Alloy 20 Instrumentation Tubing & Fittings
Ratnam Steel is a manufacturer, supplier, exporter of a huge variety of products. We are an esteemed company that is pretty much engaged in giving a widespread variety of Alloy 20 Instrumentation Tubing & Fittings. Being ISO certified company and producing huge range of products, we have a huge number of domestic as well as international clients. We have supplied Alloy 20 Instrumentation Tubing & Fittings to clients in India as well as across the globe in countries such as US, UK, Italy, Germany, Australia etc. We offer Alloy 20 Instrumentation Tubing & Fittings at economical price to our consumers. These products have a widespread application in number of industries like sugar, nuclear, marine, defence, fabrication etc.
Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | AFNOR | EN |
| Alloy 20 | 2.4660 | N08020 | Z2NCUD31-20AZ | NiCr20CuMo |
Specification
Dimensions : DIN, ASTM, ASME, BS and all International Standards
Specifications : ASTM B366 / ASME SB 366
Grade : Alloy 20 – UNS N08020 )
Size Range : 1/8” to 2” and 2mm to 32mm tube diameter
Working Pressure : up to 6,000psi (based on severity of application)
Available Thread : NPT(ANSI B1.20.1), and ISO thread configurations (BSPT, BSPP)
Chemical Composition
| Element | Alloy 20 |
| Ni | 32 – 38 |
| Fe | Bal |
| C | 0.02 max |
| Mn | 1 – 2 |
| Si | 0.7 max |
| Cu | 3 – 4 |
| Cr | 19 – 21 |
| Mo | 2 – 3 |
| S | 0.005 max |
| P | 0.02 max |
| Nb | 0.1 – 0.3 |
Physical & Mechanical Properties
| Element | Alloy 20 |
| Density | 8.1 g/cm3 |
| Melting Point | 1443 °C (2430 °F) |
| Tensile Strength | Psi -80,000, MPa -551 |
| Yield Strength (0.2%Offset) | Psi – 35,000, MPa – 241 |
| Elongation | 30 % |