英国标准管螺纹 British Standard Pipe Thread ; BSPT ; BSP ; british standard pipe
英制标准管螺纹 BSP taper
美过标准管螺纹 American standard pipe thread
美国标准管螺纹 [机] American standard pipe thread ; NPT
国家标准管螺纹 NPT
布立格标准管螺纹 brigg's standard pipe thread
布里格斯标准管螺纹 Briggs standard pipe thread
英国标准管螺纹英国的 BritishStandardPipeThread
美国标准锥管螺纹 NPT thread ; Copper NPT ; American standard taper pipe thread ; NPT
这个标准涵盖塑料美国锥管螺纹(NPT)的尺寸和计量方法，用于泄漏密封连接，现在已在所有有关塑料管道产品的ASTM标准中引用。
The standard covers dimensions and gaging of plastic tapered National Pipe Threads (NPT) for leak-tight joints, and it is now referenced in all ASTM Standards for plastic piping products.
旧英制管螺纹标准本身存在不合理因素。
Pipe Thread Specification itself with old English system has unreasonable factors.
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