490MPa grade high-strength steel all-position low hydrogen type coated arc welding electrode L-55
It is possible to place a healthy bead! In all positions, it creates a beautiful and fine bead appearance!
Our company handles the low-hydrogen coated arc welding rod 'L-55' manufactured by Nippon Steel Welding Engineering Co., Ltd., suitable for 490MPa grade high-strength steel in all positions. It excels in crack resistance of the weld metal, and has good mechanical properties and X-ray performance. It is a representative brand of traditional low-hydrogen welding rods, particularly easy to use in vertical and overhead positions, forming a beautiful fine bead appearance. Additionally, it significantly reduces the number of arc interruptions, contributing to improved work efficiency and prevention of welding defects. 【Features】 ■ Achieves a significant reduction in the number of arc interruptions ■ Reduces stress during welding, contributing to improved work efficiency and prevention of welding defects ■ Forms a beautiful fine waveform bead appearance in all positions ■ Our representative product of low-hydrogen coated arc welding rods, possessing excellent mechanical properties *For more details, please refer to the PDF document or feel free to contact us.
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basic information
【Mechanical Properties of Welded Metal - Example】 ■Yield Strength: 469 MPa ■Tensile Strength: 567 MPa ■Elongation: 30% ■Energy Absorption (-30℃): 193 J *For more details, please refer to the PDF document or feel free to contact us.
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【Applications】 ■ Used for welding of important structures such as shipbuilding, construction, bridges, and pressure vessels with high-strength steel of 490MPa grade (such as SM490, SM490Y, etc.) * For more details, please refer to the PDF document or feel free to contact us.
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Honse Shokai Co., Ltd. is a specialized trading company for welding materials, high-pressure gases, and machinery/tools. We handle a wide range of equipment, devices, and materials, primarily from welding materials and equipment to tapes and chemicals, as well as construction materials. Our company contributes to the industry and the community by providing joining, cutting, and melting materials for plants, structures, ships, machinery, and equipment, as well as equipment for various industrial machinery systems.