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PVC-C管道跨距
Selected 管道, 跨距.
管道
跨距
管道
跨距
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依据:HG/T 20645.5-2022
PVC-C管道跨距
名称
单位
公式/来源
值
1
输入
2
管道公称外径,dn
/
50
3
结果
4
20℃跨距
mm
1000
5
40℃跨距
mm
950
6
60℃跨距
mm
900
dn
20℃
40℃
60℃
20
700
650
600
25
750
700
650
32
800
750
700
40
850
800
750
50
1000
950
900
63
1200
1100
1000
75
1350
1300
1200
90
1500
1400
1250
110
1650
1500
1350
160
1800
1650
1500
计算表
跨距
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