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UP-100 Ni 3 (S2Ni3)

SAW (submerged arc welding) wires for low temperature service

Quality UP-100 Ni 3 (S2Ni3)
Classification DIN EN ISO 14171-A S2Ni3
Material No. -
Classification AWS A5.23 ENi3
Approvals TÜV 03275, CE
Characteristics and application Submerged arc welding of fine grain structural steel where high impact values are required.
Base materials For cryogenic construction steels and Ni bearing low temperature steels.
12Ni14
ASTM: A203 grades D/E/F, A333/A334 grades 3/7, A350 grade LF3/LF5, A352 grade LC3
Typical analysis in %
C: 0,09
Si: 0,17
Mn: 1,05
Ni: 3,20
Typical heat treatment Preheat and PWHT are often not necessary but actual requirements will depend on the grade and thickness of material being welded and any design codes that apply.