Duplex Steel S31803 Threaded Fittings

UNS S31803 Threaded Fittings, DIN 1.4462 Threaded Fittings

We are Manufacture, Suplier & Export of Duplex Steel S31803 Forged Threaded Fittings, which is the most widely used duplex (Ferritic / Austenitic) stainless steel grade. We recognize the importance of the ability to supply raw and pre-machined Duplex UNS S31803 Forged Threaded Fittings that can be relied on in terms of QUALITY, TRACEABILITY TO MILL SOURCE, SUPPLY ACCURACY, and RAPID DELIVERY. Duplex UNS S31803 Forged Threaded Elbow are extremely corrosion resistant and work hardenable alloys. Often referred to as the work horse grade, Duplex Steel S31803 Forged Threaded Fittings is the most widely used grade in the duplex family of stainless steels.

In fact Duplex S31803 Forged Threaded Fittings can be used successfully as an alternative to 300 series austenitic stainless steels in almost all applications where higher mechanical strength / lower weight is required. We offer wide range of Duplex Steel ASTM A182 Forged Threaded Fittings such as Duplex Steel 2205 Forged Threaded Elbow, Duplex S31803 Threaded Equal Tee, Duplex Steel S31803 Threaded Coupling, 2205 Duplex Steel Threaded Pipe Cap, Duplex Steel S31803 Threaded Union etc.

Specification Of Duplex Steel S31803 Threaded Fittings

Specifications ASTM A182 / ASME SA182
Size 1/8″ NB to 4″ NB Screwed-Threaded
Dimensions ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Class 2000lb/ 3000lb/ 6000lbs
From 90º Elbows, 45º Elbows, Tees, Cross, Couplings, Reducers, Inserts, Caps, Nipples, Unions, Equal Tees & Reducing Tees, Plugs.

Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Duplex S31803 1.4462 S31803

Chemical Composition

Grade C Mn Si P S Cr Mo Ni N Fe
S31803 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 22.0 – 23.0 3.0 – 3.5 4.50 – 6.50 0.14 – 0.20 63.72 min

Mechanical Properties

Grades Density (g/cm 3) Density (lb/in 3) Melting Point (°C) Melting Point (°F)
S31803 7.805 0.285 1420 – 1465 2588 – 2669