MS Fittings & Raw Materials
What are MS Fittings and Raw Materials?
Mild Steel (MS) fittings and raw materials are widely used in construction, manufacturing, and engineering industries due to their excellent weldability, durability, and cost-effectiveness. MS products are versatile and suitable for structural, mechanical, and industrial applications where strength and ease of fabrication are essential.
Asiad Steel Industries is a trusted supplier of MS Fittings and Raw Materials in various forms including sheets, plates, angles, channels, I-beams, ERW/Seamless pipes, fittings, and fasteners — all manufactured with strict quality compliance to meet global standards.
Key Features
High Strength
Performance
Durable
Construction
Easy Fabrication
& Installation
Wide
Compatibility
Smooth
Surface Finish
Types of MS Fittings and Raw Materials
Specifications
| Specification Category | Parameter / Feature | Details / Options |
|---|---|---|
| Product Types | Included Categories | MS Sheet/Plate, MS Angle/Channel/I-Beam, MS ERW/Seamless Pipes, MS Fittings, MS Fasteners |
| MS Sheet/Plate | Thickness: 1.5 mm – 100 mm; Width: 1000 mm – 3000 mm; Length: 2500 mm – 12000 mm | |
| MS Angle/Channel/I-Beam | Angles: 25×25 mm to 200×200 mm; Channels: 75×40 mm to 400×100 mm; I-Beams: 100×50 mm to 600×210 mm | |
| MS ERW/Seamless Pipes | Round: ½″ to 24″; Square: 15×15 mm to 300×300 mm; Rectangular: 25×50 mm to 400×200 mm; Thickness: 2 mm – 40 mm | |
| MS Fittings & Fasteners | Elbows, Tees, Reducers, Couplings, Flanges – Sizes from ½″ to 48″; Bolts, Nuts, Washers, Studs – Dia: M6 to M100 (Custom on request) | |
| Grades & Standards | Sheet/Plate & Structural | IS 2062 E250, E350; ASTM A36 |
| Pipes | IS 1239, IS 3589, ASTM A106, ASTM A53 | |
| Fittings | IS 1239, IS 3589, ASTM A234 WPB | |
| Fasteners | IS 1363, IS 1367, ASTM A307, ASTM A325 | |
| Manufacturing Method | Sheets & Plates | Hot Rolled (HR), Cold Rolled (CR) |
| Pipes | ERW (Electric Resistance Welded), Seamless, Hot-Finished, Cold-Drawn | |
| Fittings | Forged, Fabricated, Machined | |
| Fasteners | Hot Forged, Cold Forged, Machined | |
| Surface Finish | Options | Black (HR), Bright (CR), Pickled & Oiled, Shot Blasted, Zinc Plated, Galvanized, Painted |
| Mechanical Properties | Yield Strength | 250 – 350 MPa (depending on grade) |
| Tensile Strength | 410 – 600 MPa | |
| Elongation | 20 – 25% (as per IS standards) | |
| Testing & Inspection | NDT | UT (Ultrasonic), RT (Radiography), MPI (Magnetic Particle) |
| Destructive Tests | Tensile Test, Impact Test, Hardness Test | |
| Other Tests | Hydrostatic Test (for pipes), Flattening & Bending Test | |
| Applications | Industries | Construction, Infrastructure, Fabrication, Automotive, Oil & Gas, Power Plants, Railways, Shipbuilding |
Dimensions
| Product Type | Category | Sizes / Dimensions | Thickness / Diameter | Length / Supply | Weight (kg/pc or kg/m) | Tolerances |
|---|---|---|---|---|---|---|
| MS Sheet / Plate | Hot Rolled (HR) | Width: 1000 / 1250 / 1500 / 2000 / 2500 mm | 1.5 – 100 mm | 2500 – 12000 mm | ~7.85 kg/m² per mm thickness | ±5% |
