Page 43 - Technical Guidbook - Zika industrial Welding Supplies

Z-42 Specifications: Specifications: Z-47
AWS: A5.1 E 7028 AWS: A5.1 E 7048
EN ISO: 2560-A E 42 3 RB 5 3 H5 EN ISO: 2560-A E 42 3 B 3 5 H10
Description and Applications: Description and Applications:
• High efficiency basic electrode (160% metal recovery) • Vertical down welding basic electrode
• Fast deposition rates and high productivity • Recommended for welding in shipbuilding construction
• Ideal for steel construction, bridges, ship building, • Very little slag and spatter loss
containers and storage tank welding • High welding speed

Typical all weld metal composition [wt%] Typical all weld metal composition [wt%]
C Mn Si C Mn Si
0.05 1.10 0.30 0.08 1.00 0.60
Typical all weld metal mechanical properties Typical all weld metal mechanical properties
Rm [MPa] Rp 0.2 [MPa] A5 [%] Impact [ISO-V] Heat Treatment Rm [MPa] Rp 0.2 [MPa] A5 [%] Impact [ISO-V] Heat Treatment
120J@-20°C 530 430 26 100J@-30°C U
550 540 24 U
100J@-30°C
Welding position Welding position

ASME: 1G 2F 3G 3G
ASME: 1G 2F ISO 6947 PA PB PG PF
ISO 6947 PA PB
Materials to be welded Current Materials to be welded Current
)= +( ~ Uo : 70v General structural DIN 17 100 St 33 to St 52.3 )= +( ~ Uo : 70v
Unalloycd steels
Construction steels DIN 17 100 St 33 to St 52.3 Re-drying Boiler and pressure DIN 17 155 HI, HII, 17Mn4, 19Mn5 Re-drying
Boiler and pressure DIN 17 155 HI, HII, 17Mn4, 19Mn5 2h/300ºC vessel steels 2h/300ºC
vessel steels DIN 17 172 StE 210.7, StE 240.7, StE
Pipe steels DIN 17 172 StE 210.7, StE 240.7, StE Pipe steels 290.7, StE 320.7, StE 360.7
290.7, StE 320.7, StE 360.7 DIN 1626-1630 St 37.0/4, St 44.0/4, St 52.0/4
Cast steels DIN 1681 GS 38, GS 45, GS 52 Cast steels DIN 1681 GS 38, GS 45, GS 52
Elevated temperature DIN 17 102 StE 225 to StE 420 Elevated temperature
steels steels DIN 17 175 St 35.8, St 45.8
Fine grained steels DIN 17 175 St35.8, St45.8 Fine grained steels DIN 17 102 StE 255 to StE 420
Shipbuilding steels A,B,C,D,E, AH, DH, EH Shipbuilding steels A,B,C,D,E, AH, DH, EH
Dia Length Current Weight Weight Dia Length Current Weight Weight
in mm in mm )amps( kg/100 pcs packet )kg( carton )kg( in mm in mm )amps( kg/100 pcs packet )kg( carton )kg(
1/8 3.25 18 450 120-190 6.7 5.5 16.5 3/32 2.5 14 350 70-90 1.7 5.0 15.0
5/32 4.0 18 450 190-230 10.2 5.5 16.5 1/8 3.25 14 350 90-140 2.9 5.0 15.0
3/16 5.0 18 450 230-300 16.0 5.5 16.5 5/32 4.0 18 450 135-185 4.4 6.0 18.0
1/4 6.0 18 450 300-350 23.0 5.5 16.5 3/16 5.0 18 450 175-255 8.9 6.0 18.0
44 45