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rectangle steel pipe square rectangle steel pipe and tubes

5 Tons (Min. Order)
US $500-700 / Ton (FOB Price)
Place of Origin: CN;TIA
Grade: 10#;20#;45#;16Mn;A106(B,C);A135-A;A312;A53(A,B);15Mo3;Q195;Q215;Q235;Q345;ST35;St37-2;10#-45#;16Mn;A53-A369;Mo;Q195-Q345;ST35-ST52
Thickness: 0.1 - 40 mm
Secondary Or Not: Non-secondary
Technique: ERW
Application: Structure Pipe
Verified Supplier - Tianjin JN Steel Pipe Co., Ltd.
China (Mainland) Contact Details
24h-48h Average Response Time
78.2% Response Rate

galvanized square pipe/round pipes/rectangle steel pipe and tubes

2 Pieces (Min. Order)
US $500-850 / Ton (FOB Price)
Place of Origin: CN;SHN
Grade: 10#;45#;16Mn;A210;Q195;Q215;Q235;Q345;St45;10#-45#;16Mn;A53-A369;Q195-Q345;ST35-ST52
Thickness: 1.0 - 35 mm
Secondary Or Not: Non-secondary
Technique: Hot Rolled
Application: Structure Pipe
China (Mainland) Contact Details
>72h Average Response Time
51.1% Response Rate

galvanized square pipe/round pipes/rectangle steel pipe and tubes factory

20 Tons (Min. Order)
US $400-500 / Ton (FOB Price)
Place of Origin: CN;TIA
Grade: A106(B,C);A53(A,B);Q195;Q215;Q235;St37;A53-A369;Q195-Q345;ST35-ST52
Thickness: 1.8 - 12 mm
Outer Diameter: 21.3 - 219.1 mm
Surface Treatment: Galvanized
Secondary Or Not: Non-secondary
China (Mainland) Contact Details
>72h Average Response Time

Export Square hollow Steel Pipe and tubes Manufacturer

20 Tons (Min. Order)
US $390-600 / Ton (FOB Price)
Place of Origin: CN;TIA
Grade: 20#;45#;16Mn;A53(A,B);Q235;Q345;St42;St52;STPG42;10#-45#;16Mn;A53-A369;Q195-Q345;ST35-ST52;STPG42
Thickness: 7 - 20 mm
Secondary Or Not: Non-secondary
Technique: ERW
Application: Structure Pipe
China (Mainland) Contact Details
<24 hours Average Response Time
100% Response Rate

Q235 ISO9001-2008 Square Steel Pipe And Tubes

1 Ton (Min. Order)
US $500-700 / Ton (FOB Price)
Place of Origin: CN;SHN
Grade: Q195;Q215;Q235;Q345;Q195-Q345
Thickness: 0.8 - 20 mm
Secondary Or Not: Non-secondary
Technique: ERW
Application: Structure Pipe
China (Mainland) Contact Details
<24 hours Average Response Time
94.6% Response Rate

q235 ms square tube price

25 Tons (Min. Order)
US $400-450 / Ton (FOB Price)
Outer Diameter: 20*20-500*500mm
Thickness: 1.3 - 20 mm
Grade: 16Mn,Q345,Q195-Q345
Standard: BS EN10219,BS,ASTM, BS, JIS, ASTM A513-2007, BS EN10219, JIS G3466
Application: Structure Pipe
Technique: Hot Rolled,EFW, welded, galvanized, hot dipped
China (Mainland) Contact Details
<24 hours Average Response Time
91.1% Response Rate

Q235 square steel tube lowest price

10 Tons (Min. Order)
US $500-650 / Ton (FOB Price)
Outer Diameter: 30*30-200*200mm
Thickness: 1.5 - 10.5 mm
Grade: Q235,Q195-Q345
Standard: API 5L,ASTM A106-2006,ASTM A53-2007,GB/T 3091-2001,API,ASTM,GB
Application: Structure Pipe,Structure pipe
Technique: Hot Rolled
China (Mainland) Contact Details
3 Transactions for US $40,000+
<24 hours Average Response Time
93.8% Response Rate

