Page 56 - Technical Guidbook - Zika industrial Welding Supplies

Z-48 Specifications: Specifications: Z-50
AWS: A5.5 E9018-G AWS: A5.5 E 10018-G
EN ISO: 18275-A E 55 6 1.5 NiMo B 3 2 H5 EN ISO: 18275-A E 62 6 Mn2NiMo B 3 2 H5
Description and Applications: Description and Applications:
• Basic coated electrode for welding of low • Basic coated electrode for welding of low
temperature, high strength, fine grained structural steels temperature, high strength, fine grained structural
• Good impact toughness at low temperatures steels such as navel crafts and submarines.
Typical all weld metal composition [wt%] • Low diffusible hydrogen content.
Typical all weld metal composition [wt%]
C Mn Si Ni Mo
C Mn Si Ni Mo Cr
0.05 0.90 0.25 1.75 0.30
0.05 1.65 0.40 2.00 0.40 0.20
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
135J@-29°C
640 580 24 105J@-51°C U 95J@-29°C
50J@-73°C 790 630 22 105J@-51°C U
50J@-73°C
Welding position Welding position
ASME: 1G 2F 2G 3G 4G ASME: 1G 2F 2G 3G 4G
ISO 6947 PA PB PC PF PE
ISO 6947 PA PB PC PF PE
Materials to be welded Current Materials to be welded Current
)= +( ~ Uo : 70v )= +( ~ Uo : 70v
General structural DIN 17 100 St 50.2, St 60.2 General structural DIN 17 100 St 50.2, St 60.2
steels Re-drying steels
Boiler and pressure DIN 17 155 15Mo3 Boiler and pressure DIN 17 155 15Mo3 Re-drying
vessel steels 2h/300ºC vessel steels 2h/300ºC
Pipe steels DIN 17 172 StE 210.7, StE 240.7, StE Pipe steels DIN 17 172 StE 210.7, StE 240.7, StE
290.7, StE 320.7, StE 360.7 290.7, StE 320.7, StE 360.7
Cast steels DIN 1681 GS 60 Cast steels DIN 1681 GS 60
Elevated DIN 17 175 10Mo3, 16Mo5 Elevated DIN 17 175 10Mo3, 16Mo5
temperature steels temperature steels
Fine grained steels DIN 17 102 StE 420 to StE 500 Fine grained steels DIN 17 102 StE 420 to StE 500
22NiMoCr37, 17MnMoV64, 22NiMoCr37, 17MnMoV64,
High temperature High temperature
fine grained steels DIN 17 102 15NiCuMoNb5, fine grained steels DIN 17 102 15NiCuMoNb5,
20MnMoNi45, 20MnMoNi55 20MnMoNi45, 20MnMoNi55
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(
3/32 2.5 14 350 70-100 2.1 4.5 13.5 3/32 2.5 14 350 70-95 2.3 4.5 13.5
1/8 3.25 14 350 90-140 3.6 5.0 15.0 1/8 3.25 14/18 350/450 90-140 3.7 5.0 15.0
5/32 4.0 14/18 350/450 140-190 5.2 5.0 15.0 5/32 4.0 18 350/450 135-185 5.6 5.0 15.0
3/16 5.0 18 450 180-250 10.4 6.0 18.0 3/16 5.0 18 450 175-255 11.2 5.0 15.0
1/4 6.0 18 450 240-320 14.9 6.0 18.0 1/4 6.0 18 350 250-330 16.2 5.0 15.0
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