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Standard/Material: ASTM A20/A20M ASTM A36JIS G3115 DIN 17100EN 10028
ST37 ST52Grade B X46 X52 0235 0345 S235 S355
Out Diameter:159mm-3200mm
Usage: Piling proiect/Heat-supply proiect/Conveying drinking water, drainage, coal gas, fuel gas, mine slury and other low & middle pressurefluids/API5L petroleum and natural gas pipeline
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