Q235 galvanized square tube size. hollow section

5 Tons (Min. Order)
US $400-600 / Ton (FOB Price)
Outer Diameter: 20-200mm
Thickness: 1.0 - 3.5 mm
Grade: 20#,Q195,Q235,Q345,10#-45#,Q195-Q345
Standard: API 5CT,API 5L,ASTM A53-2007,API,ASTM
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
<24 hours Average Response Time
96.3% Response Rate

q195 q235 steel square tube / galvanzied square tube

1 Metric Ton (Min. Order)
US $400-800 / Metric Ton (FOB Price)
Thickness: 0.2 - 60 mm
Grade: 10#,20#,45#,A106(B,C),A53(A,B),API J55,API K55,API P110,Q195,Q215,Q235,Q345,St37,St37-2,10#-45#,A53-A369,API J55-API P110,Q195-Q345,ST35-ST52
Standard: ASTM A106-2006,ASTM A335-2006,ASTM A513-2007,ASTM A53-2007,BS 1387,BS 4568,BS EN10217,DIN 2444,ASTM,BS,DIN
Application: Structure Pipe
Technique: ERW
Section Shape: Square
China (Mainland) Contact Details
1 Transaction for US $10,000+
>72h Average Response Time
36.6% Response Rate

tianjin manufacture ERW hollow q235 square steel tube

1 Ton (Min. Order)
US $450-700 / Ton (FOB Price)
Outer Diameter: 15x15-600x600
Thickness: 0.5 - 30 mm
Grade: 16Mn,A53(A,B),A312,St45,Q235,A53-A369,ST35-ST52,Q195-Q345,Q195 Q215 Q235 Q345
Standard: BS 1387,BS 4568,GB/T9711,ASTM A53M-2007,BS,GB,ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
1 Transaction for US $430,000+
48h-72h Average Response Time
66.1% Response Rate

Q235 carbon square tube with high quality

25 Tons (Min. Order)
US $555-755 / Ton (FOB Price)
Outer Diameter: 40-200
Thickness: 2.0 - 12 mm
Grade: Q195,Q215,Q235,Q345,Q195-Q345
Standard: ASTM A53-2007,ASTM
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
<24 hours Average Response Time

Q195 Q215 Q235 Square Steel Tube

25 Metric Tons (Min. Order)
US $800-900 / Metric Ton (FOB Price)
Outer Diameter: 20*20mm-400*400mm
Thickness: 1.0 - 12 mm,1.0-12mm
Grade: Q235,Q345,Q195,Q215,Q195-Q345,Q195 Q215 Q235 Q275 Q345
Standard: BS 1387,BS 1139,BS EN 10297,BS EN 39,BS EN10219,BS EN10217,GB/T 3091-2001,GB/T 13793-1992,ASTM A53-2007,BS,GB,ASTM,ASTM BS GB DIN
Application: Structure Pipe
Technique: ERW
Verified Supplier - Sino Metal Material Co., Ltd.
China (Mainland) Contact Details
<24 hours Average Response Time
81.8% Response Rate

Q235 welded square tube from China for construction

2 Pieces (Min. Order)
US $500-800 / Ton (FOB Price)
Outer Diameter: 20*20-600*600mm,20*20-600*600mm/20*30-600*800mm
Thickness: 1.0 - 35.0 mm,1.0-35.0mm
Grade: 20#,45#,16Mn,A210,St45,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345
Standard: BS 1387,BS EN10025,BS EN10219,JIS G3465-2006,JIS G3466,GB/T 3094-2000,DIN EN 10216-1-2004,DIN EN 10208-1-1998,ASTM A513-2007,BS,JIS,GB,DIN,ASTM
Application: Structure Pipe
Technique: Cold Drawn
China (Mainland) Contact Details
>72h Average Response Time
51.1% Response Rate

square steel tube/black annealed square steel tube/Q235 square steel tube

20 Tons (Min. Order)
US $500-750 / Ton (FOB Price)
Outer Diameter: 20*20-800*800mm
Thickness: 1.2 - 30 mm
Grade: 10#,20#,16Mn,A106(B,C),A333,API J55,API K55,15MnV,St52,ST54,STB42,STPG42,10#-45#,A53-A369,API J55-API P110,Mn-V alloy,ST35-ST52,STB35-STB42
Standard: API 5CT,API 5L,ASTM A106-2006,ASTM A333-2005,BS 1387,BS EN10025,BS EN10219,DIN 1626,DIN 1629/3,DIN 1629/4,DIN 17175,GB/T 14976-2002,JIS G3446-2004,JIS G3452-2004,JIS G3457-2005,API,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
2 Transactions for US $20,000+
24h-48h Average Response Time
75.1% Response Rate

