有哪些信誉好的足球投注网站- 8
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ICS75.180.10
CCSE92
中华人民共和国国家标准
GB/T44560—2024
石油天然气工业用冶金复合油管
Metallurgicalbondingtubingforpetroleumandnaturalgasindustries
2024⁃09⁃29发布2025⁃01⁃01实施
国家市场监督管理总局
发布
国家标准化管理委员会
GB/T44560—2024
目次
前言··························································································································Ⅲ
1范围·······················································································································1
2规范性引用文件········································································································1
3术语、定义、符号和缩略语····························································································2
3.1术语和定义········································································································2
3.2符号·················································································································2
3.3缩略语··············································································································3
4制造·······················································································································3
4.1购方提供信息·····································································································3
4.2原材料··············································································································3
4.3复合工艺···········································································································8
4.4热处理······················································
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