• Model NO.：STKM 13C steel tube
• out Diameter：20-508mm
• Thickness：2-60mm
• Length：10-13m
• Commodity：Stkm 13A Steel Tube
• Standard：Stkm 13A Stkm 13b Stkm 13c
• Transport Package：in Bundles
• Specification：89*10
• Trademark：Shandong Zayi
• Origin：China
• HS Code：7304599090
• Production Capacity：50000 Tons,Month

 ProductSTKM 13A STKM 13B STKM 13C steel tube JIS G3445 carbon steel tube for machine structural purposeStandard JIS G3445 Material STKM 13A STKM 13B STKM 13C Surface Black paint, varnish, oil, galvanized Pipe Length 5.8 m to 12 m, can be customized according to the length requirements Pipe Ends Plain Ends, Beveled Ends End Protector 1. Plastic caps (small OD) 2. Iron protector (large OD) Application Fluid pipe, oil pipe, gas pipe, structure pipe, boiler tubes Test Chemical Component Analysis, Mechanical Properties, Technical Properties, Exterior Size Productivity  50000 tons per month Min Order 20 ton Remark  Special design available according to requirementManufacturing:

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