Carbon Structural Steel Square Tube Q235

40 Tons (Min. Order)
US $467.74-588.7 / Ton (FOB Price)
Outer Diameter: 10mm-200mm
Thickness: 4 - 40 mm
Grade: 15NiCuMoNb5,16Mn,1Cr13Mn9Ni1N,Cr17Ni8,15Mo3,16Mo,16mo3,Q195,Q215,Q235,Q345,STPA22,STPA23,STPA24,STPA25,CrNi alloy,Mo,Q195-Q345,STPA22-STPA26
Standard: GB/T 13793-1992,GB/T 14291-2006,GB/T 17396-1998,GB/T 3087,GB/T 3089-1982,GB/T 3090-2000,GB/T 3091-2001,GB/T 3093-2002,GB/T 3094-2000,GB/T 5312-1999,GB/T 8162-1999,GB/T 8163-1999,GB/T 9711.2-1999,GB/T 9711.3-2005,GB/T8162,GB
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
24h-48h Average Response Time
91.0% Response Rate

Top level manufacturer Q235 square tube 100x100

5 Tons (Min. Order)
US $500-600 / Ton (FOB Price)
Outer Diameter: 100mm*100mm
Thickness: 2 - 30 mm
Grade: Q195,Q215,Q235,Q345,Q195-Q345
Standard: GB/T 3094-2000,GB,GB/T 3094-2012
Application: Structure Pipe,fence,Structure pipe,Fluid Pipe,water,conduit pipe,scaffolding
Technique: Cold Rolled
China (Mainland) Contact Details
48h-72h Average Response Time

Galvanized square tube Q235 Q195

22 Tons (Min. Order)
US $380-440 / Ton (FOB Price)
Outer Diameter: 20-250mm
Thickness: 0.5 - 10 mm
Grade: 20#,45#,10Cr9Mo1VNb,16Mn,A106(B,C),A53(A,B),Q195,Q215,Q235,Q345,St37,St37-2,St52,St52.4,10#-45#,A53-A369,Q195-Q345,ST35-ST52
Standard: ASTM A1020-2002,ASTM A252-1998,DIN EN 10208-1-1998,GB 18248-2000,GB 5130,GB 9948-2006,GB/T 3091-2001,JIS G3429,ASTM,DIN,GB,JIS
Application: Oil Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
>72h Average Response Time

High quality Q235 square structure tube

10 Tons (Min. Order)
US $500-650 / Ton (FOB Price)
Outer Diameter: 15*15-1000*1000mm
Thickness: 0.5 - 20 mm
Grade: 10#,20#,45#,A53(A,B),A106(B,C),St37,St52,St42,ST37.4,STB35,STB42,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,STB35-STB42,Q195-Q345
Standard: BS 1387,BS 4568,BS EN 39,JIS G3459,JIS G3466,GB 3087-1999,GB/T 3091-2001,GB/T3901,GB/T 3087,DIN 2391,ASTM A106-2006,ASTM A53-2007,ANSI A210-1996,ASTM A53M-2007,API 5L,BS,JIS,GB,DIN,ASTM,API
Application: manufacturing, construction industry , etc
Technique: ERW
China (Mainland) Contact Details
>72h Average Response Time
27.3% Response Rate

Q235 square tube, steel pipe prices buy from china

10 Metric Tons (Min. Order)
US $450-500 / Metric Ton (FOB Price)
Thickness: 0.5 - 20 mm
Grade: Q195,Q215,Q235,Q195-Q345
Standard: ASTM A53M-2007,BS 1387,GB/T 13793-1992,ASTM,BS,GB
Application: Structure Pipe,handle railings.fence tube,shelves
Technique: Hot Rolled
Section Shape: Square
China (Mainland) Contact Details
1 Transaction for US $70,000+
>72h Average Response Time
58.9% Response Rate

