T-312

Welding of cast alloys of similar composition. Welding of dissimilar metals such as carbon steel to stainless steel.

KS            D 7026 : Y312
AWS        A5.9 : ER312
EN           14343 B : SS312
JIS           Z 3321 : Y312

Category:
T-310
T-316

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
1.2~4.0 AWS A5.9
EN 14343 B
KS D 7026
JIS Z 3321		 ER312
SS312
Y312
Y312		 F, HF, H, VU, VD, OH Ar DC(-)
 
Typical chemical composition of wire (%)
C Si Mn P S Cr Ni Mo Remark
0.11 0.43 1.92 – – 30.5 9.03 0.09 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
500 790 25 – – –
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
All Positon 0.9mm 50 80 10 12
All Positon 1.2mm 70 120 10 12
All Positon 1.6mm 90 170 11 16
All Positon 2.4mm 100 200 13 20
All Positon 3.2mm 120 250 13 22

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