ASTM B704 Tubing

ASTM B704 Nickel Alloy UNS N06625 Welded Tube, ASTM B704 Welded Tube

ASTM B704 Tubing Supplier

Superior Steel Overseas is ISO 9001 & 14000 certified Exporter of ASTM B704 UNS N06625 Tube & now we became Distributor of ASTM B704 UNS N08825 & ASTM B704 Incoloy Tube. We are well- known Supplier of ASTM B704 Tubes & ASTM B704 Welded Tube.We are largest Stockiest of ASTM B704 Welded Tube with huge inventory of ASME SB 704 UNS N06625 Welded Tubes, ASTM B704 UNS N08825 Welded Tube, ASTM B704 UNS N06219 Tubes,ASTM B704 Nickel Alloy UNS N08825 Tubes and ASTM B704 Nickel Alloy UNS N06219 Welded Tubes. We have distribution cenetrs in the UK, the USA , Germany, Sweden, and Mexico, with a sales and service center network close to our customers worldwide.

ASTM B704 Welded Tube Specifications

Size 6.00 mm OD up to 914.4 mm OD
Thickness 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS
Length Within 13500mm
Type Welded Tubes
Grades UNS N06625, N06219, N08825

ASTM B704 Grade

  • ASTM B704 UNS N06625
  • ASTM B704 UNS N06219
  • ASTM B704 UNS N08825

ASTM B704 Welded Tubes Test Certificates

  • EN 10204/3.1B,
  • Raw Materials Certificate
  • 100% Radiography Test Report
  • Third Party Inspection Report, etc.

ASTM B704 UNS N06625 Chemical Composition

Grade C Mn Si Fe S Cr2 Al-Ti Ni
625 min. 20.0 58.0
max. 0.10 0.50 0.50 5.0 0.015 23.0 0.40

ASTM B704 UNS N06625 Mechanical Properties

Grade Tensile Strength (MPa) min Yield Strength 0.2% Proof (MPa) min Elongation (% in 50mm) min Hardness
Rockwell B (HR B) max Brinell (HB) max
625 Psi – 1,35,000 , MPa -930 Psi – 75,000 , MPa – 517 42.5

ASTM B704 UNS N06625 Equivalent Properties

Grade UNS No Old British Euronorm GOST Japanese JIS
Inconel 625 N06625 NA 21 NiCr22Mo9Nb 2.4856 NC22DNB4M ХН75МБТЮ NCF 625