Square Steel Pipes Business Directory

Quick Brief: Thickness: 0.5 - 20 mm, Section Shape: Square, Outer Diameter: 15*15-1000*1000, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: API, Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, loading port: xingang, package: 1. In bundles by containers or in bulk 2. as your requests., logo: quantong, Grade: 10#,20#,45#,A335 P11,A210,A209,API J55,API K55,API N80,API L80,API P110,Q235,Q345,Q195,Q215,10#-45#,A53-A369,API J55-API P110,Q195-Q345, Standard: BS EN10296,JIS G3444-2006,JIS G3468-2004,JIS G3471-1977,JIS STPG380,GB 9948-2006,GB/T 5312-1999,GB 6479-2000,ASTM A1020-2002,ASTM A182-2001,ASTM A672-2006,ASTM A335-2006,ASTM A450-1996,API 5CT,API 5L,BS,JIS,GB,ASTM,API

Quick Brief: Thickness: 0.5 - 30 mm,0.5mm-30mm, Section Shape: Square, Outer Diameter: 15mm*15mm-500mm*500mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Hot Rolled,Welded, Certification: SGS, ISO, BV, Surface Treatment: oiled, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Type: Square and rectagular, Production: Hot rolled, Cold bent, Spec: 15mm*15mm-500mm*500mm, Payment: TT, LC, Delivery: within 10-15 days, Grade: Q235,Q345,Q195,Q215,Q195-Q345

Quick Brief: Thickness: 0.5 - 8.0 mm, Section Shape: Square, Outer Diameter: 15*15mm-150*150mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Fluid Pipe, Technique: ERW, Certification: ISO9001:2008, Surface Treatment: oiled or painted,oiled,painted or galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, product name: Best selling weight ms square and rectangular steel pipe, Packing: In bundles,or in bulk, Usage: low pressure water pipe,fencing pipe,greenhouse pipe, Mini quantity: 20tons, payment term: by T/T or L/C, Steel seal: according to customer's requirement, Length: according to customer's requirement, Bevel: according to customer's requirement, Brand name: LEFIN, Grade: 10#,20#,45#,16Mn,A53(A,B),A106(B,C),St37,St42,ST35,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345, Standard: BS 1387,BS 1139,BS EN 39,BS EN10219,ASTM A53-2007,BS,ASTM

Quick Brief: Thickness: 0.6 - 10 mm, Section Shape: Square, Place of Origin: Hebei China (Mainland), Secondary Or Not: Non-secondary, Application: Boiler Pipe, Technique: ERW,Seamless, Certification: CE, Surface Treatment: Galvanized, Special Pipe: EMT Pipe, Alloy Or Not: Non-alloy, Length: according to customer's requirement, Grade: 20#,A106(B,C),A269,A335 P11,A335 P5,A179-C,St52,St37-2,St52.4,ST54,STB42,STBA22,Q235,Q195,Q215,10#-45#,A53-A369,ST35-ST52,STB35-STB42,STBA20-STBA26,Q195-Q345,API J55, Standard: BS 1387,JIS G3461-2005,JIS G3452-2004,JIS G3456-2004,JIS G3457-2005,GB 3087-1999,GB/T 3639-2000,GB 18248-2000,GB/T 12770-2002,DIN EN 10216-1-2004,ASTM A213-2001,ASTM A789-2001,ANSI A213-2001,ASTM A234-2007,API 5L,BS,JIS,GB,DIN,ASTM,API,ANSI

Quick Brief: Thickness: 0.5 - 2.0 mm, Section Shape: Square, Outer Diameter: 15*15-100*100, Place of Origin: China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Alloy Or Not: Non-alloy, ChineseStandard: GB/T3091-1993, Grade: Q235,Q345,Q195,Q215,Q195-Q345

Quick Brief: Thickness: 0.9 - 20 mm, Section Shape: Square, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: ISO9001-2008, Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, section sharp: square, surface: galvanized, Grade: 10#,20#,45#,15Mo3,16Mo,16Mn,A53(A,B),A106(B,C),API J55,API K55,St37,Q235,Q345,Q195,Q215,10#-45#,Mo,A53-A369,API J55-API P110,ST35-ST52,Q195-Q345, Standard: BS 1387,BS 1139,BS EN10217,JIS G3464-2006,JIS G3474-2008,GB 13296-2007,GB/T 14291-2006,DIN 2448,DIN 2444,ASTM A106-2006,ASTM A53-2007,ASTM A53M-2007,API 5CT,API 5L,BS,JIS,GB,DIN,ASTM,API

