Posts Tagged: Welded Pipe

LSAW Steel Pipe: Hydrogen Induced Cracking Mechanism

LSAW Steel Pipe: Hydrogen Induced Cracking Mechanism 1. Sources of hydrogen Hydrogen came from the LSAW Steel Pipe micro crack, inside the battery cathode process. Atomic hydrogen is a product of the cathodic reaction, they would diffuse inside the metal

LSAW Steel Pipe: Hydrogen Induced Cracking Mechanism

LSAW Steel Pipe: Hydrogen Induced Cracking Mechanism 1. Sources of hydrogen Hydrogen came from the LSAW Steel Pipe micro crack, inside the battery cathode process. Atomic hydrogen is a product of the cathodic reaction, they would diffuse inside the metal

Lamination Defect Control Measures of Spiral Steel Pipe

Lamination defect control measures of spiral steel pipe is following below: 1, to improve the toughness of plastic tube Improve the cleanliness of molten steel, to reduce the harmful inclusions; increase the proportion of the slab crystal axis, to reduce

Lamination Defect Control Measures of Spiral Steel Pipe

Lamination defect control measures of spiral steel pipe is following below: 1, to improve the toughness of plastic tube Improve the cleanliness of molten steel, to reduce the harmful inclusions; increase the proportion of the slab crystal axis, to reduce

Eddy Current Testing Analytical Works of Thick-walled Spiral Pipe

AC electromagnetic coil eddy current testing to the surface of the metal member induced eddy current NDT techniques. It is suitable for conductive materials, including defects in ferromagnetic and non-ferromagnetic metallic material component testing. Since the eddy current testing is

Eddy Current Testing Analytical Works of Thick-walled Spiral Pipe

AC electromagnetic coil eddy current testing to the surface of the metal member induced eddy current NDT techniques. It is suitable for conductive materials, including defects in ferromagnetic and non-ferromagnetic metallic material component testing. Since the eddy current testing is

Technical Characteristics of Thick-walled Spiral Pipe in Production Process

1. Thick-walled spiral pipe forming process, the steel deformation even small residual stress, surface does not produce scratches. Processing of steel in the diameter and wall thickness of pipe sizes range, greater flexibility, especially in the production of high-grade steel

Technical Characteristics of Thick-walled Spiral Pipe in Production Process

1. Thick-walled spiral pipe forming process, the steel deformation even small residual stress, surface does not produce scratches. Processing of steel in the diameter and wall thickness of pipe sizes range, greater flexibility, especially in the production of high-grade steel