Tungsten Electrodes

We are offering tungsten electrodes.
Standard:
according with gbt983 e316l-16
corresponding with aws a5.4 e316l-16
usage:it widely be used in stainless steel structures of equipment of urea, synthetic fiber or dissimilar stainless steel structure. Also it could be used in high cr steel o special steels that cannot be pwht.
Chemical composition of deposited metal (%)
element c mn si s p cu ni mo cr
specification ≤0.04 0.5-2.5 ≤0.90 ≤0.030 ≤0.030 ≤0.75 11.0-14.0 2.0-3.0 17.0-20.0
actual result 0.029 1.23 0.6 0.011 0.019 0.14 11.43 2.27 19.2
properties of deposited metal
test item tensile strength rm (mpa) elongation a(%)
specification ≥490 ≥30
actual result 580 41
reference current ( ac,dc+)