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KST-312

Welding of 29%Cr-9%Ni type cast steel. Joint welding difficult to weld steel. For a wear resistant build up and buffer layer for hardfacing

KS          D 7014 : E312-16
AWS      A5.4 : E312-16
EN         ISO 3581-A : E 29 9 R 12
EN         ISO 3581-B : ES312-16
JIS         Z 3221 : ES312-16

Category:
KST-310
TENSILE WELD

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
2.0~5.0 KS D 7014
AWS A5.4
EN ISO 3581-A
EN ISO 3581-B
JIS Z 3221		 E312-16
E312-16
E 29 9 R 12
ES312-16
ES312-16		 F, HF, H, VU, OH – AC/DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.08 0.45 1.30 0.028 0.012 29.13 8.49 0.10 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
510 760 25 – – –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 2.6mm 40 80
VU, OH 2.6mm 35 75
F, HF 3.2mm 70 110
VU, OH 3.2mm 70 90
F, HF 4.0mm 110 140
VU, OH 4.0mm 80 120
F, HF 5.0mm 140 180

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