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Alloy 20 / 20Cb3 Pipes & Tubes

Alloy 20 / 20Cb3 Pipes & Tubes

These pipes and tubes assist in moving the fluid from one end to the other because they are widely available and made from various grades and alloys. It is essential to use the greatest quality alloys for them to be extremely durable. Thus, Alloy 20 and Alloy 20Cb3 are two common alloys used to produce pipes and tubes. An austenitic SS with some of the best characteristics and additional features is alloy 20. The grade offers excellent corrosion resistance, pitting resistance, and strength at high temperatures. The quality has a chemical makeup that is balanced, which aids in providing the greatest performance even at cryogenic temperatures. With exceptional resistance to powerful acids like sulfuric and phosphoric acids, alloy Cb3 is austenitic stainless steel. The grade demonstrates excellent resistance to general corrosion, pitting resistance in chloride environments, and stress corrosion, among other features. It also has high strength, superior dependability, and simple fabricability. The grade’s well-balanced chemical makeup, which includes silicon, carbon, manganese, phosphorus, and silicon, seeks to give pipes and tubes strong tensile strength, excellent yield strength, and simple elongation. They are sufficiently pliable to undergo intermediate annealing, cold working, or work hardening. The forging process can occur at temperatures between 1750 and 2050 degrees Fahrenheit. Gas metal arc, gas tungsten arc, or shielded metal arc techniques can all be used to weld. They are pliable enough to undergo work hardening, cold working, or intermediate annealing. The forging process can occur at temperatures between 1750 and 2050 degrees Fahrenheit. Gas metal arc, gas tungsten arc, or shielded metal arc techniques can all be used to weld.

Alloy 20 / 20Cb3 Pipes & Tubes Specifications

Specifications : ASTM B729, B464, B468 / ASME SB729, SB464, SB468
Standard : ASTM, ASME and API
Size Range : 4 to 219 mm W. T.: 0.5 to 20mm
Outer Diameter : 1.250″ – 6.000″ (30-150mm)
Wall Range : 0.095″ – 1.000″ (.2.5-25mm)
Schedule : SCH 10, SCH20, SCH30, SCH40, STD, SCH60, XS, SCH80, SCH120, SCH140, SCH160, XXS
Type : Seamless / ERW / Welded / Fabricated / LSAW Pipes
Length : Single Random, Double Random & Cut Length
Form : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tube

Alloy 20 / 20Cb3 Pipes & Tubes Equivalent Grades

STANDARD UNS WERKSTOFF NR. AFNOR EN JIS BS GOST
Alloy 20
N08020
2.4660
Z2NCUD31-20AZ
NiCr20CuMo
-
-
-

Alloy 20 / 20Cb3 Pipes & Tubes Chemical Composition

Grade Ni Cr Cu Mo Fe Nb+Ta Mn P S Si C
Alloy 20
32.0 - 38.0
19 - 21
3 - 4
2 - 3
bal
8 x C-1
2 max
0.045 max
0.035 max
1.0 max
0.07 max

Mechanical Properties of Alloy 20 / 20Cb3 Pipes & Tubes

Grade Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Alloy 20
8.8 g/cm3
1350 °C (2460 °F)
Psi – 90,000, MPa – 620
Psi – 45,000, MPa – 300
40 %

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