Sks Spiral Pipes
Spiral steel pipe (SSAW pipe) is a spiral seam steel pipe made of strip steel coil as raw material, extruded at regular temperature, and welded by automatic double-wire double-sided submerged arc welding process. The spiral steel pipe sends the strip steel into the welded pipe unit, and the strip steel is rolled up gradually after rolling by multiple rollers to form a circular tube billet with an opening gap. Adjust the reduction of the extrusion roller to control the weld gap at 1~ 3mm, and make both ends of the welding port flush.
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Process |
Spiral steel pipe |
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Standard |
ASTM A53, ASTM A36, ASTM A139, EN10210, EN10219 |
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Material |
Q235A, Q235B, 10#, 20#, Q345 (16Mn), L245(B), L290 (X42), L320 (X46), L360 (X52), L390(X56), L415(X60), L450(X65), L485(X70), L555(X80) L290NB/MB (X42N/M), L360NB/MB (X52N/M), L390NB/MB(X56N/M), L415NB/MB(X60N/M), L450MB(X65), L485MB(X70), L555MB(X80). |
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O.D |
1/2" - 26" (21.3 - 660mm) |
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W.T |
0.055" - 1.602" (1.65 - 26.97mm) |
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Length |
As per customer's requirement |
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Surface Treatment |
ared, Black painted, Corrosion Resistant Coating + Cap |
Application
Spiral steel pipe is mainly used in water supply engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation, and urban construction. It is one of the twenty key products developed by China.
Used for liquid transportation: water supply and drainage.
For gas transportation: gas, steam, liquefied petroleum gas.
For structural purposes: as piling pipes, as bridges; pipes for wharves, roads, building structures, etc


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