K-81TB2L

For 600Mpa Grade 1.25%Cr-0.5%Mo Heat resisting steel, Arc is stable with 100%CO2 gas. Spatter is very low. Slag removal is excellent. Bead appearance is good.

KS                D 7121 : YF-1CM-C
AWS            A 5.29 : E81T1-B2LC
AWS            A 5.36 : E81T1-C1PZ-B2L
EN               ISO 17634-A : T(CrMo 1L)PC1
EN               ISO 17634-B : T55 T1-1C-1CML
JIS               Z 3318 : T55 T1-1C-1CML

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~1.6 AWS A 5.29
AWS A 5.36
JIS Z 3318
KS D 7121
EN ISO 17634-A
EN ISO 17634-B
E81T1-B2LC
E81T1-C1PZ-B2L
T55 T1-1C-1CML
YF-1CM-C
T(CrMo 1L)PC1
T55 T1-1C-1CML
F, HF, H, VU, VD, OH CO2 DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.03 0.43 1.11 0.008 0.010 1.28 0.56
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
531 600 25 690℃ X 1Hr
Product Dimensions and Weld Current Range
 
Welding
Position
Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
F, HF 1.2mm 220 280 25 30
VU 1.2mm 200 240 25 28
OH 1.2mm 160 220 23 28
F, HF 1..4mm 240 320 26 33
VU 1..4mm 220 260 26 30
OH 1..4mm 180 240 24 29
F, HF 1.6mm 260 380 27 34
VU 1.6mm 240 300 27 32
OH 1.6mm 200 260 25 30