Coil Tube

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We are among the top-rated SS 316 coil manufacturers in India, known for flawless production, and have supplied stainless steel coil tubes of superior quality designed to be led continuously in long lengths with special requirements in strength and corrosion. Our coil tubes are manufactured in SS 304 and SS 316 and are in seamless and welded forms with high dimensional accuracy and uninterrupted interior surfaces. They are developed to eliminate the use of fittings and joints while they are able to ensure constant flow and reduce the risk of leakage. Our coil tubes are ideal as found in compact systems while they meet global standards such as the ASTM A269 and are reliable with versatile applications throughout all industries and commercial activities.

Corrosion Resistant

Trusted Supplier

Bulk Orders

As a leading SS 304 coil supplier in India, our coil tube is widely used in common instrumentation, such as heat exchangers, oil gas control lines, hydraulic systems, and even chemical processing units. Our tubes are especially appropriate where continuous long-term performance is needed, including condensed lines and steam assisting systems. SteelAge Alloys manufactures coil tubing to specified diameters, walls, and also lengths to fulfill individual client requirements. Reputedly among the trusted SS 316 coil tubing suppliers in India, we specialize in providing long-lasting, precision-engineered products capable of sustained performance in challenging field settings to guarantee efficiency, safety, and durability in their operations.

Features

  • Continuous Lengths – Fewer Joints, Fewer Leaks
  • Superior Corrosion Resistance (Ideal for Harsh Environments)
  • High Strength & Pressure Handling Capability
  • Tight Tolerances with Smooth Surface Finish
  • Flexible and Easy to Install
  • Performs Under High Temperature & Pressure
  • Ideal for Heat Exchangers, Boilers, Hydraulic & Instrumentation Lines
  • Available in ASTM, ASME, and DIN Standard Grades

Specifications

Dimension :

  • Outside diameter range from 0.4 to 16mm
  • Wall thickness range from 0.1 to 2.11mm
  • Length: 150m, 1500m, 1800m, or customized

Classification of Stainless Steel Tube Coil/Coil Tubing :

  • Flange heating tubes
  • O type
  • I type
  • W type
  • U type
  • Customised size needs to be confirmed with us

Standards

  • ASTM A269,
  • A249,
  • JIS G4305,
  • GB/T 12770-2002GB/T12771-2002,
  • EN10216-5

Applications

  • Industrial stainless-steel coil tube: heat exchanger, boiler, petroleum, control line, chemical industry, fertiliser, chemical fiber, pharmacy, nuclear power, etc.
  • Fluid stainless steel coil tube: beverage, beer, milk, water supply system, medical device etc.
  • Stainless steel coil tube for machine structural application: dyeing, printing, textile machinery, kitchen equipment, auto and marine parts, building and decorations.

Manufacturing Process

Coil Tube

hastelloy round bar

Strip

Cut to Length

Inspection

Analytic

Analytic

Centering

Auto-welding

Heating

Welding Cleaning

Perforation

Seam-grinding

Inspection of Size

Degreasing

Pickling

Curing Heat Treatment

Inspection of Surface

Eddy Current Testing

Lubricating

Straightening

Cold Drawing (Cold Rolling)

Wall Reduction

Degreasing

Bright Annealing

Annealing

Precision Cutting

Straightening

Flat End

Cut

Hydro-statio Test

Pickling / Passivating

Coiling

Inspection

Coil Tube

Analytic

Analytic

Marking

Marking

Packing & Shipping

Packing & Shipping

Drawing & Formula

Formula : m = (OD - THK) × THK (mm) × L (m) × 0.02491 * For 316, 316L, 310S, 309S, etc., ratio=0.02507 OD = Outer diameter, THK = Wall Thickness, L = Length

Package

Plastic Bag

Wooden case

Logistics

By Sea

By Air