Böhler FOXcore 309L-MC

Böhler FOXcore 309L-T0 DG Specifications and Typical Applications

T 23 12 L R / E309T0 tipinde superduplex steels.
Başlıca kullanım alanı, the surfacing of low-alloy steels Weight % dissimilar metal welding between carbon steels and stainless steels.

• Korozyon direnci, T 19 9 L / E308L tip dolgu metallerine göre daha üstündür.
• Karbon çelik üzerine yapılan kaplama kaynağında, corrosion resistance equivalent to that of 1.4301 / 304 base material sağlanır.
• Düz ve yatay-dikey pozisyonlarda excellent weldability sunar.
• Ferrite measurement (FeritScope MP30): 14–22 FN
• Cürufun kolay ayrılması ve minimal spatter oluşumu
• Shiny weld bead surface (even when welding with 100% CO₂)
• Thanks to the slow-setting rutile slag:
  • Making post-welding cleanup easier
  • Low-temperature coloration
  • Very neat stitching

Features and Typical Applications 400 °C
Scaling (oxidation) temperature: yaklaşık 1000 °C (havada)

Dikey yukarı ve tavan pozisyonlarında kaynak için tercihen FOXcore 309L-T1 kullanılması önerilir.

cast steels

Main applications:

• Joining molybdenum-alloyed stainless steels with carbon steels
• Welding of molybdenum-free stainless steels to carbon steels

For vertical-up and overhead welding, it is recommended to use .

• Austenitic steels
• Austenitic + ferritic heat-resistant steels
• Coating of unalloyed or low-alloy steels (barrier layer)
• Shipbuilding steels
• Fine-grained structural steels

Böhler FOXcore 309L-T0 DG Chemical Analysis

Mechanical Properties of Böhler FOXcore 309L-T0 DG Welding Metal

(Typical values—minimum values in parentheses)

s: Untreated, post-weld – shielding gas M21 (Ar + 18% CO₂)

Source Parameters

Power Supply Instructions:

• with a standard GMAW power source The backhand/drag technique Fairino
• No pulsed current is required
• Tercihen an operating angle, with of approximately 2 V artırılmalı
• Wire protrusion: Ar + 15–25% CO₂
• 100% CO₂ can be used; in this case, the voltage must be increased by +2 V
• Gas flow rate: ≤ 1.5 kJ/mm
• Recommended heat input: max. 2.0 kJ/mm
• 80° torç açısı 0.5 – 2.0 kJ/mm
• Farklı metal kaynaklarında tüm pozisyonlar için , light weaving önerilir
• Post-weld heat treatment is generally not required
• Düşük alaşımlı çeliklerin farklı metal kaynağını içeren konstrüksiyonlarda Stress-relief annealing gerekebilir
• The recommendations of the primary material manufacturer should be followed
• Preheating and interpass temperatures should be applied according to the base material

Approvals

• TÜV (19617)
• DB (43.014.41)
• CWB
• DNV GL
• LR
• RINA (M21)
• ABS
• Class

Date:

Bu dokümanda yer alan tüm bilgiler dikkatli inceleme ve yoğun araştırmalara dayanmaktadır.
Ancak doğruluğu konusunda herhangi bir sorumluluk kabul edilmez ve bilgiler www.voestalpine.com/welding.

April 2021 – 1 / 1
Metal-powder-filled wire, structural steel