Al-Arham Engineering Co.

Duplex Grades:

Duplex 2205 Stainless Steel

Duplex 2304 Stainless Steel

Duplex 2507 Stainless Steel

Duplex LDX2101 Stainless Steel

ASTM A790 / ASME SA790 Duplex Steel S31803/S32750/S32760 ERW, EFW, High Pressure

we are engaged in supply and stockiest of Duplex, manufactured using standard quality of raw material. Duplex Grades available in various grades like 2304, 2205, 2507 and LDX2101.
Our range of Duplex steel Grades are quality tested on various limitations before being delivered to clients.

These super duplex Grades possess high resistance against corrosion and are available in various grades and specifications. It is widely used in construction and other industries. As Paralleled to austenitic stainless steel, the duplex steel has better-quality strength as well as improved resistance to the localized corrosion, mainly crevice corrosion, pitting and stress corrosion cracking. The promoters of the company, with sufficient experience and expertise, identified the opportunities in this fast emerging field and invested in the best available human resources, technology, infrastructure and materials.

Specification for Duplex  Stainless Steel

Grades Duplex Steel 2205 (UNS No. S31803) 1.4462 Designation SS ASTM A790 / ASME SA790 Size (Seamless) 1/2″NB TO 12 “NB IN Size (Welded) 6″ NB – 24″ NB Dimensions OD(6.0-630)*WT(0.5-45)mm Schedule SCH20, SCH30, SCH40, STD, SCH80 Type Seamless / ERW / Welded / Fabricated / LSAW Pipes Form Round, Square, Rectangular, Hydraulic Etc End Plain End, Beveled End, Treaded Application Furnace parts, Oil burner parts, Carburising boxes, Heat Treatment baskets and jigs, Heat Exchangers, Welding filler wire and electrodes.

Chemical Composition for Duplex Steel 2205

Duplex Steel 2205 Ni Cr Mo Mn Si C N S P Fe MIN 4.5 22.0 3.0 – – – 0.14 – – – MAX 6.5 23.0 3.5 2.0 1.0 0.03 0.2 0.02 0.03 Balance

Duplex Steel, Duplex Steel 2205 Pipes and Tubes Stockist

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