Q235 Square Tube

20 Metric Tons (Min. Order)
Outer Diameter: 10-500mm
Thickness: 0.8 - 25 mm
Grade: 10#,45#,Q345,Q195,10#-45#,Q195-Q345
Standard: JIS G3101,GB/T 13793-1992,JIS,GB
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
>72h Average Response Time
53.8% Response Rate

High demand q235 100x100 square tube

1 Metric Ton (Min. Order)
US $300-600 / Metric Ton (FOB Price)
Outer Diameter: 10*10-600*600mm
Thickness: 1 - 20 mm
Grade: 10#,20#,45#,16Mn,A106(B,C),A53(A,B),Q195,Q215,Q235,Q345,10#-45#,A53-A369,Q195-Q345
Standard: ASTM A106-2006,ASTM A213-2001,ASTM A53-2007,BS 1139,BS 1387,BS EN10217,JIS G3466,ASTM,BS,JIS
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
1 Transaction for US $20,000+
>72h Average Response Time

Q235 square tube 100x100,carbon steel square pipe,erw square tube for water transport

1 Ton (Min. Order)
US $600-1000 / Ton (FOB Price)
Outer Diameter: 10-1000,10*10-600*600mm
Thickness: 0.5 - 20 mm
Grade: 20#,45#,10Cr9Mo1VNb,16Mn,A106(B,C),A269,A333 Gr6,A53(A,B),API J55,API L80,Q195,Q215,Q235,ST35,St35.4,10#-45#,A53-A369,API J55-API P110,Q195-Q345,ST35-ST52,Q195, Q215,Q235,Q390, ss400, 20# st52.3, 304, 201, 316,321
Standard: API 5CT,API 5L,ASTM A333-2005,ASTM A53-2007,BS EN10025,DIN 1626,DIN 17175,GB/T 3091-2001,JIS G3459-2004,JIS G3466,API,ASTM,BS,DIN,GB,JIS
Application: Oil Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
24h-48h Average Response Time
85.5% Response Rate

galvanized steel square pipe and square tube q235

1 Metric Ton (Min. Order)
US $800-850 / Metric Ton (FOB Price)
Outer Diameter: 10x10mm~100x100mm
Thickness: 5 - 20 mm
Application: Structure Pipe
Technique: Cold Drawn,cold drawn
Section Shape: Square
Secondary Or Not: Non-secondary
China (Mainland) Contact Details
9 Transactions for US $260,000+
<24 hours Average Response Time
89.5% Response Rate

Stainless Steel Square Tube/Q235 Black Welded Square Pipe

11 Tons (Min. Order)
US $720-840 / Ton (FOB Price)
Outer Diameter: 15mm-400mm
Thickness: 0.6 - 12 mm
Grade: 20#,10CrMo910,09Mn2V,15NiCuMoNb5,16Mo,API J55,API N80,St52,STBA22,STPG42,Q235,Q345,1Cr13Mn9Ni1N,10#-45#,Cr-Mo alloy,Mn-V alloy,Mo,API J55-API P110,ST35-ST52,STBA20-STBA26,Q195-Q345,CrNi alloy
Standard: JIS G3452-2004,JIS G3457-2005,JIS G3469-2002,JIS STPG370,GB/T 3639-2000,GB 18248-2000,GB/T 12770-2002,GB/T 5312-1999,ASTM A234-2007,ASTM A333-2005,ASTM A358-2005,JIS,GB,ASTM
Application: Structure Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
>72h Average Response Time

Hot rolled /cold rolled /ERW ms hollow q235 erw square tubes

10 Tons (Min. Order)
US $3-200 / Piece (FOB Price)
Outer Diameter: 10x10mm~500x500mm
Thickness: 06 - 25 mm
Grade: 10#,20#,45#,Q235,Q345,Q195,10#-45#,Q195-Q345
Standard: JIS G3444-2006,ASTM A53M-2007,ASTM A450-1996,API 5CT,JIS,ASTM,API,JIS G3444:2006
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
<24 hours Average Response Time
94.2% Response Rate

