Square Steel Pipes Business Directory

Quick Brief: Thickness: 0.3 - 2.5 mm, Section Shape: Square, Outer Diameter: 10*20~50*100mm 15*15~80*80mm, Place of Origin: Hebei China (Mainland), Secondary Or Not: Non-secondary, Application: furniture, Technique: Cold Rolled, Surface Treatment: Galvanized, Alloy Or Not: Non-alloy, welded steel pipes: black, Grade: Q235,Q345,Q195,Q215,Q195-Q345, Standard: GB/T 3094-2000,GB

Quick Brief: Thickness: 0.8 - 50 mm, Section Shape: Square, Outer Diameter: 10*10-500*500mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Surface Treatment: Galvanized, Alloy Or Not: Non-alloy, Grade: A53(A,B),Q235,A53-A369,Q195-Q345, Standard: GB/T8162,ASTM A53M-2007,GB,ASTM

Quick Brief: Thickness: 0.6 - 2.7 mm, Section Shape: Square, Outer Diameter: DN15~DN100, Place of Origin: Jiangsu China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: ISO9001:2008, Surface Treatment: Galvanized, Alloy Or Not: Non-alloy, color: silver galvanized steel pipe, Grade: Q195,Q195-Q345, Standard: BS 4568,JIS G3101,GB/T 13793-1992,ASTM A106-2006,BS,JIS,GB,ASTM

Quick Brief: Thickness: 0.8 - 2.5 mm, Section Shape: Square, Outer Diameter: 15*15~150*150mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: ISO, BV,BV, IAF, SGS,COC, ISO etc., Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Length: 5.8-12m, Welded Line Type: Longitudinal electric resistance welding, Zinc coating: Could be thicker than 80g/m2 if you need, Other Applications: Building and machine structure, agriculture equipt, fluid transfer, Price Terms: FOB, CFR, CIF etc., L/C at Sight: Acceptable, Delivery Condition: Bulk Shipping or Container, PRE GI Pipe: ERW STEEL SQUARE TUBE SIZES 2MM WALL THICKNESS TUBE GALS, Key Tags: Tube gals, steel square tube sizes 2mm wall thickness, erw steel tube, Grade: A53(A,B),Q235,Q345,Q195,Q215,A53-A369,Q195-Q345, Standard: BS 1387,BS EN10296,BS 6323,BS 6363,BS EN10219,GB/T 3091-2001,GB/T 13793-1992,GB/T3901,GB/T9711,ASTM A53-2007,ASTM A53M-2007,ASTM A252-1998,ASTM A450-1996,ASTM A660-1996,ASTM A199,BS,GB,ASTM

Quick Brief: Thickness: 1.5 - 8 mm, Section Shape: Square, Grade: 10#,20#,45#,15NiCuMoNb5,API J55,API N80,St37,St37-2,STBA22,STBA24,Q235,Q345,Q195,10#-45#,API J55-API P110,ST35-ST52,STBA20-STBA26,Q195-Q345, Standard: BS 1387,BS EN 10297,JIS G3463-2006,JIS G3459-2004,JIS G3444-2006,GB 5310-1995,GB/T 9711.1-1997,GB/T 3090-2000,DIN 1629/3,DIN EN 10216-1-2004,DIN 1629/4,ASTM A106-2006,ASTM A312-2001,API 5CT,API 5L,BS,JIS,GB,DIN,ASTM,API

Quick Brief: Thickness: 0.7 - 12 mm, Section Shape: Square, Outer Diameter: 15MM*15MM-400MM*400MM, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: ISO9001, Alloy Or Not: Non-alloy, Color: Black, Dimension: 15MM*15MM-400MM*400MM, WT: 0.7MM-12MM, Grade: 10#,20#,45#,Q235,Q345,Q195,10#-45#,Q195-Q345,First Grade, Standard: BS 1387,GB/T 9711.1-1997,GB/T 3094-2000,ASTM A53M-2007,BS,GB,ASTM

Quick Brief: Thickness: 0.5 - 2.0 mm, Section Shape: Square, Outer Diameter: 40mm, Place of Origin: Hebei China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Cold Rolled, Certification: BSI, Surface Treatment: Oiled, Special Pipe: EMT Pipe, Alloy Or Not: Non-alloy, Grade: A53(A,B),A106(B,C),Q195,A53-A369,Q195-Q345, Standard: JIS G3444-2006,JIS G3474-2008,JIS G3101,GB/T 13793-1992,DIN EN 10208-1-1998,DIN EN 10025,ASTM A106-2006,ASTM A53-2007,ASTM A450-1996,JIS,GB,DIN,ASTM

