Duplex Steel Fasteners

Product Details:

Premium Super Duplex 32750 Grade Fasteners – Strength Meets Corrosion Resistance ��

Looking for high-performance fasteners for the toughest industrial environments? Aanuraj Fasteners Pvt Ltd proudly offers Super Duplex UNS S32750 fasteners – including studs, bolts, and nuts – manufactured as per DIN, IS, and ISO standards to ensure reliability, precision, and global compatibility.

�� Available Standards:

• Studs & Bolts: DIN 931, DIN 933, DIN 976, ISO 4014, ISO 4017, IS 1364

• Nuts: DIN 934, DIN 985, ISO 4032, IS 1364, ISO 7040

• Custom Sizes: As per drawings & project requirements

�� Chemical Composition (Typical %):

• Cr: 24.0 – 26.0

• Ni: 6.0 – 8.0

• Mo: 3.0 – 5.0

• N: 0.24 – 0.32

• Fe: Balance

• Others: Mn ≤ 1.2, Si ≤ 0.8, P ≤ 0.035, S ≤ 0.02

�� Mechanical Properties:

• Tensile Strength: ≥ 795 MPa

• Yield Strength (0.2% proof): ≥ 550 MPa

• Elongation: ≥ 15%

• Hardness: ≤ 32 HRC

• Impact Energy: Excellent toughness even at sub-zero temperatures

�� Key Benefits:

• Exceptional pitting & crevice corrosion resistance in seawater and chloride-rich environments

• Superior strength-to-weight ratio compared to austenitic stainless steel

• Outstanding fatigue & stress corrosion cracking resistance

• Ideal for marine, oil & gas, desalination, chemical processing, and offshore structures

�� Order your Super Duplex 32750 fasteners today for unmatched durability and performance!

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