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building materialTianjin Manufacturer Black Annealing Tube Price/Square/Oval/Round welded/seamless carbon steel pipe/black steel

US $400-700 / Metric Ton ( FOB Price)
10 Metric Tons (Min. Order)
Place of Origin: CN;TIA
Grade: 10#;20#;45#;16Mn;Q195;Q215;Q235;Q345;10#-45#;16Mn;Q195-Q345
Thickness: 0.6 - 5 mm
Secondary Or Not: Non-secondary
Technique: ERW
Application: Structure Pipe
China (Mainland) Contact Details
<24h Average Response Time
94.3% Response Rate

galvanized square steel pipe,seamless galvanized square tube Q195/DX51D/Q235

US $550-568 / Ton ( FOB Price)
2 Tonnes (Min. Order)
Place of Origin: CN;TIA
Grade: Q195;Q235;Q345;Q195-Q345
Thickness: 0.53 - 2.3 mm
Secondary Or Not: Non-secondary
Technique: ERW
Application: Structure Pipe
China (Mainland) Contact Details
48h-72h Average Response Time

DIN EN 10219 seamless square steel tube

US $500-750 / Ton ( FOB Price)
5 Tons (Min. Order)
Place of Origin: CN;TIA
Grade: 10#;20#;16Mn;A106(B,C);A53(A,B);Q345;St37;10#-45#;16Mn;A53-A369;Q195-Q345;ST35-ST52
Thickness: 5 - 40 mm
Secondary Or Not: Non-secondary
Technique: Cold Drawn
Standard: GB/T 3094-2000;GB;DIN EN 10219, STM A500, GB/T394-2000, GB/T6728-2002
China (Mainland) Contact Details
2 Transactions for US $20,000+
24h-48h Average Response Time
75.3% Response Rate

Mild Seamless Square Steel Tube

US $430-750 / Ton ( FOB Price)
5 Tons (Min. Order)
Place of Origin: CN;SHN
Grade: 20#;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: Cold Rolled
Application: Structure Pipe
China (Mainland) Contact Details
>72h Average Response Time
50.6% Response Rate

Cold Drawn Square Seamless Steel Tube

5 Metric Tons (Min. Order)
Place of Origin: CN;ZHE
Grade: 10#;20#;45#;10#-45#
Thickness: 1 - 8 mm
Secondary Or Not: Non-secondary
Technique: Cold Drawn;Seamless
Standard: GB/T3639;GB
Verified Supplier - Anji Pengda Steel Pipe Co., Ltd.
China (Mainland) Contact Details
>72h Average Response Time

SQUARE STEEL TUBE COLD DRAWN SEAMLESS

US $470-700 / Ton ( FOB Price)
5 Tons (Min. Order)
Outer Diameter: 20mmx20mm ----800mmx800mm
Thickness: 2.0 - 35.0 mm
Grade: 20#,16Mn,Q195,Q215,Q235,Q345,St37,St37-2,St52,St52.4,10#-45#,Q195-Q345,ST35-ST52
Standard: ASTM A106-2006,BS EN10025,BS EN10219,DIN EN 10216-1-2004,DIN EN 10217-1-2005,GB/T 3094-2000,JIS G3466,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
>72h Average Response Time
50.6% Response Rate

ASTM A53-A Cold Drawn Seamless Square Steel Tube/ Square Steel Pipe

US $600-1100 / Ton ( FOB Price)
10 Tons (Min. Order)
Outer Diameter: 21 - 219 mm
Thickness: 0.45 - 12 mm
Grade: 10#,20#,45#,16Mn,A53(A,B),A106(B,C),A135-A,St52,St42,St35.8,St37-2,ST35,Q235,Q195,Q215,10#-45#,A53-A369,ST35-ST52,Q195-Q345
Standard: GB/T 8163-1999,GB/T8162,GB 5130,GB/T5310,DIN 1626,DIN 1629/3,DIN EN 10216-1-2004,DIN 17175,DIN EN 10025,ASTM A106-2006,ASTM A53-2007,ASTM A210-1996,ASTM A179-1990,API 5CT,API 5L,GB,DIN,ASTM,API
Application: mechanical manufacture, construction
Technique: Cold Drawn
China (Mainland) Contact Details
>72h Average Response Time

