GETIG 80SB8

IDENTIFICATION :Embossing code no ER 80S-B8
SPECIFICATIONS : AWS/SFA 5.28 ER 80S-B8

CHARACTERISTICS :

Copper coated filler wire for welding 9% Cr / 1.0 % Mo, air hardening steel used for elevated temperature, creep service and corrosion resistance against steam, hot hydrogen gas and high sulphur crude oils. The welds are of radiographic quality.

APPLICATIONS

  • For elevated temperature service upto 600°C .
  • For boiler superheater tubing heat –exchangers, piping and pressure vessels in oil refineries and power plants.
  • Forgings ASTM A 336 grade F9.
  • Pipes and tubes ASTM A335 grades P9, ASTM A199 grade T9.
  • A 200 grade T9,A 213 grade T9.
  • Castings ASTM A 217 C12

SHIELDING GAS ………………….: Argon 7-10 lt/min

WELDING CURRENT ………………….: DC ( - )

COMPOSITION OF THE WIRE (RANGE) %:

C Mn Si Cr Cu Ni Mo S P
0.10 max 0.40-0.70 0.50 max 8.0-10.5 0.30 max 0.50 max 0.8-1.20 0.025 max 0.025 max

ALL WELDMECHANICAL PROPERTIES PWHT (740°C/2 hrs)

Tensile Strength N/mm2 Yield Stress N/mm2 Elongation (%) (L=4D) Charpy V-notch Impact properties
550-650 470-560 18-25 Temp Joules
27+2°C 30-80

RECOMMENDED CURRENT AND PACKING DATA :

SIZE (mm) LENGTH (mm) PACKING PER BOX
1.6 1000 5Kg
2.00 1000 5Kg
2.4/2.5 1000 5Kg
3.15/3.2 1000 5Kg