Quan Flanges and Plates, located in Da Nang, Vietnam, stands out as a top-notch manufacturer and supplier of premium industrial flanges, including the DIN 2527 PN25 Blind Flanges. Thanks to their cutting-edge manufacturing processes and rigorous quality control, the company guarantees precision engineering, durability, and adherence to international standards. These DIN 2527 PN25 Blind Flanges are specifically crafted to seal off pipe ends, providing exceptional sealing capabilities and the ability to withstand high pressure. Quan Flanges and Plates caters to a variety of industries, such as oil and gas, petrochemicals, power generation, and water treatment, delivering dependable products that prioritize safety, performance, and efficiency in crucial piping applications around the globe.
Typically made from carbon steel, stainless steel, or alloy steel, DIN 2527 PN25 Blind Flanges are built to last, offering impressive durability, resistance to corrosion, and robust strength. They are composed of elements like carbon, chromium, nickel, and molybdenum, which enhance their mechanical properties. These flanges boast high tensile strength, remarkable hardness, and the ability to endure high pressure and temperature. With their outstanding sealing capabilities, they maintain their structural integrity even in challenging conditions. Their toughness and reliability make them ideal for long-term use in pipelines and equipment where high performance and safety are non-negotiable.
| Size Chart | 1/2″ (15 NB) To 48″ (1200NB) |
| Coating Flanges Faces | Zinc Plated, Oil Black Paint, Yellow Transparent, Cold and Hot Dip Galvanized, Anti-rust Paint |
| Design For Size | DIN, EN, ASA, PN, JIS, BS, ANSI, ASME |
| Pressure Rating Table | Class 150 LBS, Class 300 LBS, Class 600 LBS, Class 900 LBS, Class 1500 LBS, Class 2500 LBS |
| Supporting Flanges Material | Flanges Bolts, Gasket, Ring Joint |
| Connect Type Type | FF, RTJ, SMF, LMF, RF, LJF |
| Production Process | Forged, Heat Treated and Machined |
| Standard | ASME B16.38 Flange, DIN Flange, ISO Flange, JIS Flange, PN Flange, MSS SP44 Flange, EN-1092 Flange, BS10 Flange, ASME B16.47 (Series A, Series B) Flange, UNI Flange, ASME B16.5 Flange, AWWA Flange, DIN Flange, GOST Flange |
| Machining Equipment | Bending machine, Sand-blasting machine, Press machine, Pushing Machine, Electric bevelling machine etc |
| DIN 2527 PN25 (in mm) | ||||||
| Nominal Pipe Size | Flange Dia | Thk of Flange | Dia of Bolt Circle | No. of | Dia of Bolt Holes | |
| DIN | D | B | K | holes | D2 | KG |
| 90 | 90 | 16 | 60 | 4 | 14 | 0.72 |
| 95 | 95 | 16 | 65 | 4 | 14 | 0.81 |
| 105 | 105 | 18 | 75 | 4 | 14 | 1.14 |
| 115 | 115 | 18 | 85 | 4 | 14 | 1.38 |
| 140 | 140 | 18 | 100 | 4 | 18 | 2.03 |
| 150 | 150 | 18 | 110 | 4 | 18 | 2.35 |
| 165 | 165 | 20 | 125 | 4 | 18 | 3.20 |
| 185 | 185 | 22 | 145 | 4 | 18 | 4.29 |
| 200 | 200 | 24 | 160 | 8 | 18 | 5.54 |
| 235 | 220 | 24 | 190 | 8 | 22 | 7.60 |
| 270 | 250 | 26 | 220 | 8 | 26 | 10.82 |
| 300 | 285 | 28 | 250 | 8 | 26 | 14.60 |
| 330 | 315 | 28 | 280 | 8 | 26 | 17.40 |
| 360 | 340 | 30 | 310 | 12 | 26 | 22.47 |
| 425 | 405 | 32 | 370 | 12 | 30 | 33.51 |
| 485 | 460 | 34 | 430 | 12 | 30 | 46.29 |
| 555 | 520 | 38 | 490 | 16 | 33 | 68.08 |
| 620 | 580 | 40 | 550 | 16 | 36 | 89.59 |
| 730 | 715 | 45 | 660 | 20 | 36 | 140.66 |
| 845 | 780 | 48 | 770 | 20 | 39 | 202.30 |
| 960 | 895 | 50 | 875 | 24 | 42 | 271.05 |
| 1085 | 1015 | 54 | 990 | 24 | 48 | 373.52 |
| 1185 | 1115 | 58 | 1090 | 28 | 48 | 479.07 |
| 1320 | 1230 | 62 | 1210 | 28 | 56 | 632.47 |
Quan Flanges, a leading supplier in Da Nang, Vietnam, offers an extensive selection of DIN 2527 PN25 Blind 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.
DIN 2527 PN25 Blind Flanges are commonly employed to terminate pipelines, isolate piping systems, or facilitate secure pressure testing. They play a vital role in oil and gas refineries, chemical plants, water treatment facilities, and power generation sectors. These flanges simplify maintenance by allowing sections of pipelines to be sealed off without any leakage. In marine and offshore applications, they are designed to handle high pressure and resist corrosive environments. Additionally, they find utility in hydraulic systems and industrial processing units where safe closure, effective pressure management, and structural integrity are paramount.
Yes, we offer custom sizes for DIN 2527 PN25 Blind Flanges to meet specific project needs. Our team at Quan Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@quanflanges.com.
| NPS NPS (inch) | |||||
|---|---|---|---|---|---|
| Diammeter of Flange (inch) | No. of Bolts | Diammeter of Bolts (inch) | Diammeter of Bolt Holes (inch) | Bolt Circle (inch) | |
| 1/4 | 3-3/8 | 4 | 1/2 | 0.62 | 2-1/4 |
| 1/2 | 3-1/2 | 4 | 1/2 | 0.62 | 2-3/8 |
| 3/4 | 3-7/8 | 4 | 1/2 | 0.62 | 2-3/4 |
| 1 | 4-1/4 | 4 | 1/2 | 0.62 | 3-1/8 |
| 1-1/4 | 4-5/8 | 4 | 1/2 | 0.62 | 3-1/2 |
| 1-1/2 | 5 | 4 | 1/2 | 0.62 | 3-7/8 |
| 2 | 6 | 4 | 5/8 | 0.75 | 4-3/4 |
| 2-1/2 | 7 | 4 | 5/8 | 0.75 | 5-1/2 |
| 3 | 7-1/2 | 4 | 5/8 | 0.75 | 6 |
| 3-1/2 | 8-1/2 | 8 | 5/8 | 0.75 | 7 |
| 4 | 9 | 8 | 5/8 | 0.75 | 7-1/2 |
| 5 | 10 | 8 | 3/4 | 0.88 | 8-1/2 |
| 6 | 11 | 8 | 3/4 | 0.88 | 9-1/2 |
| 8 | 13-1/2 | 8 | 3/4 | 0.88 | 11-3/4 |
| 10 | 16 | 12 | 7/8 | 1 | 14-1/4 |
| 12 | 19 | 12 | 7/8 | 1 | 17 |
| 14 | 21 | 12 | 1 | 1.12 | 18-3/4 |
| 16 | 23-1/2 | 16 | 1 | 1.12 | 21-1/4 |
| 18 | 25 | 16 | 1-1/8 | 1.25 | 22-3/4 |
| 20 | 27-1/2 | 20 | 1-1/8 | 1.25 | 25 |
| 24 | 32 | 20 | 1-1/4 | 1.38 | 29-1/2 |
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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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