ASTM A234 WP11-CL2 Reducing Tee (6" x 6" x 4") - Alloy Steel Buttweld Fitting for High-Temp Piping
The ASTM A234 WP11 Class 2 Reducing Tee is a precision-engineered butt-weld fitting designed for high-temperature and high-pressure piping systems. Manufactured from chromium-molybdenum alloy steel, this reducing tee ensures superior corrosion resistance and structural integrity in critical applications. Compliant with ASME B16.9 dimensional standards, it guarantees seamless integration into power generation, petrochemical, and process piping networks.
Element | Composition (%) | ASTM Requirement |
---|---|---|
Carbon (C) | ≤ 0.15 | ≤ 0.15 |
Manganese (Mn) | 0.30 - 0.60 | 0.30 - 0.80 |
Phosphorus (P) | ≤ 0.030 | ≤ 0.030 |
Sulfur (S) | ≤ 0.030 | ≤ 0.030 |
Silicon (Si) | 0.50 - 1.00 | 0.50 - 1.00 |
Chromium (Cr) | 1.00 - 1.50 | 1.00 - 1.50 |
Molybdenum (Mo) | 0.44 - 0.65 | 0.44 - 0.65 |
Property | Value | Standard Requirement |
---|---|---|
Tensile Strength | ≥ 415 MPa (60 ksi) | ≥ 415 MPa |
Yield Strength | ≥ 205 MPa (30 ksi) | ≥ 205 MPa |
Elongation (%) | ≥ 22% | ≥ 22% |
Hardness (Brinell) | ≤ 197 HB | ≤ 197 HB |
Pressure Rating | Class 3000# (PN 50) | ASME B16.11 |
High-Temperature Stability
Withstands sustained service up to 593°C (1100°F) due to Cr-Mo alloy content.
Corrosion & Oxidation Resistance
Chromium content provides superior protection in steam/hydrocarbon environments.
Pressure Integrity
Class 3000# rating ensures reliability in high-pressure systems (ASME B31.3 compliant).
Zero-Leak Performance
Precision-buttweld design eliminates gasket failure points.
Traceability Guaranteed
Full MTRs (Mill Test Reports) with heat number tracking available.
▶ Power Generation
Steam lines, boiler feed systems, turbine bypass networks (ASTM A213 T11/T22 compatible).
▶ Oil & Gas Refining
Hydrogen service, crude distillation units, hydroprocessing piping.
▶ Chemical Processing
High-temperature acid/caustic transfer lines.
▶ Industrial Steam Systems
Reducing steam distribution networks ≥ 400°F (204°C).