UTP A 68 MoLC stainless steels
Classifications TIG rod
EN ISO 14343-A AWS A5.9 Material-No.
W 19 12 3 L (Si) ER 316 L (Si) 1.4430
Characteristics and field of use
UTP A 68 MoLC is used for joining and surfacing of low-carbon, corrosion resistant CrNiMo
steels exposed to high corrosion for working temperatures up to + 350 °C. Application fields
are chemical apparatus and vessels.
Base materials
Material-No. EN Symbol
1.4401 X5 CrNiMo 17-12-2
1.4404 X2 CrNiMo 17-12-2
1.4435 X2 CrNiMo 18-14-3
1.4436 X3 CrNiMo 17-13-3
1.4571 X6 CrNiMoTi 17-12-2
1.4580 X6 CrNiMoNb 17-12-2
1.4583 X10 CrNiMoNb 18-12
1.4409 GX2 CrNiMo 19-11-2
S31653, AlSi 316 L, 316 Ti, 316 Cb
Typical analysis in %
C Si Mn Cr Mo Ni Fe
0,02 0,4 1,5 18,5 2,8 12,0 balance
Mechanical properties of the weld metal
Yield strength RP0,2 Tensile strength Rm Elongation A Impact strength KV
MPa MPa % J [RT]
420 600 35 100
Welding instruction
Degrease and clean weld area thoroughly (metallic bright). Preheating and post heat treatment
are usually not necessary.
Approvals
TÜV (No. 05832), GL
Form of delivery and recommended welding parameters
Rod diameter x length (mm) Current type Shielding gas (EN ISO 14175)
1,6 x 1000 DC (–) I 1
2,0 x 1000 DC (–) I 1
2,4 x 1000 DC (–) I 1
3,2 x 1000 DC (–) I 1
4,0 x 1000* DC (–) I 1