ASTM A513 Liga Azzar Iwweldjat Tubu
Sep 15, 2023
Il- main purpose of alloy steel pipe is used in power plants, nuclear power, power, high-pressure boilers, high-temperature superheaters and reheaters and other high-pressure and high-temperature pipelines and equipment, li is made of high-quality carbon steel, alloy structural steel and stainless and stainless and heat-resistant steel, hot-rolled (estrużjoni, espansjoni) jew irrumblar kiesaħ (miġbud).
Alloy pipe has a hollow cross-section and is used in large quantities as a pipeline for the transportation of fluids, such as pipelines for the transportation of oil, natural gas, gas, water and certain solid materials. Compared with solid steel such as round steel, alloy steel pipe is lighter in weight when the bending and torsion strength is the same. Alloy steel pipe is a kind of economic cross-section steel, which is widely used in the manufacture of structural and mechanical parts, such as petroleum drilling rods, automobile driveshafts, bicycle frames, and steel scaffolding used in building construction. With alloy steel pipe manufacturing ring-shaped parts, can improve material utilization, simplify the manufacturing process, save materials and processing time, such as rolling bearing rings, jack sets, etc., the current has been widely used in the manufacture of steel pipe. Alloy steel tube or a variety of conventional weapons indispensable materials, gun barrels, gun barrels, etc. to steel to manufacture. Alloy steel tube according to the shape of the cross-sectional area of different can be divided into round tube and shaped tube. Since the circular area is the largest under the condition of equal perimeter, more fluid can be transported with circular pipe. In addition, the circular cross-section is more uniformly stressed when subjected to internal or external radial pressure, therefore, the vast majority of steel tubes are round tubes.
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Kimika Kompożizzjoni& Mekkanika Propjetajiet
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Grad
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C
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Mn
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P Less than or equal to
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S Inqas minn jew ugwali għal
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Si
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Cr
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Mo
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|
1008
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Less than or equal to 0.10
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0.30-0.50
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0.040
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0.050
|
-
|
-
|
-
|
|
1010
|
0.08-0.13
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0.30-0.60
|
0.040
|
0.050
|
-
|
-
|
-
|
|
1018
|
0.15-0.20
|
0.60-0.90
|
0.040
|
0.050
|
-
|
-
|
-
|
|
1020
|
0.18-0.23
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0.30-0.60
|
0.040
|
0.050
|
-
|
-
|
-
|
|
1025
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0.22-0.28
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0.30-0.60
|
0.040
|
0.050
|
-
|
-
|
-
|
|
1035
|
0.32-0.38
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0.60-0.90
|
0.040
|
0.050
|
-
|
-
|
-
|
|
1045
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0.43-0.50
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0.60-0.90
|
0.40
|
0.50
|
-
|
-
|
-
|
|
4130
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0.28-0.33
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0.40-0.60
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0.040
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0.040
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0.15-0.35
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0.8-1.10
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0.15-0.25
|
|
4140
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0.38-0.43
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0.75-1.00
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0.040
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0.040
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0.15-0.35
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0.8-1.10
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0.15-0.25
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GNEE is wieħed of the Chinese steel companies with a history of 63 years. The Group has branches in 5 countries and regions including Anyang, Tianjin, Hong Kong and Singapore. The headquarter is located in Anyang City, one of the eight ancient capitals of China and the site of the the site of the world the world cultural heritage "Yinxu". The company strictly implements 6S management system and passed ISO9001 international quality system certification and GJB9001B-2009 national military standard quality management system certification in 2016.