China Made Q235 Carbon Square Tube/Q195 square pipe

1 Ton (Min. Order)
US $675.8-715.6 / Ton (FOB Price)
Outer Diameter: 15*15mm-1000*1000mm
Thickness: 0.45 - 30 mm
Grade: 10#,20#,10MoWVNb,15NiCuMoNb5,A53(A,B),API J55,API K55,API L80,API N80,09Mn2V,Q215,Q235,Q345,STPA23,STPG42,10#-45#,A53-A369,API J55-API P110,Mn-V alloy,Q195-Q345,STPA22-STPA26
Standard: API 5CT,API 5DP,API 5L,ASTM A106-2006,ASTM A358-2005,BS 6323,BS EN 39,DIN 17175,DIN EN 10208-1-1998,DIN EN 10216-1-2004,DIN EN 10217-1-2005,GB/T 3094-2000,JIS G3452-2004,JIS G3463-2006,JIS G3471-1977,API,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
24h-48h Average Response Time
85.3% Response Rate

Large quantity square tube/Q235 SS400 square pipe

25 Metric Tons (Min. Order)
US $300-400 / Metric Ton (FOB Price)
Outer Diameter: 20*20-500*500mm of square tube
Thickness: 2 - 18 mm,1.5-20mm
Grade: 20#,45#,Q235,Q345,10#-45#,Q195-Q345
Standard: ANSI A210-1996,GB 18248-2000,JIS G3429,ASTM,GB,JIS
Application: Structure Pipe
Technique: Hot Rolled
Tags: Square Tube
China (Mainland) Contact Details
<24 hours Average Response Time
89.5% Response Rate

Q235 Welded Square Tube,ms square steel pipe for table

2 Tons (Min. Order)
US $600-700 / Ton (FOB Price)
Thickness: 0.4 - 27 mm
Grade: 10#,20#,A106(B,C),A53(A,B),Q195,Q215,Q235,Q345,St35.8,St37,St37-2,St52,10#-45#,A53-A369,Q195-Q345,ST35-ST52
Standard: ASTM A106-2006,ASTM A213-2001,ASTM A53-2007,BS 1387,BS 4568,GB/T 3091-2001,ASTM,BS,GB
Application: Structure Pipe
Technique: ERW
Section Shape: Square
China (Mainland) Contact Details
6 Transactions for US $210,000+
48h-72h Average Response Time
61.8% Response Rate

Black Square Steel Tube Q235 from manufactory with cheap price

30 Metric Tons (Min. Order)
Outer Diameter: verious
Thickness: 6 - 25 mm
Grade: 10#,20#,45#,15Mo3,16Mo,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
Application: Structure Pipe
Application:: Structure Pipe
China (Mainland) Contact Details
>72h Average Response Time

square steel tube q235 q345

10 Metric Tons (Min. Order)
US $650-750 / Metric Ton (FOB Price)
Outer Diameter: 10X10-600X600mm
Thickness: 0.5 - 25 mm
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 EN 39,JIS G3466,GB/T 3091-2001,DIN EN 10216-1-2004,DIN EN 10217-1-2005,DIN 2444,ASTM A213-2001,ASTM A53-2007,BS,JIS,GB,DIN,ASTM,DIN 2440, ASTM A53, BS4568, GB/T3091,
Application: Structure Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
6 Transactions for US $90,000+
>72h Average Response Time
46.4% Response Rate

Tianjin Zinc Coated Constructional ERW Q235 Square Steel Tube

10 Metric Tons (Min. Order)
US $500-950 / Metric Ton (FOB Price)
Outer Diameter: 19 - 319 mm
Thickness: 0.5 - 30 mm
Grade: 10#,20#,45#,16Mn,Q195,Q215,Q235,Q345,10#-45#,Q195-Q345
Standard: API 5L,ASTM A252-1998,BS 1387,GB/T 3091-2001,JIS G3468-2004,API,ASTM,BS,GB,JIS
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
<24 hours Average Response Time
94.5% Response Rate

