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KST-310

Welding of 25%Cr-20%Ni steel and clad side of 18%Cr-8%Ni clad steel. Perfect austenitic micro structure

KS            D 7014 : E310-16
AWS        A5.4 : E310-16
EN           ISO 3581-A : E 25 20 R 12
EN           ISO 3581-B : ES310-16
JIS           Z 3221 : ES310-16

Category:
KST-309Nb
KST-312

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		 E310-16
E310-16
E 25 20 R 12
ES310-16
ES310-16		 F, HF, H, VU, OH – AC/DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.11 0.40 1.86 0.025 0.013 25.59 20.82 0.12 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
490 620 40 – – –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 2.0mm 30 50
VU, OH 2.0mm 25 45
F, HF 2.6mm 50 80
VU, OH 2.6mm 45 60
F, HF 3.2mm 80 110
VU, OH 3.2mm 70 90
F, HF 4.0mm 110 140
VU, OH 4.0mm 90 130
F, HF 5.0mm 140 180

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