Quick Brief: Thickness: 0.6 - 14 mm, Section Shape: Square, Outer Diameter: 10*10mm-400*400mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Sports Apparatus, Leisure Equipment, Furniture, School Furniture, Technique: ERW, Certification: SGS/ISO/BV, Surface Treatment: Galvanized,Bared,Oiled,Painted, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Product Name: thin wall welded square steel tube/SHS/square hollow section, Surface treatment:: bared, galvanized, oiled, color painted, Length: can be cut according to the requirement, Samples:: free, Small order:: welcomed, Ends:: can be drilled, or according to the requirement, Quality control:: third party inspection, Certification:: ISO, MTC, Special design:: can be done according to the requirement, Other service:: welded, assemble, etc, Grade: 10#,20#,45#,A53(A,B),A106(B,C),St37,St52,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345, Standard: BS 1387,BS EN10219,BS EN10217,JIS G3444-2006,GB/T3901,DIN EN 10305,DIN 2444,DIN EN 10025,ASTM A106-2006,BS,JIS,GB,DIN,ASTM

Quick Brief: Thickness: 0.6 - 20 mm, Section Shape: Square, Outer Diameter: 15*15-600*600mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Hot Rolled, Certification: ISO9001-2000, Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Color: silver, Trade terms: FOB CIF CFR, Grade: 10#,20#,45#,16Mn,St37,ST35,Q235,Q345,Q195,Q215,10#-45#,ST35-ST52,Q195-Q345, Standard: BS 1387,BS 1139,GB/T3901,ASTM A53M-2007,BS,GB,ASTM

Quick Brief: Thickness: 0.6 - 25.0 mm, Section Shape: Square, Outer Diameter: 10*10-500*500mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Decorative/stuctural frame, Technique: Hot Rolled, Certification: ISO9001:2008 SGS, Surface Treatment: Black, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Surface texure: Hot dipped galvanized, Color: black, Production Mode: hot rolled, Shipping term: FOB/CIF of According to your requirements, Surface finish: black,Black and No others protected, Length: Up to 12m or match your requests, Packing: Standarded sea worhty or As your need, Third party inspection: SGS, BV, Grade: 20#,16Mn,A53(A,B),St37,St52,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345, Standard: BS 1387,BS 1139,BS EN10025,BS EN 39,BS EN10219,BS EN10217,JIS G3444-2006,ASTM A53-2007,BS,JIS,ASTM

Quick Brief: Thickness: 2.0 - 27.0 mm, Section Shape: Square, Outer Diameter: 30x30-600x600mm, Place of Origin: Xinjiang China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Hot Rolled, Certification: ABS, Surface Treatment: black/galvanized,galvanized or black, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, major use: transmission,airport building, gymnastic stadium, machine, Implementation of standar: DIN EN 10210, Grade: Q235,Q345,Q195-Q345, Standard: DIN EN 10025,DIN

Quick Brief: Thickness: 1.7 - 4 mm, Section Shape: Square, Outer Diameter: 30, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Other, Technique: ERW, Certification: BV/ISO9001, Surface Treatment: Galvanized, Special Pipe: API Pipe, Alloy Or Not: Non-alloy, Grade: Q235,Q195-Q345, Standard: GB/T3901,GB

Quick Brief: Thickness: 0.8 - 14 mm, Section Shape: Square, Outer Diameter: 15*15 to 600*600, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: ISO, Surface Treatment: oil painted or Galvanizing, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Brand Name: Qunshengda, Size: 15*15mm--600*600mm, Wall Thickness: 0.8mm--14mm, Length: 2M--12M , according to customers' requirements, Material: Q195/Q215/Q235/Q345,A53,etc, HS code: 7306610000, Delivery period: 15 to 30 Days, Packing: In bundles or according to customers' requirements, Productivity: 20,000Ton/Month, Grade: 10#,20#,16Mn,A53(A,B),St37,St52,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345, Standard: BS 1387,BS 4568,GB/T 3091-2001,ASTM A106-2006,ASTM A53-2007,BS,GB,ASTM,ASTM A 53 / BS 1387-1985

Quick Brief: Thickness: 0.4 - 30.0 mm, Section Shape: Square, Outer Diameter: 10*10-600*600mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: ISO9001, Surface Treatment: black,oiled,galvanized,painted, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Size: 1/2"-8", Package: Bundles,loose, Payment: L/C,T/T, MOQ: 5 Tons, Length: 3-17m or as per demands, Delivery Time: 7-10 days after contract confirmed, Grade: 16Mn,Q235,Q345,Q195,Q215,Q195-Q345,16Mn, Q235, Q345, Q195, Q215, Standard: BS 1387,GB/T3901,ASTM A53M-2007,BS,GB,ASTM,BS 1387, GB/T3901, ASTM A53M-2007

