Carbon Steel Forged Steel Flange
Manufacturing Standard: ASME/ANSI B16.5, B16.47 Series A & B, DIN, EN 1092-1, JIS, GOST, BS
Flange Types: Weld Neck (WN), Slip-On (SO), Blind (BL), Socket Weld (SW), Lap Joint (LJ), Threaded
Pressure Ratings: Class 150, 300, 600, 900, 1500, 2500; PN6 to PN400
Size Range: 1/2" to 60" (DN15 to DN1500)
Heat Treatment: Normalizing, Annealing, Quenching + Tempering (to enhance toughness)
Surface Coating: Black Paint, Anti-rust Oil, Hot-dip Galvanized, Cold Galvanized, Yellow Varnish
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- Quality Assurance
- 24/7 Customer Service
Product Introduction
Carbon Steel Forged Steel Flange Manufacturer
JS Fittings brings over 40 a long time of specialized fabricating encounter in creating premium carbon steel forged steel flange items. Our cutting edge 7,000 square meter office conveys predominant produced ribs with refined grain structure through high-pressure mechanical manufacturing forms. With yearly deals surpassing RMB 100 million and month to month shipments outperforming 50 holders. You can believe our ISO 9001 certified quality framework, progressed testing gear, and endorsements from major vitality companies like NIOC and ADNOC for your basic pipeline applications.
Carbon Steel Forged Steel Flange Overview
When you require dependable pipe associations for high-pressure applications, our manufactured steel spines provide unmatched execution. These basic components interface channels, valves, pumps, and gear to frame secure channeling frameworks in oil, gas, and mechanical preparing lines.
Unlike cast choices, our Carbon Steel Manufactured Steel Rib items experience exact mechanical producing that dispenses with inner porosities. This makes predominant mechanical properties and leak-proof seals that withstand extraordinary warm cycles without breaking. You get reliable quality from our total extend - from standard Weld Neck to specialized Dazzle flanges.
Key Features & Advantages
Refined Inside Structure: Our manufacturing prepare disposes of gas pockets common in cast items, giving you higher weariness resistance and dependable push handling.
Precision Gasket Surfaces: CNC machining centers create correct serrated or smooth wraps up. Your gaskets situate impeccably, anticipating spills in high-vacuum or high-pressure environments.
Perfect Field Fit-up: We keep up strict resiliences on jolt gap arrangement and thickness. Your establishment groups spare time with spines that adjust superbly with coordinating equipment.
Proven Weight Appraisals: Each rib meets particular ASME B16.5 Pressure-Temperature appraisals. Engineers can securely indicate our components in basic refinery and chemical infrastructure.
Durable Assurance: Mechanical dark polish, yellow oil, or hot-dip galvanizing anticipates erosion amid travel. You get ribs prepared for prompt installation.
Technical Specifications
| Parameter | Specification |
|---|---|
| Primary Standards | ASME/ANSI B16.5 (1/2" to 24"), ASME B16.47 Series A & B (26" to 60"), DIN/EN 1092-1 |
| Flange Types | Weld Neck (WN), Slip-On (SO), Blind (BL), Socket Weld (SW), Threaded (TH), Lap Joint (LJ) |
| Pressure Ratings | Class 150, 300, 600, 900, 1500, 2500 / PN6, PN10, PN16, PN25, PN40, PN64 |
| Size Range | DN15 to DN2000 |
| Facing Types | Raised Face (RF), Flat Face (FF), Ring Type Joint (RTJ), Male & Female (M&F) |
Standards & Certifications
Our manufacturing processes comply with internationally recognized standards including ASTM/ASME, DIN, JIS, and GOST. We maintain ISO 9001 quality management certification along with CE and GOST-R approvals. These certifications ensure your projects meet global compliance requirements.
Chemical Composition & Mechanical Properties
| Grade | Carbon (%) | Manganese (%) | Phosphorus (%) | Sulfur (%) | Silicon (%) |
|---|---|---|---|---|---|
| A105 | ≤0.35 | 0.60-1.05 | ≤0.035 | ≤0.035 | 0.10-0.35 |
| A350 LF2 | ≤0.30 | 0.60-1.35 | ≤0.035 | ≤0.035 | 0.15-0.30 |
Mechanical Properties: Tensile strength 485-620 MPa, Yield strength ≥250 MPa, Elongation ≥22%.
Manufacturing Process
Your spines start as premium steel billets warmed to ideal manufacturing temperature. High-pressure mechanical fashioning shapes the fabric whereas refining grain structure. Warm treatment normalizes inner push, taken after by exactness machining for correct measurements. Last review utilizing spectrometer examination and non-destructive testing guarantees quality some time recently defensive coating application.
Surface Finish & Coating Options
Choose from different defensive wraps up based on your application requirements:
- Black Enamel: Standard security for indoor applications
- Yellow Oil: Brief erosion security amid storage
- Hot-Dip Galvanizing: Most extreme erosion resistance for open air environments
- Custom Coatings: Uncommon necessities accessible upon request
Applications
Our carbon steel forged steel flange items serve basic parts over numerous industries:
- Oil and gas preparing facilities
- Chemical and petrochemical plants
- Power era systems
- Water treatment facilities
- Industrial fabricating processes
- Marine and seaward applications
Packaging & Delivery
We ensure your venture through proficient bundling. Spines get person wrapping with dampness obstructions, taken after by wooden carton assurance for ocean cargo. Standard conveyance happens inside 15-30 days depending on arrange estimate. Express shipping choices accessible for pressing requirements.
Customization Service
Your one of a kind applications merit custom fitted arrangements. We offer total customization counting uncommon measurements, non-standard weight evaluations, and interesting fabric grades. Our designing group works straightforwardly with you to create ideal rib plans assembly your particular working conditions.
Quality Control
Quality confirmation starts with crude fabric confirmation utilizing spectrometer examination. Each generation organize incorporates dimensional assessment and weight testing. Last assessment covers surface wrap up, dimensional exactness, and fabric certification. You get total process test certificates with each shipment.
FAQ
Q: What's the difference between ASME B16.5 and B16.47 flanges?
A: B16.5 covers sizes 1/2" to 24". B16.47 handles larger pipelines (26" to 60") with Series A for heavy-duty use and Series B for lighter applications.
Q: When should I choose RTJ facing over RF?
A: RTJ faces work best for high-pressure applications (Class 600+) or high-temperature services, using metal ring gaskets for stronger sealing.
Q: Are carbon steel flanges suitable for low temperatures?
A: Standard A105 works down to -29°C. For colder environments, specify A350 LF2 grade tested for low-temperature impact toughness.
Q: Do Blind flanges handle the same pressure as Weld Neck flanges?
A: Yes. Blind flanges must withstand identical internal pressure ratings, often facing higher stresses due to end-cap forces.
Contact Us
Ready to discuss your carbon steel forged steel flange requirements? Contact our experienced team at admin@jsfittings.com for technical specifications and competitive pricing.
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