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  • ASTM A872 UNS J93183 Stainless Steel Pipe
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    ASTM A872 UNS J93183 Stainless Steel Pipe

    Standard Specification for Centrifugally Cast Ferritic/Austenitic Stainless Steel Pipe for Corrosive Environments
    ASTM A872 UNS J93183 Steel Pipe covers centrifugally cast ferritic/austenitic steel pipe intended for general corrosive service.ASTM A872 UNS J93183 Steel Pipe are susceptible to embrittlement if used for prolonged periods at elevated temperatures.

    ASTM A872 UNS J93183 Stainless Steel Pipe Quick Details
    Company Name: Beite steel pipe
    Country/Region: China
    Product Name:ASTM A872 UNS J93183 Stainless Steel Pipe
    Manufacture:centrifugal casting process.
    Outside Diameter:34-509mm
    Wall thickness:3.2mm——21mm
    Length:6000mm、12000m or specified length as require
    Port of Shipment:Tianjin,China
    Payment:L/C or T/T
    Delivery: 7-15 days after payment
    Package: Bundles (hexagonal),Wooden Boxes,Crates (steel/wooden)
    Materials and Manufacture
    The pipes are made by the centrifugal casting process.
    The pipes are machined on the inner surface and may be supplied either machined or unmachined in the outer surface. 

    Heat Treatment
    All pipes shall be furnished in the heat-treated condition as shown in Table 1.
    TABLE 1 Heat Treatment Requirements
    Grade Condition 
    °F [°C]
    UNS J93183 1920–2100 [1050–1150] Water quench or rapid
    cooling by other means

    Chemical Composition

    Element Grade  
    UNS J93183
    C 0.030
    Mn 2.0
    P 0.040
    S 0.030
    Si 2.0
    Ni 4.00–6.00
    Cr 20.0–23.0
    Mo 2.00–4.00
    N 0.08–0.25
    Cu 1.00
    Co 0.50–1.50

    Mechanical Properties

    Requirement  Grade
    UNS J93183
    Tensile strength, min, ksi [MPa] 90 [620]
    Yield strength, min, ksi [MPa] 65 [450]
    Elongation in 2 in. or 50 mm, min,% 25
    Hardness, max:  
    Brinell 290
    Rockwell C 30.5

    The surface of the casting shall be examined visually and shall be free of cracks and hot tears. 
    Permissible Variations in Dimensions
    Thickness—The wall thickness shall not vary over that specified by more than 1 ⁄ 8 in. [3 mm]. There shall be no variation under the specified wall thickness.
    Ordering Information
    Orders for material include the following, as required, to describe the desired material adequately..
    1.1 Quantity (feet [metres] or number of lengths),
    1.2 Name of material (centrifugally cast ferritic/austenitic steel pipe),
    1.3 Grade (UNS J93183 ),
    1.4 Size (outside or inside diameter and minimum wall thickness in inches [millimetres]),
    1.5 Length (specific or random),
    1.6 End finish of Specification A999/A999M,
    1.7 Test report required, and
    1.8 Special requirements or additions to the specification.

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