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Product Information

Lean Duplex 2003 Pipe and Tubing


Sizes Standard Tolerances
Products OD Wall Lengths and/or coils Grades OD Wall Lengths
Welded Heat Exchangers & Condensers

Specifications: ASTM-A789 and ASME-SA789

0.5" (12.7 mm) to 4" (101.6 mm)

Metric sizes available

0.020" (0.51 mm) to 0.150" (3.81 mm) Cut lengths to 60' (18.3 m) Lean Duplex 2003
< 0.50" (12.7 mm) +/-0.005" (0.13 mm)
0.50" (12.7 mm) to <1.50" (38.1 mm) +/-0.005" (0.13 mm)
1.50" (38.1 mm) to <3.50" (88.9 mm) +/-0.010" (0.25 mm)
>3.50" (88.9 mm) to 4.00" (101.6 mm) +/-0.015" (0.38 mm)
+/-15% +/-10% +1/8" (3 mm)/-0"
Subsea Umbilical Tubing

Specifications: ASTM-A789 and ASTM-A790

3/8" (9.53 mm) to 1-1/2" (38.1 mm) 0.039" (0.99 mm) to 0.125" (3.18 mm) Cut lengths to 60' (18.3 m)

Coils to 1-1/2" OD

Lean Duplex 2003 ±0.005" (0.127 mm) ±10% Coils to 80,000' (24,384 m)

Physical Properties of Lean Duplex 2003 Alloys in the Annealed Condition at -20°F to +100°F


      Tensile Strength Yield Strength            
Alloy UNS Designation Spec. psi MPa ksi psi MPa ksi Elongation in 2 in. (min.) % Grain Size Req. Max. Hardness Modulus of Elasticity (x106 psi) Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) Thermal Conductivity (BTU-in/ ft2-h-°F)
Lean Duplex 2003 S32003 A789, A790 100,000 690 100 70,000 485 70 25 - 30 Rc 27.5 7.2 120

Composition of Lean Duplex 2003 tubing and pipe


Grade Lean Duplex 2003
UNS Designation S32003
Carbon (C) Max. 0.030
Manganese (Mn) Max. 2.00
Phosphorous (P) Max. 0.030
Sulphur (S) Max. 0.020
Silicon (Si) Max. 1.00
Chromium (Cr) 19.5 – 22.5
Nickel (Ni) 3.00 – 4.00
Molybdenum (Mo) 1.50 – 2.00
Nitrogen (N) 0.14 – 0.20
Iron (Fe) Bal.
Copper (Cu)
Other Elements

Lean Duplex 2003 Product Range


Alloy UNS Designation Werkstoff NR. Specifications*
Lean Duplex 2003 S32003 A789, A790

*Note: The specifications noted including ASTM, ASME, or other applicable authorities are correct at the time of publication. Other specifications may apply for use of these materials in different applications.