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904L pipes and tubes

Hi-Tech Metal & Tubes is Manufacturer, Supplier & Exporter of 904L UNS No. 8904 Pipes and Tubes. Piyush Steel best quality ASTM B B677 904L Pipes and Tubes Supplier & Exporters in india. It has good mechanical properties and can be fabricated with comparative ease. This is normally used in the industries for joining the pipes. We are also provide EQUIVALENT GRADES like UNS N08904, SUS 904L, Inox 904L, DIN 1.4539.

Grade DIN UNS SUS Inox
SS 904L 1.4539 N08904 904L 904L


Specifications :-

Standards : ASTM, ASME
Designation : B 677, SB 677
Grade : 904L Pipes & Tubes 904L Seamless Pipes & Tubes: ASTM B677, ASME SB677


904L N08904 1.4539 X1NiCrMoCu25-20-5 904S13
SUS 890L
Z2 NCDU 25-20

Chemical Composition :

Grade C Mn Si P S Cr MO Ni CU
904L Min 19.0 4.00 23.00 1.00
max 0.20 2.00 1.00 0.045 0.035 23.0 5.00 28.00 2.00

Mechanical properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) Brinell (HB)
904L 490 220 35 70-90 typical
Rockwell Hardness value range is typical only; other values are specified limits.

Physical properties

Grade Density(kg/m3) Elastic Modulus(GPa) Mean Co-eff of Thermal Expansion (µm/m/°C) Thermal Conductivity(W/m.K) Specific Heat 0-100°C(J/kg.K) Elec Resistivity(nΩ.m)
0-100°C 0-315°C 0-538°C At 20°C At 500°C
904L 8000 200 15 13 500 850