| Cold Rolled (CR) | Width: 1000 / 1250 mm | 0.5 – 3 mm | 2500 – 6000 mm | ~7.85 kg/m² per mm thickness | ±5% | |
| MS Angle / Channel / I-Beam | Equal Angle | 25×25×3 mm to 200×200×20 mm | 3 – 20 mm | 6000 – 12000 mm | 0.9 – 59 kg/m | ±5% |
| Channel | 75×40 mm to 400×100 mm | 5 – 20 mm | 6000 – 12000 mm | 7 – 60 kg/m | ±5% | |
| I/H Beam | 100×50 mm to 600×210 mm | 5 – 25 mm | 6000 – 12000 mm | 12 – 600 kg/m | ±5% | |
| MS ERW / Seamless Pipes | Round Pipes | ½″ (21.3 mm) – 24″ (610 mm) | 2.0 – 25.4 mm (SCH 20 – 160) | 6000 – 12000 mm | 1.5 – 300 kg/m | ±10% |
| Square Pipes | 15×15 mm – 300×300 mm | 1.2 – 12 mm | 6000 – 12000 mm | 0.6 – 200 kg/m | ±10% | |
| Rectangular Pipes | 25×50 mm – 400×200 mm | 1.2 – 12 mm | 6000 – 12000 mm | 1 – 220 kg/m | ±10% | |
| MS Fittings | Elbows | ½″ – 48″ (45°, 90°, 180°) | SCH 20 – SCH 160 | — | As per size | ±10% |
| Reducers | ½″ × ¼″ – 48″ × 40″ | SCH 20 – SCH 160 | — | As per size | ±10% | |
| Flanges | ½″ – 48″ | 6 – 40 mm | — | As per size | ±10% | |
| MS Fasteners | Bolts & Screws | M6 – M100 | Dia 6 – 100 mm | Length: 10 – 1200 mm | 0.02 – 15 kg/pc | ±5% |
| Nuts | M6 – M100 | Dia 6 – 100 mm | — | 0.01 – 2 kg/pc | ±5% | |
| Washers | M6 – M100 | Dia 6 – 100 mm | Thickness: 1 – 6 mm | 0.002 – 0.2 kg/pc | ±5% | |
| Studs | M6 – M72 | Dia 6 – 72 mm | Length: up to 3000 mm | 0.05 – 5 kg/pc | ±5% |
Chemical Composition
| Element | IS 2062 Grade A (%) | IS 2062 Grade B (%) | IS 2062 Grade C (%) | Mild Steel (General) (%) |
|---|---|---|---|---|
| Carbon (C) | ≤ 0.23 | ≤ 0.25 | ≤ 0.30 | 0.15 – 0.25 |
| Manganese (Mn) | 0.50 – 1.20 | 0.60 – 1.50 | 0.60 – 1.50 | 0.40 – 0.80 |
| Silicon (Si) | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | ≤ 0.35 |
| Phosphorus (P) | ≤ 0.050 | ≤ 0.045 | ≤ 0.040 | ≤ 0.050 |
| Sulfur (S) | ≤ 0.050 | ≤ 0.045 | ≤ 0.040 | ≤ 0.050 |
| Copper (Cu) | ≤ 0.30 | ≤ 0.30 | ≤ 0.35 | ≤ 0.25 |
| Iron (Fe) | Balance | Balance | Balance | Balance |
Mechanical Properties
| Property | Value | Unit / Standard |
|---|---|---|
| Tensile Strength | 370 – 460 | MPa |
| Yield Strength | 240 – 350 | MPa |
| Hardness | 120 – 170 | HB (Brinell) |
| Elongation | ≥ 23 | % |
| Density | 7.85 | g/cm³ |
| Impact Toughness | ≥ 27 | J (Charpy at room temperature) |
| Modulus of Elasticity (E) | ~210 | GPa |
| Fatigue Strength | 180 – 250 | MPa |
| Corrosion Resistance | Fair (requires coating, galvanizing, or painting) | – |
| Thermal Conductivity | 50 – 60 | W/m·K |
| Coefficient of Thermal Expansion | 11 – 12 ×10⁻⁶ | /°C |
| Yield Ratio (YS/UTS) | 0.55 – 0.65 | – |
| Poisson’s Ratio | 0.27 – 0.30 | – |
| Brinell Hardness Range | 120 – 170 | HB |
| Surface Finish | Hot-rolled / Cold-rolled (Ra ≤ 3.2 μm for machined surfaces) | – |
| Operating Temperature Range | -40 to 425 | °C |
| Forms Covered | Sheets/Plates, Angles/Channels/I-Beams, ERW/Seamless Pipes, Fittings, Fasteners | – |
Do you have questions?
What is the difference between MS ERW and Seamless Pipes?
Why is MS Sheet/Plate preferred in fabrication?
Where are MS Angles, Channels, and I-Beams commonly used?
Are MS Fasteners suitable for heavy-duty applications?
