ASTM A350 - A 350M - 24a 要求进行缺口韧性试验的管道部件用碳素钢与低合金钢锻件技术规范
ASTM A350/A350M-2024 Standard Specification for Carbon and Low-Alloy Steel Forgings, equiring Notch Toughness Testing for Piping Components 要求进行缺口韧性试验的管道部件用碳素钢与低合金钢锻件技术规范
2024-09-02
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