Quick Brief: Thickness: 1.0 - 10 mm, Section Shape: Square, Outer Diameter: 15mm*15mm-300mm*300mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Hot Rolled, Certification: SGS,ISO 9001, BV, Surface Treatment: Galvanized, Special Pipe: EMT Pipe, Alloy Or Not: Non-alloy, colour: silver, manufacturing technique: ERW, process: punching, Grade: 20#,16Mn,API J55,API P110,Q235,Q345,Q195,Q215,10#-45#,API J55-API P110,Q195-Q345, Standard: BS 1387,BS EN10296,BS EN 39,BS EN10219,ASTM A312-2001,ASTM A53-2007,ASTM A312-2007,BS,ASTM

Quick Brief: Standard: DIN,ASTM A53-2007,ASTM A53, API 5L GR.B, DIN2440, Grade: ST35-ST52,ST37, Thickness: 2.0 - 16 mm, Section Shape: Square, Outer Diameter: 1''-20'' (33.4-508mm), Place of Origin: Tianjin China (Mainland), Technique: ERW,Welded, Surface Treatment: Galvanized, Brand Name: STXS, Model Number: 1''-20'' (33.4-508mm), Surface: varnish coating ,3PE, FBE ,galvanized, End: beveled or square cut, plastic cap, Welding Line Type: ERW, Specification: 1''-20'' (33.4-508mm), Length: 4M to 12 M, Usage: for the transportation of oil, natural gas, and water

Quick Brief: Thickness: 0.2 - 60 mm, Section Shape: Square, Place of Origin: Shandong China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Certification: API, Surface Treatment: Galvanized, Grade: 20#,45#,A53(A,B),A192,St37,St52,ST35,Q235,Q345,Q195,10#-45#,A53-A369,ST35-ST52,Q195-Q345, Standard: BS 1387,BS EN10296,BS 1139,BS EN10025,BS EN 10297,DIN 1626,DIN 1629/3,DIN 1629/4,ASTM A106-2006,ASTM A53-2007,ANSI A210-1996,ASTM A53M-2007,API 5L,BS,DIN,ASTM,API

Quick Brief: Thickness: 3.5 - 18 mm, Section Shape: Square, Outer Diameter: 40*40-200*200, Place of Origin: Hebei China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Cold Drawn, Certification: ISO, Surface Treatment: Galvanized, Special Pipe: API Pipe, Alloy Or Not: Non-alloy, Material: Q235, Q345(Mn),20#, Grade: 20#,16Mn,API J55,API K55,API N80,Q235,Q345,10#-45#,API J55-API P110,Q195-Q345, Standard: BS 1387,JIS G3466,GB/T 3094-2000,DIN EN 10216-1-2004,ASTM A106-2006,ASTM A53-2007,BS,JIS,GB,DIN,ASTM,GB/T 3094, GB/T6728, JIS G3466,EN 10219

Quick Brief: Thickness: 0.5 - 25 mm, Section Shape: Square, Outer Diameter: 15mm*15mm--400mm*400mm, Place of Origin: Hebei China (Mainland), Secondary Or Not: Non-secondary, Application: structure and furniture, Technique: ERW, Surface Treatment: annealed, Alloy Or Not: Non-alloy, shape: square, material: Q195-Q345, surface: black and bright annealed, length: 5.8-12m, Grade: 10#,20#,45#,16Mn,API J55,API K55,API N80,API L80,St37,St52,St42,St37-2,Q235,Q345,Q195,10#-45#,API J55-API P110,ST35-ST52,Q195-Q345, Standard: BS 1387,BS 6323,BS EN10217,JIS G3454-2007,GB 13296-2007,GB/T3639,GB/T 3087,GB/T5310,DIN EN 10217-1-2005,DIN 28180-2007,DIN 2444,DIN EN 10025,ASTM A53M-2007,ASTM A312M-2007,API 5L,BS,JIS,GB,DIN,ASTM,API

Quick Brief: Thickness: 0.25 - 2.5 mm, Section Shape: Square, Outer Diameter: 10*10mm~100*150mm, Place of Origin: Guangdong China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Cold Rolled, Certification: ISO, Surface Treatment: Copper Coated, Alloy Or Not: Is Alloy, Thickness tolerance: 0.03, Length tolerance: 0.05, Grade: Cr17Ni8,1Cr13Mn9Ni1N,CrNi alloy