Hot dipped galvanized carbon steel square tube Q235

1 Metric Ton (Min. Order)
US $620-790 / Metric Ton (FOB Price)
Outer Diameter: 20*20-600*600
Thickness: 0.7 - 20 mm
Grade: 10#,20#,45#,10CrMo910,12Cr2Mo,10Cr9Mo1VNb,A335 P11,A179-C,A333 Gr6,API J55,API K55,API P110,Q235,Q345,Q195,10#-45#,Cr-Mo alloy,A53-A369,API J55-API P110,Q195-Q345,10#-45#, 16Mn, A53-A369, API J55-API P110, ST35-ST52, Q195-Q345
Standard: BS 6323,BS 6363,JIS G3456-2004,JIS G3460-2006,JIS G3465-2006,GB 6479-2000,GB/T 14976-2002,DIN EN 10208-1-1998,DIN EN 10217-1-2005,ASTM A106-2006,ASTM A210-1996,ASTM A789-2001,API 5CT,API 5L,API 5DP,BS,JIS,GB,DIN,ASTM,API
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
2 Transactions for US $40,000+
48h-72h Average Response Time
53.4% Response Rate

Q235 square tube 40x40

1 Ton (Min. Order)
US $260-670 / Ton (FOB Price)
Outer Diameter: 10*10-800*800mm
Thickness: 1 - 25 mm
Grade: 10#,20#,45#,16Mn,A53(A,B),A106(B,C),St37,St52,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345
Standard: BS 1387,BS 4568,JIS G3444-2006,JIS G3446-2004,GB/T 3094-2000,DIN EN 10216-1-2004,DIN 2444,ASTM A106-2006,ASTM A53-2007,BS,JIS,GB,DIN,ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
24h-48h Average Response Time
77.6% Response Rate

Black iron shelf q235 square steel tube/rectangle pipe

10 Tons (Min. Order)
US $500-650 / Ton (FOB Price)
Outer Diameter: 10mm*10mm-500mm*500mm
Thickness: 0.6 - 25 mm,0.6mm-25mm
Grade: 10#,20#,A53(A,B),Q195,Q215,Q235,St35.8,St37-2,10#-45#,A53-A369,Q195-Q345,ST35-ST52
Standard: BS EN10217,BS EN10219,JIS G3466,BS,JIS,GB 6725,ASTM A500/JIS G3466/DIN EN10219
Application: Structure Pipe; Agriculture Equipment; Fluid Transport; Gas Pipe,etc
Technique: ERW
China (Mainland) Contact Details
>72h Average Response Time

galvanized square tube Q235

5 Tons (Min. Order)
US $600-800 / Ton (FOB Price)
Outer Diameter: 20*40--200*400
Thickness: 1.2 - 14 mm
Grade: A53(A,B),St37,Q235,Q195,A53-A369,ST35-ST52,Q195-Q345
Standard: BS 1387,ASTM A53-2007,BS,ASTM,ASTM&BS1387
Application: Structure Pipe
Technique: Hot Rolled,Welded
China (Mainland) Contact Details
<24 hours Average Response Time

Q235 MS square tube weight, weight of MS square tubes

5 Tons (Min. Order)
US $440-800 / Ton (FOB Price)
Outer Diameter: 20*20mm - 500*500mm
Thickness: 1 - 20 mm
Grade: 10#,20#,45#,A106(B,C),A53(A,B),Q195,Q235,Q345,ST35,St37-2,10#-45#,A53-A369,Q195-Q345,ST35-ST52,Q195 Q235 Q345 MS square tube
Standard: ASTM A106-2006,ASTM A213-2001,ASTM A312M-2007,ASTM A333-2005,ASTM A335M-2006,ASTM A53-2007,GB 6479-2000,GB/T 3087,GB/T 8713,GB/T8162,GB/T8163,ASTM,GB
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
48h-72h Average Response Time
66.7% Response Rate

Manufacture Supply Q235 Galvanized Square Tube

50 Tons (Min. Order)
US $400-500 / Ton (FOB Price)
Outer Diameter: 20*20-600*600mm
Thickness: 0.3 - 30 mm,0.8-30mm
Grade: 10#,20#,45#,10#-45#,Q195-Q345
Standard: ANSI A213M-2001,GB/T 12770-2002,GB/T 14975-2002,JIS G3466,ASTM,GB,JIS, BS, GB, ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
48h-72h Average Response Time
73.0% Response Rate

