ASTM A234 WPB pipe fittings are commonly used in various industries, including:
| Property | Requirement | | :--- | :--- | | | Min 60,000 psi (415 MPa) | | Yield Strength | Min 35,000 psi (240 MPa) | | Elongation (2 in.) | Min 22% (varies slightly by specimen size) | | Hardness | 197 HBW (Brinell) max | astm a234 wpb pdf
| Element | Composition (%) | | :--- | :--- | | | 0.30 max | | Manganese (Mn) | 0.29 – 1.06 | | Phosphorus (P) | 0.050 max | | Sulfur (S) | 0.058 max | | Silicon (Si) | 0.10 min | | Chromium (Cr) | 0.40 max (usually residual) | | Nickel (Ni) | 0.40 max (usually residual) | | Molybdenum (Mo) | 0.12 max (usually residual) | | Vanadium (V) | 0.02 max (usually residual) | ASTM A234 WPB pipe fittings are commonly used
To obtain the official PDF:
The ASTM A234 specification covers wrought carbon steel and alloy steel fittings of seamless and welded construction. These fittings are used in pressure piping and pressure vessel fabrication. American Society for Testing and Materials. A234: The specific standard number for piping fittings. A234: The specific standard number for piping fittings
To comply with the ASTM A234 WPB standard, manufacturers must perform several tests to ensure safety under pressure:
When ordering, engineers must specify: