Product Introduction
202 (UNS S20200) stainless steel Welded Pipe is a high-manganese austenitic alloy delivering good strength and corrosion resistance at an economical cost. Supplied to ASTM A312 in 42.4mm x 2.77mm with a pickled passivated finish, this pipe delivers consistent dimensional accuracy, full traceability and dependable long-term performance for demanding industrial applications.
Product Specifications
| Item | Specification |
| Material Grade | 202 (UNS S20200) |
| Standard | ASTM A312 |
| Type | Welded Pipe |
| Size | 42.4mm x 2.77mm |
| Length | 6 Meter |
| Surface Finish | Pickled Passivated |
Chemical Composition (%)
| Element | Content (%) |
| Carbon (C) | <= 0.15 |
| Manganese (Mn) | 7.5 - 10.0 |
| Silicon (Si) | <= 1.00 |
| Phosphorus (P) | <= 0.060 |
| Sulfur (S) | <= 0.030 |
| Chromium (Cr) | 17.0 - 19.0 |
| Nickel (Ni) | 4.0 - 6.0 |
| Nitrogen (N) | <= 0.25 |
Mechanical Properties
| Property | Value |
| Tensile Strength | >= 655 MPa |
| Yield Strength | >= 260 MPa |
| Elongation | >= 40% |
| Hardness | <= 95 HRB |
Application Fields
- Railway and transport components
- Structural frameworks
- Container and enclosure panels
- General engineering