Quick Brief: Thickness: 7 - 20 mm, Section Shape: Square, Outer Diameter: 250-700mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Cold Rolled, Certification: ISO 9001:2008,ISO14000, ISO18000 , API 5L, Surface Treatment: Painted, Oiled, galvanized or phosphate etc, Special Pipe: Thick Wall Pipe,API,ASME,thickwall,oil,gas,water pipe, Alloy Or Not: Is Alloy, Color: black, Square Tubing Brand: LiYe, Treatment of two ends: Beveled end , plain end etc, Other Material: X42-X65,L245,Q245R,Q345R etc., Material Type: Carbon steel, Low alloy steel, Grade: 20#,45#,16Mn,A53(A,B),API L80,St45-8,St52.4,St45-4,STB42,STPG42,Q235,Q345,10#-45#,A53-A369,API J55-API P110,ST35-ST52,STB35-STB42,Q195-Q345, Standard: BS EN10025,JIS G3461-2005,JIS G3454-2007,JIS G3452-2004,JIS G3456-2004,JIS G3457-2005,GB/T 13793-1992,DIN 1626,DIN 1629/3,DIN 1629/4,DIN 17175,DIN EN 10025,ASTM A53-2007,API 5L,BS,JIS,GB,DIN,ASTM,API

Quick Brief: Thickness: 1.0 - 17.5 mm,1.5mm to 17.75mm, Section Shape: Square, Outer Diameter: 10*10-400*400, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: CE, Surface Treatment: Galvanized, Special Pipe: EMT Pipe, Alloy Or Not: Non-alloy, Commodity: Square tube Galvanzied, Process: ERW, Specification: 20x20 to 500x500 mm, Other process: Galvanzied, Grade: Q235,Q345,Q195,Q215,Q195-Q345, Standard: BS 1387,GB/T 3087,ASTM A53-2007,BS,GB,ASTM

Quick Brief: Thickness: 0.5 - 16 mm, Section Shape: Square, Outer Diameter: verious, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Cold Rolled, Certification: CE, Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, section shape:: sqaure or rectangular, Grade:: Q195 Q235 Q345, Technique:: COLD ROLLED, Place of Origin:: TianjinChina (Mainland), Surface Treatment:: Galvanized,oiled,or powder coating, Brand:: Zhong tong, Usage: Furniture ,Car making, container frame, Size:: 20*20mm-400*400mm, Thickness:: 1mm-16mm, Grade: 10#,20#,45#,15Mo3,16Mo,16Mn,St37,St52,St42,St45,St35.8,Q235,Q345,Q195,Q215,10#-45#,Mo,ST35-ST52,Q195-Q345, Standard: BS 1387,BS EN10296,BS 1139,JIS G3463-2006,JIS G3455-2005,JIS G3445-2006,GB 5310-1995,GB/T 9711.1-1997,GB 9948-2006,GB/T 3090-2000,GB/T 3094-2000,DIN 1626,DIN 1629/3,ASTM A106-2006,ASTM A210-1996,BS,JIS,GB,DIN,ASTM,ASTM BS JIS

Quick Brief: Thickness: 0.5 - 20 mm, Section Shape: Square, Outer Diameter: 12*12mm-600*600mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW,hot rolled erw, Certification: CE, Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, type: square steel tube, surface: with oil,paint ,electroplate or galvanized, package: rain proof package, OD: 12*12mm-600*600mm, WT: 0.5mm-20mm, main market: Middle East,South America, payment terms: TT,L/C,D/A,D/P, Grade: 10#,16Mn,A53(A,B),Q235,Q195,Q215,10#-45#,A53-A369,Q195-Q345,Q195,Q235,Q215,16Mn,E235,SS400, Standard: BS 1387,GB 6479-2000,DIN EN 10025,ASTM A53-2007,BS,GB,DIN,ASTM,ASTM A500,GB/T6728-2002

