Manufacturer,Stockist and Exporter of Carbon Steel A105 Large Flange
Carbon Steel A105 Large Flange, Carbon Steel A105 Large Flange, A105 Heat Exchanger Flange, ANSI/ASME B16.47 Series B Blind Flange, a105 blind flange, A105 Marine Flange,Carbon Steel A105 Large Flange,ANSI B16.47 Series A Blind Flange
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Specification of Carbon Steel A105 Large Flange
| Parameter | Details |
|---|---|
| Product Name | Carbon Steel A105 Large Flange |
| Material Standard | ASTM A105 / ASME SA105 |
| Flange Type | Blind (BL), Weld Neck (WN), Slip-On (SO), Socket Weld (SW), Lap Joint (LJ) |
| Size Range | 24" to 60" (Large Size Range) |
| Pressure Ratings | Class 150, 300, 600, 900, 1500, 2500 |
| Dimensions Standard | ASME B16.5 (up to 24"), ASME B16.47 Series A & B (above 24") |
| Facing Types | RF (Raised Face), FF (Flat Face), RTJ (Ring Type Joint) |
| Manufacturing Process | Forged |
| Material Composition | Carbon ≤ 0.35%, Mn 0.60–1.05%, Si 0.10–0.35%, P ≤ 0.035%, S ≤ 0.040% |
| Tensile Strength | ≥ 485 MPa (70 ksi) |
| Yield Strength | ≥ 250 MPa (36 ksi) |
| Elongation | ≥ 22% |
| Hardness | ≤ 187 HB |
| Temperature Range | -29°C to 425°C (-20°F to 800°F) |
| Heat Treatment | Normalized / Normalized & Tempered / Annealed |
| Testing & Inspection | NDT (UT/RT/MPI/PT), Hydro Test, Dimensional Test |
| Surface Finish | 125–250 AARH, with rust preventive coating or painting |
| Applications | Oil & Gas, Petrochemicals, Power Plants, Refineries, Shipbuilding, etc. |
| Export Markets | Oman, Qatar, Saudi Arabia, UAE, Kuwait, Spain, Germany, USA, Canada, Africa |
Carbon Steel A105 Large Flange Chemical Properties
| Element | Content (% by Weight) | Purpose / Notes |
|---|---|---|
| Carbon (C) | ≤ 0.35% | Controls strength; excess may reduce weldability |
| Manganese (Mn) | 0.60 – 1.05% | Improves toughness and strength |
| Phosphorus (P) | ≤ 0.035% | Kept low to enhance ductility and reduce brittleness |
| Sulfur (S) | ≤ 0.040% | Lower content improves toughness |
| Silicon (Si) | 0.10 – 0.35% | Enhances strength and resistance to oxidation |
| Copper (Cu) | ≤ 0.40% (if specified) | Residual element; usually not intentionally added |
| Nickel (Ni) | ≤ 0.40% (if specified) | Optional for improved corrosion resistance |
| Chromium (Cr) | ≤ 0.30% (if specified) | Adds hardness and corrosion resistance |
| Molybdenum (Mo) | ≤ 0.12% (if specified) | Adds strength at high temperatures |
| Vanadium (V) | ≤ 0.08% (if specified) | Optional strength enhancer |
| Columbium (Nb) | ≤ 0.02% (if specified) | Optional; used in micro-alloying |
Carbon Steel A105 Large Flange Mechanical Properties
| Property | Requirement / Value | Description / Notes |
|---|---|---|
| Tensile Strength (min) | 485 MPa (70 ksi) | Minimum ultimate tensile strength |
| Yield Strength (min) | 250 MPa (36 ksi) | Measured at 0.2% offset |
| Elongation (min) | 22% | Based on standard 2-inch gauge length specimen |
| Reduction of Area (min) | 30% | Indicates ductility and toughness |
| Hardness (max) | 187 HB (Brinell Hardness) | Applies unless otherwise heat-treated |
| Impact Test | Not mandatory (unless specified) | Required for low-temperature applications or as per customer spec |
| Test Temperature | Room Temperature (default) | Can be adjusted for specific service conditions |
| Heat Treatment | Normalized / Normalized & Tempered / Annealed | Improves grain structure and toughness |
Features of Carbon Steel A105 Large Flange
- Healthy, non-toxic, and stain-free
- High temperature and pressure resistance
- Hot welding connection
- Leak prevention
- Excellent heat insulation
- Lightweight and easy to transport
- Smooth inner wall for reduced pressure loss
- Low noise
- Suitable for exposed or hidden installation
- Chemical corrosion resistance
Available Types Of Carbon Steel A105 Large Flange
| A105 Pressure Vessel Flange | Forged A105 Blind Flange |
| A105 Flange RTJ | A105 RF Blind Flange |
| CS HEAVY BLRF FLANGE | ANSI B16.47 Series A Blind Flange |
| ANSI B16.47 Series B Blind Flange | MSS SP-44 A105 Blind Flange |
| A105 Schedule 160 Blind Flange | ANSI/ASME B16.5 Blind Flange |
| ANSI/ASME B16.47 Series A(MSS SP44) Blind Flanges | ANSI/ASME B16.47 Series B Blind Flange |
| carbon steel slip on flanges | Custom A105 Blind Flange |
| A105 Forged Oversized Flange | A105 XXS Blind Flange |
Applications Industry
- Pharmaceutical Equipment
- Chemical Equipment
- Sea Water Equipment
- Heat Exchangers
- Condensers
- Pulp and Paper Industry
- Off-Shore Oil Drilling Companies
- Power Generation
- Petrochemicals
- Gas Processing
- Specialty Chemicals
- Pharmaceuticals
FAQs – Carbon Steel A105 Large Flange
1. What is a Carbon Steel A105 Large Flange?
A Carbon Steel A105 Large Flange is a heavy-duty flange designed for larger diameter pipelines and equipment, providing strong sealing and structural integrity in high-pressure applications.
2.Where are A105 Large Flanges commonly used?
They are widely used in oil & gas, petrochemical plants, refineries, power generation, and large water treatment projects where big-size piping systems are required.
3. What pressure classes are available for A105 Large Flanges?
They are available in multiple pressure ratings including Class 150, 300, 600, 900, 1500, and 2500 as per ASME/ANSI standards.
4. Can A105 Large Flanges be customized?
Yes, they can be manufactured in different diameters, thicknesses, and facing types (Raised Face, Flat Face, RTJ) along with protective coatings to meet specific project requirements.
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