Project Description

ASME SA213 Grade UNS S31254 SAUDI ARAMCO Approved Stainless Steel Tubes

ASTM A213  / A213M, ASME SA213 S31254 Seamless stainless tubes for Saudi Aramco Fadhili Gas Program (FGP) Project.

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ASTM A213 / A213M ASME SA213 Covers seamless ferritic and austenitic steel boiler, superheater, and heat-exchanger tubes.

ASTM A213 / A213M ASME SA213 Stainless Steel tubes Grades S31254.

ASTM A213 / A213M ASME SA213 S31254 tubes made by the seamless process and shall be cold finished as specified.

Standard: ASTM A213 / A213M, ASME SA213.

Description Name: S31254 Stainless steel tubes, ASTM A213 s31254 tubes, UNS S31254 stainless pipes.

Size:31.75*1.651mm and other size.

Shape: Round.

Length: 12500mm.

Chemical Composition:

According to ASTM E1086-14/ASTM A751-14a(ICP-OES) & ASTM E1019-11.

Equipment: HX-103-40 Fixed metal analysis spectrometer

GradeUNS
Design
Composition, %
CMnPSSiCrNiMoTiNbNCuCeBPREN
S312540.070.660.0230.00090.4120.0617.986.1. . .. . .0.204. . .. . .43.45 

Tensile Requirements

According to ASTM A370-17

Equipment: LX-202-07 Universal testing machine

GradeUNSTensile Strength, [MPa]Yield strength, [MPa]Elongation in 2 in. or 50mm, %A, BHardness
DesignationBrinell/Vickers
S31254424/416765/76050/5284.5/89.5 HRB

Click to download the details of S31254 Stainless Tubes Approved by Saudi Aramco.

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Flaring Test

According to ASTM A370-17.

Equipment: LX-202-52 Compression-testing machine.

Result: Flaring ratio:22%, Angle: 60°, D(inside): 34.71mm, accurate date: 35.62mm  result is no cracks or breaks.

Rockwell hardness Test

According to ASTM A370-17.

Equipment: LX-204-59 Rockwell hardness tester.

Result: Average 82.5HRB.

Flattening Test

According to ASTM A370-17.

Equipment: LX-202-52 Compression-test machine.

Flattening factor: 0.09

Result: H1: No cracks or breaks, H2: No stratification.

Pitting Test

Test according to ASTM G48.1-11 the result is 0.009g/m2*h

Hydrostatic Test

Each pipe shall be subjected to the hydrostatic test

  • P (Mpa): 7.0
  • Time(s): 10
  • Result: ok

Non-Destructive Test

  1. T test result is ok.

Heat treatment:

Temperature: ≥1150℃.

Cooling: water-cool.

Micro Structure Test

Ok.

Manufacture method

Cold rolling (drawn).

Delivery Condition

Solution Annealed pickled & passivated.

Markings

Marking Including Standard, grade, size, Lot no. Heat No. Manufacture name.

Note:

  • Mill test certificates will be issued according to EN10204.3 3.1 or 3.2.
  • All tubes shall be supplied as per applicable ASTM A213 /A213M Specification.

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S31254 PHOTOS

S31254 stainless tube inspection the surface

S31254 stainless tube inspection the surface

ASTM A789 S32750 Stainless tubes

S31254 Stainless tube PMI test

S31254 stainless tubes thickness inspection

S31254 stainless tubes thickness inspection

S31254 stainless tube flaring test

S31254 stainless tube flaring test

S31254 stainless tube flattening test

S31254 stainless tube flattening test

Packing and Marking

  • Packed in bundles or ply wooden box wrapped in plastic, and suitably protected for sea-worthily delivery or as requested.

Packing photos:

ASTM A269 Stainless Tubes Stock in the warehouse

S31254 Stainless Tubes Packaged with Wooden Cases

S31254 Stainless Tubes Packaged with Wooden Cases

Get in Touch

If you are interested in our products or cooperation with us, even having a comment or a suggestion, please contact us now for more detailed information.

Tel.: +86 185 5109 0083 | E-mail: cts@ctstubes.com

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Standard and Product List