LSAW steel pipes:
The Company invested 50 million yuan to introduce domestic advanced high frequency straight seam submerged arc welding pi-pes production line.Its specification are as follows:
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Outside diametre
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351—1220mm
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Wall thickness
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7----40mm
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The length
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6----12.8m
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Material quality
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Q235,Q345.20#.Q420.X42-70
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The standards
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GB/T3091-2008, GB/T9711.1-1997, API5L
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Annual production
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100000 tons
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Application
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urban building structures, Bridges, DAMS,
onshore and offshore oil and gas, coal slurry, slurry medium
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