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KC-90SB9
KC-90SB9 (KISWEL)
For butt and fillet welding of power plant, heat exchanger and oil refineries such as 9%Cr-1%Mo-V heat-resistant steel.
AWS

A5.28 : ER90S-B9

EN

21952-A : G CrMo91

EN

21952-B : G 62 9C1MV

CatalogMSDS
Key Features
Key Features
Sizes (mm) Standard Welding Position
View(+)		 Shielding gas Polarity
1.2~1.6 AWS A5.28
EN 21952-A
EN 21952-B		 ER90S-B9
G CrMo91
G 62 9C1MV		 F, HF Ar+5%CO2 DC(+)
Key Features
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.10 0.23 0.75 0.005 0.002 9.10 - 0.94 V : 0.18
Nb : 0.06
Key Features
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
540 750 20 - 90 (0℃) 760℃x2Hr
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