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Duplex / Super Duplex Steel Fasteners

Duplex / Super Duplex Steel Fasteners

MM Meta Trade is a well-known trader of Duplex / Super Duplex Steel Fasteners, which has a greater thermal conductivity than austenitic stainless steels. Firefighting systems, injection and ballast water systems, heat exchangers, chemical process industries, pipes and vessels all require our Duplex / Super Duplex Steel Fasteners. ThesDuplex /  Super Duplex Steel  Fasteners have a balanced dual phase microstructure that combines excellent strength with cost-effective corrosion resistance, especially in high chloride conditions.

Our fasteners are utilised in a variety of industries throughout the world, including offshore oil drilling, pulp and paper, power generation, condenser, gas processing, speciality chemicals, sea water equipment, pharmaceuticals, petrochemicals, chemical equipment, and so on. It is employed because of its superior corrosion resistance, weldability, and durability, as well as its resistance to crevice corrosion and stress corrosion, as well as its high toughness and tensile strength.

Specification For Duplex / Super Duplex Steel Fasteners

Specifications

ASTM A182 / ASME SA182, F51, F60

Size

M02 to M30

Hardness

Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.

Type

Bolts, nuts, Washers, Anchor Fasteners, Stud Bolts, Eye Bolt, Stud, Threaded Rod, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners, etc.

Materials

Duplex Steel:

Standard : DIN, ASTM, BS and all International Standards

Grades : UNS NO. S 31803, S 32205, S 32550, S 32750

Super Duplex Steel:

Standard : ASTM, BS, IS

Grades : UNS S32750, S32760, S32950