砂型离心铸铁管的壁厚和质量
公称口径
DN/mm
|
壁厚/mm
|
内径/mm
|
外径
D2/mm
|
有效长度/mm
|
承口凸部质量
/kg
|
插口凸部质量
/kg
|
直部1m质量
/kg
|
T
|
D1
|
5000
|
6000
|
总质量/kg
|
P级
|
G级
|
P级
|
G级
|
P级
|
G级
|
P级
|
G级
|
P级
|
G级
|
200
|
8.8
|
10.0
|
202.4
|
200
|
220.0
|
227.0
|
254.0
|
|
|
16.30
|
0.382
|
42.0
|
47.5
|
250
|
9.5
|
10.8
|
252.6
|
250
|
271.6
|
303.0
|
340.0
|
|
|
21.30
|
0.626
|
56.3
|
63.7
|
300
|
10.0
|
11.4
|
302.8
|
300
|
322.8
|
381.0
|
428.0
|
452.0
|
590.0
|
26.10
|
0.741
|
70.8
|
80.3
|
350
|
10.8
|
12.0
|
352.4
|
350
|
374.0
|
|
|
566.0
|
623.0
|
32.60
|
0.857
|
88.7
|
98.3
|
400
|
11.5
|
12.8
|
402.6
|
400
|
425.6
|
|
|
687.0
|
757.0
|
39.00
|
1.460
|
107.7
|
119.5
|
450
|
12.0
|
13.4
|
452.4
|
450
|
476.8
|
|
|
806.0
|
892.0
|
46.90
|
1.640
|
126.2
|
140.5
|
500
|
12.8
|
14.0
|
502.4
|
500
|
528.0
|
|
|
950.0
|
1030.0
|
52.70
|
1.810
|
149.2
|
162.8
|
600
|
14.2
|
15.6
|
602.4
|
599.6
|
630.8
|
|
|
1260.0
|
1370.0
|
68.80
|
2.160
|
198.0
|
217.1
|
700
|
15.5
|
17.1
|
702.0
|
698.8
|
733.0
|
|
|
1600.0
|
1750.0
|
86.00
|
2.510
|
251.6
|
276.9
|
800
|
16.8
|
18.5
|
802.6
|
799.0
|
836.0
|
|
|
1080.0
|
2160.0
|
109.00
|
2.860
|
311.3
|
342.1
|
900
|
18.2
|
20.2
|
902.9
|
899.0
|
939.0
|
|
|
2410.0
|
2630.0
|
136.00
|
3.210
|
379.1
|
415.7
|
1000
|
20.5
|
22.6
|
1000.0
|
955.8
|
1041.0
|
|
|
3020.0
|
3300.0
|
173.00
|
3.550
|
473.2
|
520.6
|
注:
1.计算质量时,铸铁密度采用7.20g/cm3.
2.总质量=直部1m质量×有效长度+承插口凸部质量(计算结果四舍五入,保留三位有效数字)。
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