Alloy 20 slip on flanges are a versatile choice for industries requiring easy installation and reliable sealing in systems handling corrosive chemicals and acids. Tesco Steel & Engineering manufactures high-quality Alloy 20 slip on flanges designed for precision fitment, reduced installation time, and secure leak-proof connections in low-pressure piping applications. These flanges are offered in equivalent grades including UNS N08020, 2.4660, WP20CB, AFNOR Z2NCUD31-20AZ, and EN NiCr20CuMo, ensuring seamless compatibility with international standards across chemical, petrochemical, and pharmaceutical projects.
The chemical composition of Alloy 20 includes 32-38% nickel, 19-21% chromium, 3-4% copper, and 2-3% molybdenum, along with controlled additions of iron, niobium, and manganese, providing exceptional resistance to sulfuric acid environments and chloride stress corrosion cracking. Tesco Steel & Engineering ensures each Alloy 20 slip on flange undergoes stringent quality checks and precision machining to deliver flanges with excellent mechanical strength, corrosion resistance, and dimensional accuracy. These flanges are widely used in applications such as acid processing plants, pharmaceutical manufacturing, food processing, and other systems requiring resistance to aggressive media while maintaining operational efficiency.
Tesco Steel & Engineering proudly exports Alloy 20 slip on flanges to multiple countries, including the USA, Germany, the UK, Saudi Arabia, the UAE, and Qatar, serving clients across Western and Middle Eastern markets with high-quality flange solutions. As a trusted manufacturer, we are committed to rigorous quality control, competitive pricing, and prompt delivery, ensuring your projects receive dependable slip on flanges that enhance pipeline safety and reduce maintenance needs. By choosing Tesco Steel & Engineering, you secure durable, corrosion-resistant Alloy 20 slip on flanges that extend the lifespan of your systems while providing seamless performance in harsh industrial environments.
| C | Mn | Si | P | S | Cu | Cr | Mo | Ni |
|---|---|---|---|---|---|---|---|---|
| 0.070 max | 2.00 max | 1.00 max | 0.045 max | 0.035 max | 3.00-4.00 | 19.00-21.00 | 2.00-3.00 | 32.00-38.00 |
| Tensile Strength, MPa | Yield Strength, Min, Mpa | Elongation % min. |
|---|---|---|
| 551 | 241 | 30 |
| Standard | Werkstoff Nr. | UNS | AFNOR | EN |
|---|---|---|---|---|
| Alloy 20 | 2.4660 | N08020 | Z2NCUD31-20AZ | NiCr20CuMo |
| Alloy 20 Slip On Flanges are available in the following specifications: | |
|---|---|
| Size | 1/2"NB to 56"NB |
| Class | 150#, 300#, 3000#, 6000#, 9000# |
| Sch (Schedule) | XS, XXS, STD & Schedule 20, 40, 80, 160 |
| Pressure Ratings | PN 1 - PN 400 |
| Other Services | Hot Dip Galvanized (GI) Alloy 20 Slip On Flanges Sand Blasting on Alloy 20 Slip On Flanges Shot Peening on Alloy 20 Slip On Flanges Epoxy Coating on Alloy 20 Slip On Flanges FBE Coating on Alloy 20 Slip On Flanges |
| ANSI / ASME Class 150 Alloy 20 Slip On Flange |
| ANSI / ASME Class 300 Alloy 20 Slip On Flange |
| ANSI / ASME Class 600 Alloy 20 Slip On Flange |
| ANSI / ASME Class 1500 Alloy 20 Slip On Flange |
Countries we export to: Slip On Socketweld Flanges Manufacturers / Suppliers / Stockist in Kuwait, UAE, Germany, Saudi Arabia, West Africa, Iraq, Congo, Mexico, Bahrain, Canada, Philippines, Thailand, Kenya, Oman, Malaysia, Turkey, Qatar, Sudan, Netherlands, Oman, Nigeria, Lithuania, Gabon, Russia, Vietnam, Angola, Bolivia, Indonesia, UK, Yemen, Italy, United States, Venezuela, Spain, Iran, Estonia, Kazakhstan, Algeria, Jordan, Ecuador, Portugal, Colombia, Libya, Chile, Peru, Iran, South Africa, Bangkok, Namibia, Jeddah, Afghanistan, Israel, Zambia, Macau, Morocco, Denmark, Taiwan, Norway, Belarus, North Macedonia, Lebanon, Sri Lanka, Bhutan, Bulgaria, Albania, Ukraine, Belgium, Finland, Slovokia, Tibet, Romania, France, Brazil, Trinidad & Tobago, Fiji, Tunisia, Gambia, Mexico, Hungary, Zimbabwe, Mongolia, Ghana, Egypt, Kazakhstan, Czech Republic, Azerbaijan, Poland, Greece, Costa Rica, Kosovo, New Zealand, Croatia, Puerto Rico, Tanzania, Somalia.
