Super Duplex Shafts

Super duplex steel shaft manufacturer in India — UNS S32750 / S32760 forged shafts for offshore, marine, and chemical duty from Suntech Forge India.

Super Duplex Shafts
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Super Duplex Shafts

Suntech Forge India is a leading super duplex steel shaft manufacturer in India, offering high-performance forged shafts with superior corrosion resistance, strength, and durability for demanding industrial applications.

Super duplex shafts are designed for extreme environments such as offshore, marine, and chemical industries. These shafts provide excellent mechanical strength and resistance to corrosion.

verified_user Excellent Corrosion Resistance
workspace_premium High Strength & Durability
shield_with_heart Withstands Extreme Conditions
military_tech Long Service Life

Super Duplex Shaft Specification

Top-quality super duplex shafts manufactured with years of expertise and advanced technology.

OD

Up to 160″

Length

Up to 75 ft

Max Weight

270,000 lbs

Tolerance

±0.5 mm

Custom Sizes

Available

Our Capability

  • Heat treatment
  • Machining & forging
  • Sawing

Standards

  • UNS S32750
  • UNS S32760
  • WNR 1.4410
  • SAF 2507

Value Added Services

  • Balancing
  • Heat treatment
  • CNC machining
  • Quenched & tempering
  • Honing / threading
  • Forging / shaping

Forging Method

  • Hot / cold forging
  • Open / closed die forging
  • Upset forging
  • Drop forging
  • Impression die forging

Testing & Quality Assurance

  • PMI testing
  • Liquid penetrant testing
  • NDT testing
  • Heat treatment
  • Ultrasonic testing

Surface Finish

  • Machined
  • Forged black / milled

Packaging

  • Wire rope
  • Protective paper
  • Wooden brick / custom

Applications

  • Offshore & marine
  • Chemical processing
  • Desalination plants
  • Power generators
  • Food & beverage
  • Pharmaceutical

Advantages of Super Duplex Shafts

  • Better corrosion resistance
  • Greater ductility
  • Increased strength

Size Chart

Diameter (mm) Length (mm) Weight (kg/m)
20 1000 1.57
30 1200 2.36
40 1500 3.14
50 2000 4.92
60 2500 6.28
70 3000 7.85
80 3500 9.42
100 4000 12.57
120 4500 15.71
150 5000 19.63

Weight Chart (TGP Shaft)

Diameter (mm) Length (mm) Weight (kg/m) Weight (lbs/ft)
20 1000 1.57 1.05
30 1200 2.36 1.59
40 1500 3.14 2.11
50 2000 4.92 3.31
60 2500 6.28 4.22
70 3000 7.85 5.28
80 3500 9.42 6.33
100 4000 12.57 8.44
120 4500 15.71 10.55
150 5000 19.63 13.18

Types of Super Duplex Shafts

  • Eccentric shaft
  • Machine shaft
  • Stepped shaft
  • Axle shaft
  • Crank shaft
  • Gear shaft
  • Hollow shaft
  • Flange shaft
  • Linear shaft
  • Rotor shaft
  • TGP shaft
  • Cold forged shaft
  • Hot forged shaft

Super Duplex vs Alloy 2507

Property Super Duplex Alloy 2507
Corrosion resistance Excellent Very high
Tensile strength 620–850 MPa ~750 MPa
Yield strength 450–650 MPa ~550 MPa
Cost Lower Higher

Equivalent Standards

  • UNS S32750
  • EN 1.4410
  • BS 2507
  • JIS SUS32950

Chemical Composition

  • Carbon: ≤ 0.03%
  • Chromium: 24–26%
  • Nickel: 6–8%
  • Molybdenum: 3–5%

Mechanical Properties

  • Tensile strength: 620 – 850 MPa
  • Yield strength: 450 – 650 MPa
  • Elongation: 25 – 40%
  • Hardness: 290 – 350 HRB

Physical Properties

  • Density: 7.8 g/cm³
  • Melting point: 1350 – 1400°C
  • Thermal conductivity: 14 W/m·K

Export Countries

  • Saudi Arabia
  • Qatar
  • UAE
  • Oman

Price Information

Super duplex steel shaft price — get the latest price by contacting sales@suntechforge.com.

Ready Stock

  • Round shafts
  • Stepped shafts
  • Hollow shafts
  • Custom forged shafts

Delivery Time

Export to Shipping time (days)
UAE 5
Saudi Arabia 7
Qatar 7
Bahrain 9
Kuwait 10
Malaysia 10
Singapore 8
Indonesia 9
Philippines 14
Italy 30
France 30
UK 30
USA 40–60
South Africa 25–30