Stainless Steel EFW Pipe

Product NameStainless Steel EFW Pipe
MaterialStainless Steel (e.g., 304, 316, 321)
SpecificationsASTM A358 / ASME SA358
TypeElectric Fusion Welded
Size Range8" NB to 120" NB (EFW Pipes typically larger diameters)
Wall ThicknessSchedule 5S to Schedule XXS
CertificationISO 9001, API 5L, CE


Product Description

Stainless steel Electric Fusion Welded (EFW) pipes are designed for demanding industrial applications where strength, durability, and resistance to corrosion are crucial. Manufactured using high-quality stainless steel, EFW pipes are ideal for use in industries such as oil and gas, chemical processing, power generation, and more. Emirerri Steel offers a range of EFW pipes in various grades, including SS 304, SS 316, and SS 321, ensuring optimal performance and reliability.

Chemical Composition Stainless Steel EFW Pipe

ElementSS 304 (%)SS 316 (%)SS 321 (%)
Carbon (C)0.08 max0.08 max0.08 max
Manganese (Mn)2.00 max2.00 max2.00 max
Silicon (Si)0.75 max0.75 max0.75 max
Phosphorus (P)0.045 max0.045 max0.045 max
Sulfur (S)0.030 max0.030 max0.030 max
Chromium (Cr)18.00-20.0016.00-18.0017.00-19.00
Nickel (Ni)8.00-10.5010.00-14.009.00-12.00
Molybdenum (Mo)-2.00-3.00-
Titanium (Ti)--5(C+N) min
Nitrogen (N)-0.10 max-

Mechanical Properties Stainless Steel EFW Pipe

PropertySS 304SS 316SS 321
Tensile Strength (MPa)515 min515 min515 min
Yield Strength (0.2% offset) (MPa)205 min205 min205 min
Elongation (% in 50mm)40 min40 min40 min
Hardness (HB)201 max217 max217 max


Stainless steel EFW pipes from Emirerri Steel are manufactured to meet the highest standards of quality and performance. The chemical composition and mechanical properties of SS 304, SS 316, and SS 321 ensure that these pipes offer excellent corrosion resistance, strength, and durability for a wide range of industrial applications. SS 304 is suitable for general-purpose applications with excellent forming and welding characteristics. SS 316, with added molybdenum, provides superior resistance to pitting and crevice corrosion, making it ideal for marine and chemical environments. SS 321, stabilized with titanium, offers excellent resistance to intergranular corrosion, especially in high-temperature applications.


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