Major Exporting Areas: Alloy 20 Slip On Flanges Manufacturers / Suppliers / Stockist in Moscow, Port-Of-Spain, Seoul, Montreal, Dubai, Kuala Lumpur, Aberdeen, Tehran, Bogota, Petaling Jaya, Melbourne, Abu Dhabi, Courbevoie, Edmonton, Ho Chi Minh City, Bangkok, Toronto, Muscat, Milan, Busan, Mexico City, Perth, La Victoria, Santiago, Rio de Janeiro, London, Karachi, Los Angeles, Manama, Geoje-si, Atyrau, Sydney, Riyadh, New York, Jeddah, Houston, Granada, Jakarta, Brisbane, Algiers, Kuwait City, Dubai, Hanoi, Doha, Al Jubail, Chiyoda, Cairo, Gimhae-si, Caracas, Lagos, Al Khobar, Madrid, Singapore, Calgary, Colombo, Ulsan, Istanbul, Ahvaz, Dammam, Dallas, Texas, Ankara, Sharjah, Vung Tau, Angola, Benin, Burundi, Botswana, Burkina Faso, Cameroon, Douala, Central African Republic, Republic of Congo, Democratic Republic of Congo, Côte d'Ivoire, Djibouti, Eritrea, Ethiopia, Equatorial Guinea, Gabon, Guinea, Kenya, Liberia,Malawi, Mali, Mauritania, Mauritius, Casablanca-Settat, Tanger-Tetouan-Al Hoceima, Fès-Meknès, Marrakesh-Safi, Oriental, Béni Mellal-Khénifra, Souss-Massa, Laâyoune-Sakia El Hamra, Rabat-Salé-Kénitra region, Mozambique, Temara, Niger, Rwanda, Senegal, Sierra Leone, Sudan, Tanzania, Togo, Uganda, Bangkok, Bangchan, Khlong Sam Wa, Gemopolis, Lard Krabang, Pathumthani, Bangkadi, Navanakorn, Samut Prakarn, Bangplee, Bangpoo, Saraburi, Nongkhae, SIL I/Land, Chachoengsao, Alloy 20 I/P, Gateway City, Wellgrow, Rayong, Amata City, Eastern Seaboard, Hemaraj Eastern Seaboard, Rojana, Soam Eastern, Chonburi, Amata Nakorn, Hemaraj Chonburi, Pinthong, Ayutthaya, Bangpa-in, Saha Ratna Nakorn, Nakornratchasima, Kabinburi, Prachinburi, HCMC, Tan Thuan Export Processing Zone, Bien Hoa, Dong Nai Province, Amata City Bien Hoa Industrial Park, Long Binh Techno Park, Binh Duong Province, Vietnam Singapore Industrial Park, My Phuoc Industrial Park, Ho Nai Industrial Zone, Bau Xeo Industrial Park, Long Thanh Industrial Zone, Long Duc Industrial Park, Duc Hao I, Tan Huong, Long Jiang, Tra Noc I/II, Hung Phu I, Hiep Phuoc Industrial Park, Phuoc Dong Industrial Park, Dinh Vu – Cat Hai Economic Zone.