Since the main materials of cross columns are thick plates, attention should be paid to preheating before assembly and welding of the main material panels and components to prevent welding defects. The penetration of the component is large, so the welding deformation is large.
Since the main materials of cross columns are thick plates, attention should be paid to preheating before assembly and welding of the main material panels and components to prevent welding defects. The penetration of the component is large, so the welding deformation is large.
Since the main materials of cross columns are thick plates, attention should be paid to preheating before assembly and welding of the main material panels and components to prevent welding defects. The penetration of the component is large, so the welding deformation is large.
Since the main materials of cross columns are thick plates, attention should be paid to preheating before assembly and welding of the main material panels and components to prevent welding defects. The penetration of the component is large, so the welding deformation is large.
Since the main materials of cross columns are thick plates, attention should be paid to preheating before assembly and welding of the main material panels and components to prevent welding defects. The penetration of the component is large, so the welding deformation is large.
Since the main materials of cross columns are thick plates, attention should be paid to preheating before assembly and welding of the main material panels and components to prevent welding defects. The penetration of the component is large, so the welding deformation is large.
Since the main materials of cross columns are thick plates, attention should be paid to preheating before assembly and welding of the main material panels and components to prevent welding defects. The penetration of the component is large, so the welding deformation is large.
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