KW-A625

Welding of Inconel 625, Incoloy 825 and other molybdenum containing stainless steels. The weld metal has high strength at room and elevated temperatures and has exceptional corrosion resistance, including resistance to pitting, crevice corrosion, etc.

KS              D 7021 : DNiCrMo-3
AWS          A5.11 : ENiCrMo-3
EN             ISO 14172 : E Ni 6625
JIS             Z 3224 : DNiCrMo-3

Category:
KW-A690
KW-A276

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
2.6~5.0 KS D 7021
AWS A5.11
EN ISO 14172
JIS Z 3224		 DNiCrMo-3
ENiCrMo-3
E Ni 6625
DNiCrMo-3		 F, HF, H, VU, OH – DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.03 0.22 0.54 0.008 0.004 21.90 Rem. 8.60 Fe : 21.90
Nb+Ta:3.80
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
520 770 40 – – –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 2.6mm 60 90
VU, OH 2.6mm 60 90
F, HF 3.2mm 90 120
VU, OH 3.2mm 70 100
F, HF 4.0mm 140 180
VU, OH 4.0mm 120 160
F, HF 5.0mm 170 210
VU, OH 5.0mm 130 170

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