Super Duplex Stainless Steel S32760 (Zeron 100) Seamless Pipes & Tubes Manufacturer & Supplier
Super Duplex S32760 (Zeron 100) is a tungsten-enhanced super duplex stainless steel with exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. The addition of tungsten and copper provides superior performance in harsh chloride and sour gas environments.
UNS: S32760 | Category: Super Duplex Stainless Steel | Werkstoff Nr: 1.4501 | EN Name: X2CrNiMoCuWN25-7-4
Super Duplex Zeron 100 — Also Known As
Super Duplex Zeron 100 is also commonly known as Super Duplex Zeron 100, 100 Super Duplex Zeron, Super Duplex Stainless Steel S32760 (Zeron 100) Seamless Pipes & Tubes, S32760, UNS S32760, 1.4501, Werkstoff 1.4501, W.Nr 1.4501, X2CrNiMoCuWN25-7-4, zeron 100.
Super Duplex Zeron 100 — Applicable Standards & Specifications
Super Duplex Zeron 100 is commonly supplied to ASTM A789, ASTM A790, ASME SA789, ASME SA790, EN 10216-5, EN 10217-7.
Size Range
Outer Diameter: 1/4" NPS to 10" NPS (6.35mm to 273.1mm OD)
Wall Thickness: SCH 5S to SCH 80S
Chemical Composition (%)
| C | Mn | Si | Cr | Ni | Mo | W | Cu | N | P | S |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.030 max | 1.00 max | 1.00 max | 24.0-26.0 | 6.0-8.0 | 3.0-4.0 | 0.50-1.00 | 0.50-1.00 | 0.20-0.30 | 0.030 max | 0.010 max |
Mechanical Properties
- Tensile Strength
- 750 MPa min
- Yield Strength
- 550 MPa min
- Elongation
- 25% min
- Hardness
- 32 HRC max
Physical Properties
- Density
- 7.84 g/cm3
- Melting Range
- 1350-1400 C
- Thermal Conductivity
- 14.2 W/m-K
- Electrical Resistivity
- 860 nOhm-m
- Specific Heat
- 480 J/kg-K
- Coeff. of Thermal Expansion
- 13.0 um/m-C
Corrosion Resistance
- Pitting Resistance (PREN)
- >40 (W-enhanced)
- Max Service Temp (Oxidizing)
- 315 C
- Intergranular Corrosion
- Highly resistant
- Stress Corrosion Cracking
- Outstanding - sour gas rated
- General Corrosion Rate
- <0.01 mm/yr
- Seawater Resistance
- Excellent - warm seawater capable
Applicable Standards
- ASTM A789 / ASME SA789
- ASTM A790 / ASME SA790
- NORSOK MDS D56
- DIN EN 10216-5
Applications
- Subsea manifolds and production equipment
- Sour gas handling systems
- Seawater injection systems
- Desalination high-pressure membranes
- Mining and mineral processing
- Flue gas desulfurization
Industries Served
- Offshore Oil & Gas
- Subsea
- Mining
- Desalination
- Chemical Processing
Key Advantages
- Tungsten-enhanced for superior pitting resistance
- Excellent resistance to sour gas (H2S) environments
- Outstanding crevice corrosion resistance in warm seawater
- Higher impact strength than S32750
- Approved for NORSOK critical applications
- Excellent erosion-corrosion resistance
Equivalent Grades
- ASTM
- S32760
- Trade
- Zeron 100
- NORSOK
- MDS D56