Spiral steel pipe itself has no life limit, and the service life is mainly related to the operating environment and production process. Spiral steel pipe operating environment is relatively poor In order to extend the service life, the oute.
iron pipe
DN 400 Ductile iron pipes
Delivery Detail :During 15-30 days after the signing of the contract
characteristic
Anticorrosion strong, good ductibility, Simple installation.
chemical composition
Main ingredients: C, Si, Ma, S, Mg etc.
metallographic structure
In ferrite and pearlite substrate has a certain number of spherical graphite,minor-calibe:≤20%, large diameter:about25%
mechanical property
Min tensile strength:420/Mpa;Min yield strength 300/Mpa;Min elongation7%
executive standard
GB/T13295-2003 ISO2531/2003
caliber
DN80-DN1500
advantage
Safe and reliable operation, lower breakage, construction maintenance convenient, quick, anti-corrosion performance is excellent, etc.
shortcoming
Have low stress tolerance.Due to too heavy,must use mechanical.
application
Mainly used in municipal, enterprises water supply and gas transmission, etc.
Interface and coating
1interface cement calking, rubber ring interface.
2 rubber ring material: EPDM
3 coating:internal coating: epoxy resin, polyurethane. Outer coating:PE membrane
Theoretical Weight Table
|
nominal diameter(mm) |
Straight part diameter (mm) |
wall thickness (mm) |
weight (Kg/m) |
Bellmouth weight (Kg) |
total weight (Kg) |
total weight/m |
|
100 |
118 |
6.1 |
15.1 |
4.3 |
95 |
15.8 |
|
150 |
170 |
6.3 |
22.8 |
7.1 |
144 |
24 |
|
200 |
222 |
6.4 |
30.6 |
10.3 |
194 |
32.3 |
|
250 |
274 |
6.8 |
40.2 |
14.2 |
255 |
42.5 |
|
300 |
326 |
7.2 |
50.8 |
18.9 |
323 |
53.8 |
|
350 |
378 |
7.7 |
63.2 |
23.7 |
403 |
67.2 |
|
400 |
429 |
8.1 |
75.5 |
29.5 |
482 |
80.3 |
|
450 |
480 |
8.6 |
89.3 |
38.3 |
575 |
95.8 |
|
500 |
532 |
9 |
104.3 |
42.8 |
669 |
111.5 |
|
600 |
635 |
9.9 |
137.3 |
59.3 |
882 |
147 |
|
700 |
738 |
10.8 |
173.9 |
79.1 |
1123 |
187.2 |
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3 Comments
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Seamless steel pipe Standard:ASTM A106/ASTM A53/DIN/API 5L/API 5CT/X45/X52/X60.Seamless steel pipe Application:Natural gas, petroleum, chemical industry, electric power, metallurgy thermodynamic fields, water supply engineering, steam heatin.
Available Specification for Steel Pipe Product and Steel Pipes Development.
stainless steel pipe,Used for low pressure liquid delivery such as water, gas, and oil.Material:304,304L,316,316L.
iron pipe,DN 400 Ductile iron pipes Delivery Detail :During 15-30 days after the signing of the contract.
API seamless pipe for water,gas,fluid,ALL THE SEAMLESS TUBE ARE APPLIED TO API 5L ,ASTM A106 STANDARD,90%PRODUCTS ARE EXPORTED OVERSEAS SUCH AS USA ,RUSSIA ,INDIN ,ECT.