Quick Brief: Thickness: 1.2 - 14 mm, Section Shape: Square, Outer Diameter: 20*20-250*2500mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Hot Rolled, Certification: ISO9001:2008, Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Color: White, MOQ: as your request if normal size, Sample: Available, Item: Factory BS1837 galvanized square iron pipe For Hot Sale, H.S.Code: 73066100, Keywords: galvanized square iron pipe, Visit Factory: Welcome, Trial Order: Available, Advantage: Cheap Price but Best Quality, Factory Founded Year: 2003, Grade: Q235,Q345,Q195,Q215,Q195-Q345, Standard: BS 1387,JIS G3452-2004,JIS G3444-2006,GB/T 3091-2001,ASTM A53-2007,ASTM A53M-2007,ASTM A252-1998,ASTM A513-2007,BS,JIS,GB,ASTM

Quick Brief: Thickness: 0.5 - 17.75 mm,0.5-12mm, Section Shape: Square, Outer Diameter: 10x10-400x400, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: funiture, fence post, drill pipe, gas,oil pipe , structure..., Technique: ERW, Certification: ISO9001, Surface Treatment: black annealed , galvanized , ms steel ..., Special Pipe: API Pipe, Alloy Or Not: Non-alloy, size: 10x10-400x400, material: Q195-Q345, zince coated for galvanized square pipe: 60-300g/m2, packing: in bundles or in loose, Usage: Scaffolding pipe, Structure pipe, Fence/Door pipe, Furniture, Low, Payment Terms: T/T or L/C, length: 2-12m, minimum order: 10ton for every size, skype: anna52631 pls add me thank you, Grade: 10#,20#,45#,15CrMo,12Cr1MoV,10CrMo910,15Mo3,16Mn,A53(A,B),A106(B,C),API J55,Q235,Q345,Q195,Q215,10#-45#,Cr-Mo alloy,Mo,A53-A369,API J55-API P110,Q195-Q345, Standard: BS 1387,BS EN10296,BS 1139,JIS G3463-2006,JIS G3459-2004,JIS G3461-2005,JIS G3454-2007,GB 5310-1995,GB 3087-1999,DIN 1626,ASTM A106-2006,ASTM A213-2001,API 5CT,API 5L,API 5DP,BS,JIS,GB,DIN,ASTM,API

Quick Brief: Thickness: 0.5 - 25 mm, Section Shape: Square, Outer Diameter: 15*15-600*600 mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Grade: 20#,A53(A,B),A106(B,C),A333,St37,St52,St37-2,10#-45#,A53-A369,ST35-ST52, Standard: BS 1387,BS EN10296,BS 6323,GB/T 3091-2001,BS,GB

Quick Brief: Thickness: 0.45 - 2.5 mm, Section Shape: Square, Outer Diameter: 40mm, Place of Origin: Hebei China (Mainland), Secondary Or Not: Non-secondary, Application: Fencing pipe ,Furniture pipe ,and so on, Technique: Cold Rolled, Certification: iso9001,bv,sgs, Surface Treatment: oiled or not, Special Pipe: EMT Pipe, Alloy Or Not: Non-alloy, Material: q195, Carbon: low carbon, bendble: 90degree, edge: clean neat, Welding line: straight welding, Tensile strength: 315-430mpa, Weight: actual weight ,theory weight, Main market: south Africa,Europe,usa,uk,,Middle asia, Sample: free of charge, Color: black ,bright,silvery, Grade: Q235,Q345,Q195,Q195-Q345, Standard: JIS G3101,GB/T 13793-1992,ASTM A513-2007,JIS,GB,ASTM

Quick Brief: Thickness: 0.4 - 30 mm, Section Shape: Square, Outer Diameter: 20*20-800*800mm, Place of Origin: Shandong China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: API, Surface Treatment: Galvanized, Special Pipe: API Pipe, Alloy Or Not: Non-alloy, surface: galvanized, Grade: 10#,20#,45#,16Mn,A53(A,B),A106(B,C),St37,St52,Q235,Q345,10#-45#,A53-A369,ST35-ST52,Q195-Q345, Standard: BS 1387,GB 5310-1995,GB 3087-1999,GB/T 8163-1999,GB/T 8162-1999,DIN 17175,ASTM A106-2006,ASTM A53-2007,API 5L,BS,GB,DIN,ASTM,API

