Ronwen Flanges, based in Cape Town, South Africa, stands out as a top-notch manufacturer and supplier of high-quality Hastelloy Lap Joint Flanges. Renowned for their precision engineering and durability, this company delivers products that meet the rigorous standards of various industries, including chemical processing, marine, petrochemical, and power generation. Each flange is meticulously crafted to adhere to international standards, ensuring they boast excellent resistance to corrosion, oxidation, and extreme temperatures. With a strong focus on performance, reliability, and customer satisfaction, Ronwen Flanges has earned a reputation as a trusted partner for high-quality piping components in critical industrial settings.
Hastelloy Lap Joint Flanges are made from a specialized nickel-molybdenum-chromium alloy designed to withstand both oxidizing and reducing environments. Typically, the composition includes up to 70% nickel, 14–17% molybdenum, and 15–16% chromium, along with trace elements of iron, tungsten, and cobalt. These flanges are known for their impressive tensile strength, high ductility, and excellent weldability. With a tensile strength of around 790 MPa and a yield strength close to 355 MPa, Hastelloy Lap Joint Flanges deliver exceptional mechanical stability and corrosion resistance, ensuring they perform reliably in aggressive chemical and high-pressure situations.
| Size Chart | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
|---|---|
| Hastelloy Lap Joint Flange Standards | ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
| Hastelloy Alloy LJRF Flange Pressure Rating ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| ASTM B564 Hastelloy Lap Joint Flanges Pressure Calculation in DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| ASME SB 564 Lap Joint Flange | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| ASME SB564 Hastelloy Lap Joint Flange UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| B564 Lap Joint Flange EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Coating | Oil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| ASME SB564M Hastelloy Alloy Lap Joint Flange Production technique | Forged, Heat treated and machined |
| B564 Lap Joint Flange Connect Type/ Flange Face Type | Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lapped Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove |
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS 15 NB (1/2″) to 200 NB (8″) Equal and Reducing Configurations |
| ASME B564 Lap Joint Flange Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| ASTM B564 Hastelloy Alloy Lap Joint Flange Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
| Hastelloy Alloy Lap Joint Flange Origin | Indian / West Europe / Japan / USA / Korean |
| Manufacturer of Hastelloy Lap Joint Flange | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc. ASTM B564 Lap Joint Flange: -BS Flange, EN Flange, API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange, JIS/ KS Flange, BS4504 Flange, GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange B.S: BS4504 , BS3293, BS1560, BS10 AS 2129: Table D; Table E; Table H ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI B16.48 ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48 American standard (ANSI) German (DIN) British standard (BS) DIN: DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636, DIN 2637, DIN 2638 ASTM B564 C276 Hastelloy Flanges The other standard: AWWA C207; EN1092-1, GOST12820, JIS B2220; KS B1503, SABS1123; NFE29203; UNI2276 |
| ASME SB564M Hastelloy Lap Joint Flange Uses & application | Bitumen upgraders. Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids. |
Ronwen Flanges, a leading supplier in Cape Town, South Africa, offers an extensive selection of Hastelloy Lap Joint Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
These flanges are widely utilized in industries that require easy assembly, maintenance, and outstanding corrosion resistance. They’re commonly found in chemical processing facilities, marine systems, oil refineries, and power plants where pipelines need to be frequently dismantled. Their unique two-piece design, which includes a stub end and a backing flange, provides flexibility and alignment in complex piping systems. Perfect for handling corrosive fluids like acids, chlorides, and solvents, these flanges are particularly well-suited for reactors, heat exchangers, and pressure vessels operating in harsh industrial conditions.
| ASME/ANSI B 16.5 | Lap Joint Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| PRESSURE CLASS | 75, 150, 300, 400, 600, 900 |
| ASME/ANSI B 16.36 | Lap Joint Flange |
| PRESSURE CLASS | 300, 400, 600, 900, 1500, 2500 |
| BS 4504 SEC 3.1 | Hubbed Lap Joint Flange |
| PRESSURE CLASS | PN 2.5 TO PN 40 |
| BS 4504[PART 1] | Hubbed Lap Joint Hubbed Threaded, |
| PRESSURE CLASS | PN 2.5 TO PN 400 |
| BS 1560 BOSS | Hubbed Lap Joint Hubbed Threaded |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| BS10 | Lap Joint Flange |
| TABLE | D, E, F, H |
| DIN FLANGES | DIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673 |
| PRESSURE CLASS | PN 6 TO PN 100 |
| STANDARD | WERKSTOFF NR. | UNS | JIS | GOST | EN | OR |
| Hastelloy C276 | 2.4819 | N10276 | NW 0276 | ХН65МВУ | NiMo16Cr15W | ЭП760 |
| Hastelloy C22 | 2.4602 | N06022 | NW 6022 | – | NiCr21Mo14W | – |
| Hastelloy B2 | 2.4617 | N10665 | – | – | – | – |
Yes, we offer custom sizes for Hastelloy Lap Joint Flanges to meet specific project needs. Our team at Ronwen Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@ronwenflanges.co.za.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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