Page 66 - Technical Guidbook - Zika industrial Welding Supplies
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Z-307 B Specifications: Specifications: Z-307 R
AWS: A5.4 E 307-15 AWS: A5.4 E 307-16
EN ISO: 1600 E 18 9 MnMo B 2 2 EN ISO: 1600 E 18 9 MnMo R 1 2
Description and Applications: Description and Applications:
• Basic coated stainless steel electrode • Rutile coated stainless steel electrode
• For welding 14% Mn steels, armour plate, steels • For welding 14% Mn steels, armour plate, steels
with unknown composition and hardening steels with unknown composition and hardening steels
• Used for buffer layers in hardfacing applications • Used for buffer layers in hardfacing applications
Typical all weld metal composition [wt%] Typical all weld metal composition [wt%]
C Mn Si Cr Ni Mo C Mn Si Cr Ni Mo
0.06 4.3 0.40 20.5 9.5 0.80 0.09 4.0 0.80 19.0 10.0 0.90
Typical all weld metal mechanical properties Typical all weld metal mechanical properties
Rm [MPa] Rp 0.2 [MPa] A5 [%] Impact [ISO-V] Rm [MPa] Rp 0.2 [MPa] A5 [%] Impact [ISO-V]
620 520 35 70J@20°C 670 520 35 70J@20°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 Materials to be welded
Non-magnetic austenitic steels Non-magnetic austenitic steels
Various steel grades Work hardening autenitic manganese Various steel grades Work hardening autenitic manganese
such as: steels such as: steels
Dissimilar steel graded (CMn-steels to Dissimilar steel graded (CMn-steels to
stainless steel) stainless steel)
Current Current
)= +( )= +( ~ Uo : 70v
Re-drying Re-drying
2h/300ºC 2h/300ºC
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 12 300 65-80 1.7 1.5 9.0 3/32 2.5 12 300 65-80 1.9 1.5 9.0
1/8 3.25 14 350 95-120 3.1 2.0 12.0 1/8 3.25 14 350 95-120 3.6 2.0 12.0
5/32 4.0 14 350 110-160 4.7 2.0 12.0 5/32 4.0 14 350 110-160 4.4 2.0 12.0
3/16 5.0 14 350 150-190 6.5 2.0 12.0 3/16 5.0 14 350 150-190 7.3 2.0 12.0
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