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首页Home>美国尼伯科公司 Nibco Inc>Chemtrol®阀门Chemtrol® Valves >正文Text | 【下一页Next】 |
技术参数(2) Engineering Data (2) |
Chemtrol®是 美国尼伯科的商标 |
尺寸和参数
- 管道螺纹, 法兰,以及压力换算系数 Dimensions and References–Pipe Threads, Flanges, and Pressure Conversion Factors |
美国标准锥管,NPT
(摘选自ANSI B1.20.1) American Standard Taper Pipe Thread, NPT (excerpt from ANSI B1.20.1) |
公称通径 Nominal Size |
外径 Outside Diameter |
每英寸 螺纹数量 Number of Threads Per Inch |
螺纹的 斜度 Pitch of Thread |
正常手动 啮合深度 Normal Engagement By Hand |
有效螺纹 长度 Length of Effective Thread |
用于内端螺纹 的扳手装 配长度 Wrench Makeup Length for Internal Thread |
管道到消 失点的全长 Total Length: End of Pipe to Vanish Point |
外端螺纹开始 点的螺纹中径 Pitch Diameter at Beginning of External Thread |
内端螺纹开始 点的螺纹中径 Pitch Diameter at Beginning of Internal Thread |
螺纹高度 (最大) Height of Thread (Max.) |
D | n | P | L1 | L2 | L3 | L4 | E0 | E1 | h | |
英寸 in. |
英寸 in. |
英寸 in. |
英寸 in. |
英寸 in. |
英寸 in. |
英寸 in. |
英寸 in. |
英寸 in. |
英寸 in. |
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DN6 1/4 |
0.540 | 18 | 0.05556 | 0.228 | 0.4018 | 0.1667 | 0.5946 | 0.47739 | 0.49163 | 0.04444 |
DN15 1/2 |
0.840 | 14 | 0.07143 | 0.320 | 0.5337 | 0.2143 | 0.7815 | 0.75843 | 0.77843 | 0.05714 |
DN20 3/4 |
1.050 | 14 | 0.07143 | 0.339 | 0.5457 | 0.2143 | 0.7935 | 0.96768 | 0.98887 | 0.05714 |
DN25 1 |
1.315 | 11-1/2 | 0.08696 | 0.400 | 0.6828 | 0.2609 | 0.9845 | 1.21363 | 1.23863 | 0.06957 |
DN32 1-1/4 |
1.660 | 11-1/2 | 0.08696 | 0.420 | 0.7068 | 0.2609 | 1.0085 | 1.55713 | 1.58338 | 0.06957 |
DN40 1-1/2 |
1.900 | 11-1/2 | 0.08696 | 0.420 | 0.7235 | 0.2609 | 1.0252 | 1.79609 | 1.82234 | 0.06957 |
DN50 2 |
2.375 | 11-1/2 | 0.08696 | 0.436 | 0.7565 | 0.2609 | 1.0582 | 2.26902 | 2.29627 | 0.06957 |
DN65 2-1/2 |
2.875 | 8 | 0.12500 | 0.682 | 1.1375 | 0.2500 | 1.5712 | 2.71953 | 2.76216 | 0.10000 |
DN80 3 |
3.500 | 8 | 0.12500 | 0.766 | 1.2000 | 0.2500 | 1.6337 | 3.34062 | 3.38850 | 0.10000 |
DN100 4 |
4.500 | 8 | 0.12500 | 0.844 | 1.3000 | 0.2500 | 1.7337 | 4.33438 | 4.38712 | 0.10000 |
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不要将本样本中的测试数据用在压缩空气或其它气体上。如果需要关于专用于压缩空气和其它气体的抗龟裂热塑塑料管道系统请参阅Chemtrol
Chem-Aire®产品样本。 Do not use or test the products in this catalog with compressed air or other gases. See Chemtrol Chem-Aire® literature for information about shatter-resistant thermoplastic piping systems specifically designed for compressed air and other gases. |
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