Quick Brief: Thickness: 0.7 - 40 mm, Section Shape: Square, Outer Diameter: 12*12-600*600mm, Place of Origin: Hebei China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: ERW, Certification: API, Surface Treatment: Galvanized, Special Pipe: API Pipe, Alloy Or Not: Non-alloy, Grade: 20#,16Mo,16Mn,A106(B,C),St37,St52,Q235,Q345,10#-45#,Mo,A53-A369,ST35-ST52,Q195-Q345, Standard: ASTM A53-2007,API 5L,ASTM,API

Quick Brief: Thickness: 0.5 - 10 mm, Section Shape: Square, Outer Diameter: 10*10-- 600*600mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe,liquid delivery,construction,communication,gas,etc., Technique: ERW, Certification: API, Surface Treatment: Galvanized, Special Pipe: API Pipe, Alloy Or Not: Non-alloy, Material: Q195/Q215/Q235/Q345, Zin coating: 240-400g/m2, Length: 5.8-12m,according to customers'requirements, International Standard: ISO9001-2000, Grade: 10#,20#,45#,16Mn,Q235,Q345,Q195,Q215,10#-45#,Q195-Q345, Standard: BS 1387,BS EN10296,JIS G3461-2005,JIS G3452-2004,GB 3087-1999,API 5L,BS,JIS,GB,API,ASTM A53/BS1387/GB/T 3091-2001

Quick Brief: Thickness: 0.8 - 15.0 mm, Section Shape: Square, Outer Diameter: 15*15-300*300mm, Place of Origin: Jiangsu China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Cold Drawn, Certification: CE, Surface Treatment: Galvanized, Special Pipe: Thick Wall Pipe, Alloy Or Not: Non-alloy, Length: 3-15m, Surface finish: black/blank/bright/galvanized, Brand name: Sanzhong, Price: Satisfying price with quality, Origin of place: Jiangsu, China, Usage: Structure /gas/fluid/oil/chemical fertilizer pipe etc, Grade: 10#,20#,45#,15CrMo,12CrMo,A53(A,B),A106(B,C),St37,St52,Q235,Q345,Q195,Q215,10#-45#,Cr-Mo alloy,A53-A369,ST35-ST52,Q195-Q345, Standard: BS 1387,BS EN10296,BS EN 10297,GB 5310-1995,GB/T3901,GB 5130,GB/T5310,ASTM A106-2006,ASTM A53-2007,ASTM A53M-2007,API 5L,BS,GB,ASTM,API

Quick Brief: Thickness: 0.8 - 18 mm, Section Shape: Square, Outer Diameter: 15*15mm-280*280mm, Place of Origin: Tianjin China (Mainland), Secondary Or Not: Non-secondary, Application: Structure Pipe, Technique: Cold Rolled, Alloy Or Not: Non-alloy, Grade: 10#,20#,45#,16Mn,A53(A,B),A106(B,C),A179-C,API J55,API K55,API N80,St37,Q235,Q345,Q195,Q215,10#-45#,A53-A369,API J55-API P110,ST35-ST52,Q195-Q345, Standard: BS 1387,BS EN10025,BS 6323,BS 31,JIS G3461-2005,JIS G3452-2004,JIS G3456-2004,JIS G3441,GB/T 3639-2000,GB 13296-2007,DIN EN 10208-1-1998,DIN EN 10217-1-2005,ASTM A53-2007,ASTM A789-2001,API 5L,BS,JIS,GB,DIN,ASTM,API

Quick Brief: Thickness: 1 - 18 mm, Section Shape: Square, Outer Diameter: 15-80mm,15-120mm, Place of Origin: Zhejiang China (Mainland), Secondary Or Not: Non-secondary, Application: Automobile spare parts, Technique: Cold Drawn,Seamless, Surface Treatment: Other, Alloy Or Not: Non-alloy, Brand Name: Da Peng, Grade: 20#,45#,16Mo,10#-45#,Mo,A53-A369,A179B, A53B, API N80, Q215, Q235, Q345, 20G, A106B, ST37, ST52, Standard: BS EN10296,GB 3087-1999,BS,JIS,GB,DIN