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8741.3655S - Josef S245X 3.2mm Chrome Moly Welding Rods 1kg

Packaging: 1 kg per tube
$175.57/kg $169.51/1 kg per tube only $169.51/kgSave 3%

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OVERVIEW

Premium Chrome Moly Welding Electrodes for Critical Repairs

The Josef S245X 3.2mm Stick Electrode is a specialized consumable designed for the welding of low-alloy, creep-resistant steels. Formulated with a specific Chrome-Molybdenum (Cr-Mo) composition, this electrode is engineered to withstand high temperatures and pressures, making it the go-to choice for maintenance professionals working on boilers, pressure vessels, and high-pressure piping systems. Unlike standard mild steel rods, the S245X deposits weld metal that retains significant strength and ductility even when exposed to prolonged elevated temperatures, preventing failure due to creep or thermal fatigue.

One of the standout features of the Josef S245X is its exceptional arc stability. Welders will appreciate the smooth, soft arc that is easy to control in all positions, including vertical-up and overhead. This control is vital when performing repairs in tight or difficult-to-access areas often found in industrial plant maintenance. The electrode produces a fluid puddle that wets out evenly, resulting in a flat bead profile with fine ripples. Furthermore, the slag system is designed for easy detachment, often curling off by itself or requiring only a light tap, which reduces post-weld cleaning time and the risk of slag inclusions in multi-pass welds.

Packaged in a convenient 1kg tube, the Josef S245X is perfectly sized for maintenance and repair operations (MRO). Large industrial boxes often lead to wasted consumables when only a few rods are needed for a specific repair job. The resealable tube protects the electrodes from moisture absorption—a critical factor for low-hydrogen Cr-Mo electrodes—ensuring that the coating remains intact and the hydrogen content in the weld metal is kept to a minimum. This attention to packaging helps maintain the metallurgical integrity of the weld, preventing cold cracking and porosity.

Whether you are repairing steam pipes in a power generation facility or maintaining petrochemical processing equipment, the Josef S245X provides the reliability and performance required for safety-critical applications. Its balanced chemistry ensures compatibility with a range of Chrome-Moly base materials, providing a sound, defect-free weld that meets rigorous industrial standards.

Additional Information
Packaging Description:1 kg per tube
Weld Process:Electrode
Grade:Steel
Packaging:1kg tube
Brand:Josef
Diameter:3.2mm
Position:All Position
Polarity:DC+, DC+ / AC, AC
Material Composition:Chrome Molybdenum Steel
Rod Type:Stick
Coating Type:Basic Low Hydrogen
Applications:Boilers, High Temperature Piping, Pressure Vessels
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Material Composition:Chrome Molybdenum Steel
Rod Type:Stick
Coating Type:Basic Low Hydrogen
Applications:High Temperature Piping, Pressure Vessels, Boilers
Polarity:DC+, AC
Brand:Josef
Diameter:3.2mm
Packaging:1kg tube
Weld Process:Electrode
Position:All Position

INCLUDED

  • 1 x 1kg Tube of Josef S245X 3.2mm Chrome Moly Stick Electrodes
  • Resealable Plastic Storage Tube
  • Instruction Label

APPLICATIONS

  • Repair of high-pressure steam pipes and boiler tubes.
  • Welding of Chrome-Molybdenum alloy steels in petrochemical plants.
  • Fabrication of pressure vessels and heat exchangers.
  • Maintenance of power generation equipment and turbines.
  • Joining of creep-resistant steels operating at elevated temperatures.
  • General repair of low-alloy high-strength steel components.

FAQ

The Josef S245X is designed for welding Chrome-Molybdenum (Cr-Mo) low-alloy steels, which are typically used in high-temperature and high-pressure applications.

These electrodes have a diameter of 3.2mm (approximately 1/8 inch).

Yes, welding Chrome-Molybdenum steels typically requires preheating and maintaining specific interpass temperatures to prevent cracking and ensure proper mechanical properties.

Yes, the electrodes come in a durable, resealable plastic tube that helps protect them from moisture and damage.

The S245X performs best on Direct Current Electrode Positive (DCEP/DC+), but it can also be used with Alternating Current (AC) if the power source permits.

Absolutely. The S245X is an all-position electrode, making it suitable for flat, horizontal, vertical-up, and overhead welding positions.

Like all low-hydrogen electrodes, moisture absorption can lead to hydrogen-induced cracking in the weld. Keeping them dry in the tube or a rod oven is essential.

Common industries include power generation, petrochemical refining, chemical processing, and heavy industrial maintenance.