一种高强韧气保焊丝及其制备方法
By constructing a multi-layer composite shell and a cerium end cap, the problems of boron element stability and inclusion control in high-strength and tough gas-shielded welding wire were solved, achieving a synergistic improvement in high strength and low-temperature toughness.
CN122165091BActive Publication Date: 2026-07-17SICHUAN XIYE NEW MATERIAL
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- SICHUAN XIYE NEW MATERIAL
- Filing Date
- 2026-05-12
- Publication Date
- 2026-07-17
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Figure SMS_1
Abstract
本发明涉及焊接材料技术领域，具体涉及一种高强韧气保焊丝及其制备方法。所述焊丝包括低碳钢钢带外皮和药芯粉料，药芯粉料包括还原铁粉、锰粉、羰基镍粉、钼粉、钛粉、硅粉、石墨粉、金红石型二氧化钛、氟化钙、氟钛酸钾和铈‑铝共掺杂微粒粉末；所述铈‑铝共掺杂微粒粉末以钙富集硼硅酸盐为内核，经异丙醇铝水解缩聚封闭、氧化铝纳米颗粒增强、硝酸铝‑胶体二氧化硅桥连以及硝酸铈外层处理制得；所述焊丝适用于高强钢厚板多层多道气体保护焊，能够在保持较高熔敷金属强度的同时改善低温冲击韧性并细化夹杂物。
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