best performance q235 square steel tube

25 Tons (Min. Order)
US $500-800 / Ton (FOB Price)
Thickness: 0.5 - 60 mm
Grade: A53(A,B),St37,St37-2,Q235,Q345,Q195,A53-A369,ST35-ST52,Q195-Q345
Standard: BS 1387,BS EN10296,BS EN10025,BS EN10219,BS EN10217,JIS G3444-2006,JIS G3441,GB 3087-1999,GB 13296-2007,GB 18248-2000,DIN EN 10217-1-2005,DIN 2448,DIN EN 10025,ASTM A106-2006,ASTM A53-2007,BS,JIS,GB,DIN,ASTM
Application: Boiler pipe,Fluid pipe,oxygen lance,hydraulic pipe,structure pipe etc.
Technique: ERW
Section Shape: Round, Square, Rectangular, Oval
China (Mainland) Contact Details
24h-48h Average Response Time

GB/T 6728 welded galvanized square tube Q235

25 Tons (Min. Order)
Thickness: 1.0 - 7.25 mm
Grade: Q235,Q345,Q195,Q215,Q195-Q345
standard: GB/T 6728-2002
Application: Structure Pipe
Technique: ERW
Section Shape: Square
Verified Supplier - Tianjin Ruitong Steel Co., Ltd.
China (Mainland) Contact Details
>72h Average Response Time

2015 hot sale pre galvanized steel tube / Q235 galvanized square tube with holes

5 Tons (Min. Order)
US $425-600 / Ton (FOB Price)
Outer Diameter: 45 * 45 - 650 * 650 mm
Thickness: 0.5 - 20 mm
Grade: 10#,20#,45#,10MoWVNb,16Mn,A213,A53(A,B),12Cr2Mo,15MnV,Q195,Q215,Q235,Q345,10#-45#,A53-A369,Cr-Mo alloy,Mn-V alloy,Q195-Q345
Standard: API 5L,ASTM A312-2001,BS 1387,DIN EN 10025,GB/T 8713,GB/T3639,JIS G3429,JIS STPG380,API,ASTM,BS,DIN,GB,JIS,ASTM A312 A53 q195 - q345 15Mnv
Application: Structure Pipe,structure pipe, fluid pipe,transportation,building material,oil, etc.,
Technique: ERW,ERW API pipe
China (Mainland) Contact Details
>72h Average Response Time
53.3% Response Rate

STEEL BOX SECTION Q345 Q235 STEEL SQUARE TUBES

10 Tons (Min. Order)
US $620-690 / Ton (FOB Price)
Outer Diameter: 15*15mm-500*500mm
Thickness: 1.0 - 15 mm
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/T 9711.3-2005,GB/T3901,ASTM A53-2007,ASTM A671-2006,ASTM A252-1998,ASTM A450-1996,ASME B36.10M-2004,ASTM A523-1996,BS,GB,ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
<24 hours Average Response Time
92.5% Response Rate

black Q235 square tube/shs tube with oil/factory in china

2 Tonnes (Min. Order)
US $460-510 / Ton (FOB Price)
Outer Diameter: 15*15*400*400
Thickness: 0.34 - 17.75 mm
Grade: Q195,Q235,Q345,Q195-Q345
Standard: GB/T3901,GB
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
48h-72h Average Response Time

Manufacturer preferential supply square hollow tube Q235

20 Tons (Min. Order)
US $500-1500 / Ton (FOB Price)
Thickness: 2 - 80 mm
Grade: 10#,20#,45#,16Mn,A106(B,C),A210,A53(A,B),12CrMo,12CrMo195,13CrMo44,15CrMo,St35.8,St37,St52,ST54,10#-45#,A53-A369,Cr-Mo alloy,ST35-ST52
Standard: ASTM A106-2006,ASTM A210-1996,ASTM A53-2007,GB 3087-1999,GB 5310-1995,GB 9948-2006,GB/T 5312-1999,GB/T 8162-1999,GB/T 8163-1999,JIS G3452-2004,JIS G3454-2007,JIS G3455-2005,JIS G3456-2004,JIS G3461-2005,JIS G3463-2006,ASTM,GB,JIS
Application: Fluid Pipe
Technique: Cold Drawn
Section Shape: square
China (Mainland) Contact Details
>72h Average Response Time
15.6% Response Rate
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