Quality performance requirements for wel
2025-12-15
The quality and performance requirements of electrode arms for welded joints mainly include the following aspects: 1. Tensile properties at room temperature. 2. Room temperature impact performance. 3. Normal temperature bending performan
Load inspection of electrode arm welding
2025-12-15
Load inspection for electrode arm welding: Before formal operation, the equipment should undergo a load check, mainly through short-term welding, to further check whether the water, gas, and circuit systems are working properly, and to fur
X-ray inspection standards for electrode
2025-12-15
X-ray inspection standards for electrode arms: Test pieces of pipes with an outer diameter greater than or equal to 76mm shall be inspected in accordance with national standards. The radiographic quality shall not be lower than level AB, a
Welding parameters for vertical fixed ov
2025-12-15
Welding parameters for vertical fixed overhead welding of electrode base tube plate: This position is difficult to weld, but it is easier to weld than the top of the butt plate because the groove of the pipe can drag the molten pool, which
Introduction to Welding Stress of Electr
2025-12-15
Introduction to welding stress of electrode holder: Welding stress is the internal stress that exists in the welded component during and after the welding process. Welding stress is also generated from the beginning of welding and continuo