: 1 µm = 39.3701 µin; RMS (µin) ≈ Ra (µin) × 1.11. Example: Ra 0.4 µm = 15.75 µin Ra ≈ 17.5 µin RMS.

4C. Weight Formula and Illustrative Dimensions

Weight (kg/m) = (OD − WT) × WT × K, where K = 0.02491 (304/304L, 7.93 g/cm³), 0.02507 (316/316L, 7.98 g/cm³) and 0.02450 (Duplex 2205, 7.80 g/cm³).

Nominal SizeOD (mm)WT (mm)304L (kg/m)316L (kg/m)Duplex 2205 (kg/m)
½"12.71.650.4540.4570.447
¾"19.051.650.7150.7200.703
1"25.41.650.9760.9820.960
1½"38.11.651.4981.5081.473
2"50.81.652.0202.0331.987

4D. Core Technical Specifications

Interactive specification explorer with live filters (DOM-preserved for search indexing)

Filter:
GradeTypeOD RangeWall / ScheduleInternal RaStandards
SS 316LWelded½" to 2" (12.7–50.8 mm)1.65 mm / SCH 10S≤0.4 µm (SF4)ASTM A269 / A270, ASME BPE
SS 316LSeamless½" to 2" (12.7–50.8 mm)1.65–2.77 mm / SCH 40S≤0.4 µm (SF4)ASTM A269, ASME BPE
SS 316LWelded2½" to 6" (63.5–152.4 mm)2.11–2.77 mm / SCH 10S≤0.4 µmASTM A269 / A270
SS 316LSeamless2½" to 6" (63.5–152.4 mm)2.77–3.05 mm / SCH 40S≤0.4 µmASTM A269
SS 304LWelded½" to 2" (12.7–50.8 mm)1.65 mm / SCH 10S≤0.4 µmASTM A269 / A270
SS 304LSeamless½" to 2" (12.7–50.8 mm)1.65–2.11 mm≤0.4 µmASTM A269
SS 304LWelded2½" to 6" (63.5–152.4 mm)2.11–2.77 mm≤0.4 µmASTM A269 / A270
SS 304LWelded8" to 12" (219.1–323.9 mm)2.77–3.05 mm≤0.4 µmASTM A269
Duplex 2205Welded½" to 2" (12.7–50.8 mm)1.65–2.11 mm≤0.4 µmASTM A790
Duplex 2205Seamless½" to 4" (12.7–101.6 mm)2.11–3.05 mm≤0.4 µmASTM A790
Duplex 2205Welded4" to 8" (101.6–219.1 mm)2.77–3.76 mm≤0.4 µmASTM A790
Service Limitations (Told Upfront):
Avoid use with hydrofluoric acid. Not recommended for abrasive transport or abrasive slurries. Not for structural applications or high-impact wear. Handle with protective sleeves to avoid mechanical scratch damage.
Engineering Utility

Live Pipe Weight & Ra Surface Roughness Calculator

Instant dimension calculation and Ra unit conversions for engineering procurement

Pipe Weight Calculator

0.982 kg/m · 5.89 kg for 6 m
Weight formula: (OD − WT) × WT × K

Ra Surface Roughness Converter

≈ 17.4 µin RMS
1 µm = 39.3701 µin · RMS ≈ Ra × 1.11
In-House Workflow

The 5-Step Electropolishing and Passivation Process

01

Degreasing and Cleaning

Oils, cutting fluids and drawing residues are completely removed first. The finish is only as good as the chemical preparation.

02

Pickling / Activation

Where weld heat tint or surface oxide is present, it is etched and activated so the pipe surface electropolishes uniformly.

03

Anodic Electropolishing Bath

The pipe acts as anode in an electrolytic acid bath. High microscopic peaks dissolve first, levelling the surface and stripping free iron.

04

Passivation Stabilisation

The chromium-rich passive layer is stabilised per ASTM A967 / ASTM B912 to prevent future pitting and galvanic attack.

05

DI Water Rinse and Drying

High-purity deionised water rinse removes all electrolytic residues, followed by hot air drying, capping and clean poly-sleeving.

Auditable Records

Quality Assurance and Documentation

Document / TestStatus / Scope
MTC EN 10204 3.1 with heat-number traceability Confirmed (Standard with every dispatch)
100% PMI test and certificate Confirmed (Handheld XRF on every pipe length)
Ra surface roughness test (stylus profilometer) & surface report Confirmed (Supplied with measured Ra values)
Hydro (leak and pressure) test & certificate Confirmed (Hydrostatic tested per ASTM spec)
Passivation verification and ferrite check Confirmed (Reported in quality dossier)
QA inspection report and mill traceability Confirmed (Approved origin mills)
Third-party inspection (TÜV / Bureau Veritas / SGS / DNV) Accepted upon customer request
Questions & Answers

Frequently Asked Questions: Sambalpur

We dispatch from Mumbai, and delivery time depends on size, quantity and stock; it is confirmed in writing with each quotation. We cap the pipe ends, sleeve each length and pack for the journey so the electropolished finish arrives undamaged. If your shutdown has a fixed window, tell us when you enquire and we'll say plainly whether it fits.
24-Hour Quote

Specify Electropolished Pipe for Your Sambalpur Plant

Send your grade, OD × wall, Ra requirement, length and quantity. We'll quote within 24 hours.

Our Address

Shop No. 05, Ground Floor, 113/117, Dr. MG Mahimtura Marg, 3rd Kumbharwada, Mumbai, Maharashtra 400004

Sales & Engineering Hotline

Click below to view our direct engineer phone numbers, dispatch contacts, and official sales email.

Delivery Schedule

We dispatch from Mumbai, and delivery time depends on size, quantity and stock; it is confirmed in writing with each quotation.

Key Industrial Areas & Belts Served:
SambalpurHirakudBurlaRengaliBamloiLapangaSambalpur Industrial EstateDhankaudaJharsuguda (nearby)Bargarh (nearby)Angul (nearby)
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