254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee
The 254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee is engineered with high levels of molybdenum, nitrogen, and chromium, offering a Pitting Resistance Equivalent Number (PREN) of ≥ 42. This makes it an exceptionally robust alternative to titanium alloys in high-chloride environments like seawater and halide-containing chemical streams.
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- Commodity name: 254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee
The 254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee is engineered with high levels of molybdenum, nitrogen, and chromium, offering a Pitting Resistance Equivalent Number (PREN) of ≥ 42. This makes it an exceptionally robust alternative to titanium alloys in high-chloride environments like seawater and halide-containing chemical streams.
254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee Description
Application Industries
Seawater Desalination (RO) FPSO Ballast Water Systems Flue Gas Desulfurization (FGD) Pulp Bleaching Plants Tall Oil Distillation Chemical Processing Plants Offshore Oil & Gas Platforms Hydrometallurgy Nuclear Power Piping Waste Water Treatment Product Parameters
Parameter Details Product Name 254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee Type Butt-Welding Pipe Fitting, Equal Tee / Straight Tee Size / OD 1/2" - 48" (DN15 - DN1200) (Customizable) Wall Thickness SCH 10S, SCH 40S, SCH 80S, SCH 160, XXS (Customizable) Standard ASME/ANSI B16.9, ASTM A403, EN 10253-4, MSS SP-43, etc. Surface Pickling, Sand Blasting, Polished Finish, etc. Scope of Application Widely used in seawater desalination, offshore platforms, chemical processing, FGD systems, shipbuilding, heavy equipment, etc. Certificate ISO, PED 97/23/EC, MTR (EN 10204 3.1), BV, SGS, DNV, GL, LR, ABS, etc. Production Technology Cold Forming, Hot Extrusion, Seamless or Welded Construction Edge Processing Beveled Ends (BE) according to ASME B16.25 Equivalent Grades
UNS ASTM / ASME EN / DIN AFNOR Common Trade Name UNS S31254 ASTM A403 WP31254 1.4547 Z1CNDU20.18.06AZ 254 SMO, Alloy 254 Chemical Composition (%)
Cr Ni Mo Cu N C (Max) Mn (Max) Si (Max) P (Max) S (Max) 19.5 - 20.5 17.5 - 18.5 6.0 - 6.5 0.50 - 1.00 0.18 - 0.22 0.020 1.00 0.80 0.030 0.010 Mechanical Properties
Tensile Strength (Rm) Yield Strength (Rp0.2) Elongation (A5) Hardness (Brinell) ≥ 650 MPa (94,000 psi) ≥ 300 MPa (44,000 psi) ≥ 35% ≤ 210 HB Physical Properties (at 20°C)
Density Melting Point Thermal Conductivity Specific Heat Capacity Modulus of Elasticity 8.00 g/cm³ (0.289 lb/in³) 1320°C - 1390°C 13.5 W/(m·K) 500 J/(kg·K) 195 GPa -
254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee - Stock Warehouse
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254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee - Product Inspection
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254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee - Product Measurement
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254 SMO (UNS S31254) Super Austenitic Stainless Steel Tee- Product Packaging
