OK Flux 10.61

OK Flux 10.61 is an agglomerated fluoride‑basic flux designed for Submerged Arc Welding (SAW) on single‑wire butt joints where high impact properties at low temperatures are required.

Key Features

• Suitable for DC only, single‑layer and multi‑layer welding of unlimited plate thickness
• Low‑friction spools and EcoCoil packaging for easy decoiling and high productivity
• Ready‑to‑use in BlockPac (25 kg), bucket (25 kg) or BigBag (1000 kg) formats
• Consistently high‑quality SAW wires with controlled coppering and helix

Specifications

• Classifications: EN ISO 14174 : S A FB 1 65 DC
• Approvals: CE (EN 13479), DB 51.039.03, UKCA (EN 13479)
• Slag Type: Fluoride‑basic
• Alloy Transfer: Slightly Silicon, no Manganese alloying
• Density: 1.1 kg/dm³ (nominal)
• Basicity Index: 2.6 (nominal)
• Flux Consumption (SAW): 26 V → 0.7 kg, 30 V → 1.0 kg, 34 V → 1.3 kg, 38 V → 1.6 kg (condition: Ø 4.0 mm, 580 A, 55 cm/min)

Applications

• General construction, pressure vessels, power generation, transport industries
• Submerged arc welding where high impact toughness at low temperatures is required
• Suitable for both single‑wire butt and multi‑layer welds on unlimited plate thicknesses