Veer Flanges supplies GOST 12820-80 flanges in Kolkata, India. The company furnishes many good flange solutions, which fulfill strict international standards – these flanges last in harsh conditions, and they show great dimensional accuracy. People praise their extensive performance. Veer Flanges specializes in products for specific technical needs. This secures reliability and performance in each application. The company commits to good results plus to pleasing customers – it offers a wide range of GOST 12820-80 Flanges. These come in various sizes, materials along with pressure levels because they meet project needs across India.
GOST 12820-80 flanges consist of materials like carbon steel, stainless steel along with alloy steel. A good arrangement of carbon, chromium, nickel as well as molybdenum materials provides corrosion resistance and strength – these flanges show good mechanical properties, including high tensile and yield strength; they also have suspensions, which suit them for high pressure plus high temperature uses. Workers design them for durable, reliable seals, so little leaks out. The main advantages include resistance to corrosion, easy installation in addition to compatibility with various pipelines. They also obey international standards. These qualities fit GOST 12820-80 flanges for oil, gas, petrochemical next to other industries.
| Standard | GOST / ГОСТ 12820-80 |
| Size | 1/2″ to 48″ |
| UNI | 6Bar 16Bar 10Bar 25Bar 40Bar |
| Class | 300 LBS, 150 LBS, 900 LBS, 600 LBS, 1500 LBS, 2500 LBS |
| EN | 6Bar 25Bar 10Bar 40Bar 16Bar |
| Flanges Face Type Provided By Manufacturer | RF (Raised Face), RTJ (Ring Type Joint) |
| BS | BS4504 , BS4504, BS1560, BS10 |
| Value Added Services | CNC Machining, Customised Flanges |
| Outer diameters | 1/2” to 24” |
| Making Methods Provided By Manufacturer | Casting And Forging Rolling And Cutting |
| JIS | 5K, 16 K 10 K, 20 K, 40 K, 30 K, 63 K |
| Flanges Test | Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector |
| Coating/Surface Treatment By Manufacturer | Antirust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized |
| Flanges Equipment | Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc |
| Standards Provided By Manufacturer | BS4504, BS 10, API7S-15, JISB2220, BS1560-3.1, ANSI/ASME B16.5/16.36/16.47A/16.47B, EN1092, DIN, API7S-43, API605, B16.48, ISO70051, MSS S44 |
Veer Flanges a leading supplier in Kolkata, India, offers an extensive selection of GOST 12820-80 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.
GOST 12820-80 flanges are extensively utilized in situations where safe and durable pipe connections are a must. They can handle high pressure and temperature conditions, which is why they’re commonly found in oil and gas pipelines, petrochemical facilities, and refineries. These flanges are made to transport liquids, gases, and chemicals while ensuring the system remains intact. In the electrical appliance industry, they guarantee a steady flow of steam, water, and gas. They’re also popular in shipbuilding, construction, and HVAC systems because of their reliable sealing and ability to resist corrosion. Their versatility, compatibility, and adherence to standards make them crucial for key industrial applications.
| Pressure PN = 0.6 MPa (6 kgf/s m²) | |||||||
| Designation | D, mm | D1, mm | dv, mm | b, mm | d, mm | answer, pcs. | Mass, kg. |
| Flat flange GOST 12820-80 (01) 1-15-6 st.3 (20) | 80 | 55 | 19 | 10 | 11 | 4 | 0,33 |
| Flat flange GOST 12820-80 (01) 1-20-6 st.3 (20) | 90 | 65 | 26 | 12 | 0,53 | ||
| Flat flange GOST 12820-80 (01) 1-25-6 st.3 (20) | 100 | 75 | 33 | 12 | 0,64 | ||
| Flat flange GOST 12820-80 (01) 1-32-6 st.3 (20) | 120 | 90 | 39 | 13 | 14 | 1,01 | |
| Flat flange GOST 12820-80 (01) 1-40-6 st.3 (20) | 130 | 100 | 46 | 13 | 1,21 | ||
| Flat flange GOST 12820-80 (01) 1-50-6 st.3 (20) | 140 | 110 | 59 | 13 | 1,33 | ||
| Flat flange GOST 12820-80 (01) 1-65-6 st.3 (20) | 160 | 130 | 78 | 13 | 1,63 | ||
| Flat flange GOST 12820-80 (01) 1-80-6 st.3 (20) | 185 | 150 | 91 | 15 | 18 | 2,44 | |
| Flat flange GOST 12820-80 (01) 1-100-6 st.3 (20) | 205 | 170 | 110 | 15 | 2,85 | ||
| Flat flange GOST 12820-80 (01) 1-125-6 st.3 (20) | 235 | 200 | 135 | 17 | 8 | 3,88 | |
| Flat flange GOST 12820-80 (01) 1-150-6 st.3 (20) | 260 | 225 | 161 | 17 | 4,39 | ||
| Flat flange GOST 12820-80 (01) 1-200-6 st.3 (20) | 315 | 280 | 222 | 19 | 5,89 | ||
| Flat flange GOST 12820-80 (01) 1-250-6 st.3 (20) | 370 | 335 | 273 | 20 | 12 | 7,67 | |
| Flat flange GOST 12820-80 (01) 1-300-6 st.3 (20) | 435 | 395 | 325 | 20 | 22 | 10,28 | |
| Flat flange GOST 12820-80 (01) 1-350-6 st.3 (20) | 485 | 445 | 377 | 22 | 12,58 | ||
| Flat flange GOST 12820-80 (01) 1-400-6 st.3 (20) | 535 | 495 | 426 | 24 | 16 | 15,2 | |
| Flat flange GOST 12820-80 (01) 1-500-6 st.3 (20) | 640 | 600 | 530 | 25 | 19,72 | ||
| Flat flange GOST 12820-80 (01) 1-600-6 st.3 (20) | 755 | 705 | 630 | 25 | 26 | 20 | 26,24 |
| Flat flange GOST 12820-80 (01) 1-800-6 st.3 (20) | 975 | 920 | 820 | 27 | 30 | 24 | 46,14 |
| Flat flange GOST 12820-80 (01) 1-1000-6 st.3 (20) | 1 175 | 1 120 | 1 020 | 31 | 28 | 64,36 | |
| Flat flange GOST 12820-80 (01) 1-1200-6 st.3 (20) | 1 400 | 1 340 | 1 220 | 34 | 33 | 32 | 99,03 |
Yes, we offer custom sizes for GOST 12820-80 Flanges to meet specific project needs. Our team at Veer Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@veerflanges.co.in
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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