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1) Thickness : 0.5-20mm2) Size(dia.): 10mm*20mm/15mm*15mm-200mm*400mm/300mm*300mm3) material : Q195Q235Q215Q345St37 ASTM A5004) Certifications :ISO9001-2000, API-5L5) Standard: ASTMBSGB APILength2m-12m,bycustomer'srequirementsStandardsGB/T6728-2002,GB/T6725-2002, GBT3094-2000,JG 178-2005, ASTM A5
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Hot Galvanized Square Steel Tube
1) Thickness : 0.5-20mm2) Size(dia.): 10mm*20mm/15mm*15mm-200mm*400mm/300mm*300mm3) material : Q195Q235Q215Q345St37 ASTM A5004) Certifications :ISO9001-2000, API-5L5) Standard: ASTMBSGB APILength2m-12m,bycustomer'srequirementsInternationalStandardISO9001-2008,SGSStandardsASTMA53BSEN10219GB/T3094J
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Black Steel Pipe with High Quality
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En10219 Square Steel Pipe for Structural Frame
1) Thickness : 0.5-20mm2) Size(dia.): 10mm*20mm/15mm*15mm-200mm*400mm/300mm*300mm3) material : Q195Q235Q215Q345St37 ASTM A5004) Certifications :ISO9001-2000, API-5L5) Standard: ASTMBSGB APILength2m-12m,bycustomer'srequirementsStandardsGB/T6728-2002,GB/T6725-2002, GBT3094-2000,JG 178-2005, ASTM A5
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