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DIPTI METAL INDUSTRIES

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UNS K91560 / P91 / 1.4903 Manufacturer, Supplier

UNS K91560 / P91 / 1.4903 Manufacturer, Supplier & Exporter – DIPTI METAL INDUSTRIES

UNS K91560 / P91 / 1.4903 – High-Temperature Boiler Steel

Manufacturer • Exporter • Supplier – DIPTI METAL INDUSTRIES

DIPTI METAL INDUSTRIES is a leading global UNS K91560 Manufaturer,UNS K91560 Exporter and UNS K91560 supplier of UNS K91560 (P91 / 1.4903) steel products, engineered for high-temperature service in power plants, refineries, and petrochemical industries. Our offerings include seamless pipes, forged bars, plates, fittings, and custom components for critical applications.

🧪 Chemical Composition (%)

C Mn Si P S Cr Mo V Nb N Al Ni
0.08–0.120.3–0.60.2–0.5<0.02<0.018.0–9.50.85–1.050.18–0.250.06–0.100.03–0.07<0.02<0.4

Standard Equivalents:
EN: X10CrMoVNb9-1 (1.4903) | ASTM: A213 T91, A335 P91, A387 Gr. 91, A182 F91 | UNS: K91560

🛠️ Mechanical Properties

  • Tensile Strength (Rm): 620–850 MPa
  • Yield Strength (Re): ≥ 450 MPa
  • Elongation (A): ≥ 20%
  • Impact Resistance (KV @ +20°C): ≥ 40 J
  • Modulus of Elasticity: 218 GPa
  • Thermal Conductivity: 14 W/m·K
  • Expansion Coefficient: 10.9 × 10⁻⁶ /K

🏭 Product Range

  • Seamless Pipes: ½″–24″ NB (ASTM A335 P91, EN 10216-2)
  • Boiler Tubes: OD 10–100 mm (ASTM A213 T91)
  • Plates & Sheets: 6–100 mm (A387 Gr. 91)
  • Bars & Rods: Ø10–Ø400 mm (A182 F91)
  • Forgings: Rings, Shafts (custom machined)
  • Pipe Fittings: ½″–24″ NB (ASME B16.9)
  • Flanges: DN15–DN2000 (ASME B16.5 / DIN)
  • Fasteners & Custom Machined Parts

🌍 Global Applications

  • Steam pipelines, superheaters, reheaters
  • Power plant headers and outlet chambers
  • Boilers and pressure vessels (540–580°C)
  • Supercritical & ultra-supercritical turbine components

Industry Sectors:

Power Generation, Oil & Gas, Petrochemicals, Refineries, Heat Exchangers

📦 Export & QA Capabilities

  • EN 10204 3.1 / 3.2 MTC
  • UT, RT, MPI, PMI & TPI from SGS, TUV, BV
  • Seaworthy packing: PE end caps, crates, wrapped
  • Shipping Ports: Nhava Sheva, Mundra, Chennai

Exported To

We proudly export our UNS K91560 Products to customers worldwide:

  • AF UNS K91560 in Afghanistan
  • AL UNS K91560 in Albania
  • DZ UNS K91560 in Algeria
  • AO UNS K91560 in Angola
  • AR UNS K91560 in Argentina
  • AM UNS K91560 in Armenia
  • AU UNS K91560 in Australia
  • AT UNS K91560 in Austria
  • AZ UNS K91560 in Azerbaijan
  • BH UNS K91560 in Bahrain
  • BD UNS K91560 in Bangladesh
  • BY UNS K91560 in Belarus
  • BE UNS K91560 in Belgium
  • BZ UNS K91560 in Belize
  • BJ UNS K91560 in Benin
  • BT UNS K91560 in Bhutan
  • BO UNS K91560 in Bolivia
  • BW UNS K91560 in Botswana
  • BR UNS K91560 in Brazil
  • BG UNS K91560 in Bulgaria
  • IN UNS K91560 in India
  • IR UNS K91560 in Iran
  • IQ UNS K91560 in Iraq
  • IE UNS K91560 in Ireland
  • IL UNS K91560 in Israel
  • IT UNS K91560 in Italy
  • JP UNS K91560 in Japan
  • KR UNS K91560 in South Korea
  • MY UNS K91560 in Malaysia
  • MV UNS K91560 in Maldives
  • MX UNS K91560 in Mexico
  • NL UNS K91560 in Netherlands
  • NZ UNS K91560 in New Zealand
  • NG UNS K91560 in Nigeria
  • NO UNS K91560 in Norway
  • OM UNS K91560 in Oman
  • PH UNS K91560 in Philippines
  • PL UNS K91560 in Poland
  • PT UNS K91560 in Portugal
  • QA UNS K91560 in Qatar
  • RO UNS K91560 in Romania
  • RU UNS K91560 in Russia
  • SA UNS K91560 in Saudi Arabia
  • SG UNS K91560 in Singapore
  • ZA UNS K91560 in South Africa
  • ES UNS K91560 in Spain
  • LK UNS K91560 in Sri Lanka
  • SE UNS K91560 in Sweden
  • CH UNS K91560 in Switzerland
  • TR UNS K91560 in Turkey
  • UA UNS K91560 in Ukraine
  • AE UNS K91560 in United Arab Emirates
  • GB UNS K91560 in United Kingdom
  • US UNS K91560 in United States
  • UZ UNS K91560 in Uzbekistan
  • VN UNS K91560 in Vietnam
  • ZM UNS K91560 in Zambia

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