STANDARDS:
SABS 145: 1971 Grade A
AWS A5. 18: ER 70S- 6
EN 440: G 42 1 C G3 Si 1 (G 46 2 M G3 Si 1)
OESA MIG CO2
APPLICATIONS/ PROPERTIES:
OESA MIG CO2 is a copper coated, solid, mild steel
wire double- deoxidised with Mn- Si and suitable for
semi- automatic and mechanized / robotic metal- arc
welding of carbon and carbon- manganese steels
using CO2 or Ar- CO2 gas mixtures.
MATERIALS:
BRITISH STEELS
Steel Plate & strip: BS 1449: Pt. 1: 1991 all
grades up to & including 350 MPa yield strength &
430 MPa tensile strength.
Structural steels: BS EN 10025: 1993 Grades
S185, S235, S235JR, S275JR
BS EN 10210- 1: 1994 Grades S235JRH, 275JOH
Pipe: BS 3601: 1987 All grades
BS 3602: Pt. 1: 1987 Grades 360, 430
AMERICAN STEELS
Pipe: ASTM A206 Grades A, B, C
GERMAN STEELS
Non- alloyed structural steels: St33, St 37- 2 to St 52-
3, St 50*, St60*
Fine- grained structural steels: StE 255 to StE
355, W St E 255 to W St E 355, TStE 255 to TStE
355
Boiler plates: H I, H II, 17 Mn 4, 19 Mn 5*
Tube Steels: St 37. 0 to St 52. 0, St 37. 4 to St 52. 4,
St 35. 8, St 45. 8,
StE 210. 7 to StE 360. 7 including the corresponding
TM grades
Shipbuilding steels: A, B, D, E.
Cast steels: GS- 38, GS- 45, GS- 52 *
*Preheat 150- 300 ?C depending on plate thickness
STANDARDS:
SABS 145: 1971 Grade A
AWS A5. 18: ER 70S- 6
EN 440: G 42 1 C G3 Si 1 (G 46 2 M G3 Si 1)
WIRE ANALYSIS IN % (TYPICAL) :
C Mn Si S P Cu*
0. 08 1. 4 0. 8 0. 015 0. 012 0. 12
* Coating plus residual copper in wire
WELD DEPOSIT ANALYSIS IN % (TYPICAL) :
Using CO2 gas
C Mn Si S P
0. 08 1. 0 0. 6 0. 015 0. 012
MECHANICAL PROPERTIES OF ALL- WELD
METAL (TYPICAL) :
Using CO2 gas
0. 2% Proof
Stress
(MPa)
Tensile
Strength
(MPa)
Elong.
(5xd) (% )
Impact
Strength (J)
ISO- V
410 530 27
102 @ +20 ?C
80 @ 0 ?C
65 @ - 20 ?C
MECHANICAL PROPERTIES OF ALL- WELD
METAL (TYPICAL) :
Using Ar- CO2 gas
0. 2% Proof
Stress
(MPa)
Tensile
Strength
(Mpa)
Elong.
(5xd) (% )
Impact
Strength (J)
ISO- V
430 560 27
97 @ +20 ?C
80 @ 0 ?C
58 @ - 20 ?C
SIZES AVAILABLE:
0. 8 (random wound) , 0. 9, 1. 0, 1. 2, 1. 6 mm (layer
wound)
SHIELDING GASES:
CO2 and Ar/ CO2 mixtures
