430LNB

Comparable specifications
EN ISO 14343-A: ~18 L Nb
EN ISO 14343-B: ~SS 430LNb
Werkstoff Nr.: ~1.4511

Description and applications*
Ferritic stainless steel filler metal with low carbon content and stabilised with niobium. Improved intergranular corrosion resistance and good temperature resistance.
This grade is developed and designed for the Automotive industry, for production of exhaust systems. In particular, it may be used for:
• welding similar ferritic stainless steels;
• welding of heterogeneous assemblies including carbon steel and austenitic stainless steel base metals;
• applications where there is a need for good resistance to corrosion and thermal fatigue.

Weldabe base materials*
* Illustrative, not-exhaustive list
1.4512, 1.4510, 1.4526, 1.4509, carbon steel (e.g. Fe 37), austenitic stainless steels (e.g. AISI 304).

All-weld metal mech. properties*
* For reference only values
Tensile strength (Rm): ≥ 410 N/mm2
Elongation: ≥ 15%
Yield Strength (Rp0.2): ≥ 220 N/mm2

Chemical composition *For reference only values
CMnSiSPNiCrMoCuNNb
maxmax0.70maxmaxmax17.00maxmaxmax0.05 + 7(C+N)
0.020.600.950.0200.0300.5018.300.500.500.020.5
Standard packaging data*
Welding
process
Product typeDia (mm)Packing typeWeight
kg (lbs)
Length
mm (inches)
GMAW **filler wire0.80 - 1.20 (0.030 - 0.047)spools BS300 / D30015 (33)n.a.
GTAW **filler rod1.60 - 4.00 (1/16 - 5/32)cardboard boxes / tubes5 (11)1000 (39.4)
* Other sizes and packing types are available upon request
** GMAW: gas metal arc welding; GTAW: gas tungsten arc welding.

Marking
Each filler rod for GTAW welding is durably marked with an identification traceable to the unique product type. Welding filler materials wound on spools or in coils are durably marked on the coil or spool with an identification traceable to the unique product type.
The outside of each unit package is suitably labelled with at minimum the following data: grade, diameter, heat, lot no., classifications.
Customized labels are available upon request.

Lot classification
All our productions fulfil the Class S3 requirements acc. to EN ISO 14344.

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