Welded Seamless Steel Square Pipe/Rectangular Steel Tube

US $800-1300 / Ton ( FOB Price)
5 Tons (Min. Order)
Outer Diameter: 6-120mm
Thickness: 0.6 - 19 mm
Grade: 10#,20#,45#,16Mn,St37,St35.8,Q235,Q345,Q195,Q215,10#-45#,ST35-ST52,Q195-Q345
Standard: JIS G3441,GB/T8162,GB/T8163,DIN 2391,ASTM A106-2006,ASTM A53-2007,JIS,GB,DIN,ASTM,GB/T 3094, ASTM , JIS, DIN
Application: Structure Pipe
Technique: Cold Drawn
China (Mainland) Contact Details
>72h Average Response Time

square steel pipe good quality zinc coat seamless square tube galvanized

US $530-670 / Ton ( FOB Price)
1 Ton (Min. Order)
Outer Diameter: 10mm-300mm
Thickness: 0.6 - 15 mm
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
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
<24h Average Response Time

Seamless rectangular tube/Seamless steel square tube

US $600-800 / Ton ( FOB Price)
20 Tons (Min. Order)
Outer Diameter: 20-130
Thickness: 0.5 - 30 mm
Grade: 20#,45#,A53(A,B),A106(B,C),A269,A312,A333,St37,St52,St42,STB42,Q235,Q345,Q195,Q215,10#-45#,A53-A369,ST35-ST52,STB35-STB42,Q195-Q345
Standard: BS 1387,BS 4568,JIS G3463-2006,GB/T 3091-2001,DIN 1626,DIN 1629/3,DIN EN 10216-1-2004,DIN 2444,ASTM A106-2006,ASTM A312-2001,ASTM A53-2007,ASTM A312-2007,ASME B36.10M-2004,ASME B36.19M-1985,BS,JIS,GB,DIN,ASTM
Application: Structure pipe,Fluid Pipe,water,conduit pipe,scaffolding, structure
Technique: Cold Rolled
China (Mainland) Contact Details
<24h Average Response Time
96.8% Response Rate

seamless square steel tube

US $500-1000 / Metric Ton ( FOB Price)
0.5 Tons (Min. Order)
Outer Diameter: 10mm*10mm~500mm*500mm
Thickness: 0.1 - 50 mm
Grade: 10#,20#,16Mn,A106(B,C),A178-C,A179-C,A192,A210,A213,A335 P5,A53(A,B),12Cr2Mo,Q195,Q235,Q345,10#-45#,A53-A369,Cr-Mo alloy,Q195-Q345
Standard: API 5L,ANSI B36.10M-2004,ASTM A106-2006,ASTM A179-1990,ASTM A210-1996,ASTM A213-2001,ASTM A335M-2006,ASTM A53-2007,ASTM A53M-2007,GB 3087-1999,GB 5310-1995,GB 6479-2000,GB 9948-2006,GB/T 8162-1999,API,ASTM,GB
Application: fluid pipe,boiler,dirll,hydraulic,gas,oil,chemical fertilizer,structur
Technique: ERW
China (Mainland) Contact Details
12 Transactions for US $100,000+
48h-72h Average Response Time
66.5% Response Rate

seam&seamless carbon steel ms square steel tube

US $450-700 / Ton ( FOB Price)
1 Ton (Min. Order)
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
67.8% Response Rate

Steel Rectangular and Square Tube, S355 Seamless Rectangular Steel Tube ASTM A513 Seamless Square Tube

US $600-1000 / Ton ( FOB Price)
10 Tons (Min. Order)
Outer Diameter: 20*20-600*600mm
Thickness: 4 - 60 mm
Grade: 10#,20#,45#,15Mo3,Q235,Q345,Q215,10#-45#,Mo,Q195-Q345
Standard: JIS G3465-2006,GB/T 9711.2-1999,DIN EN 10216-1-2004,ASTM A450-1996,API 5CT,JIS,GB,DIN,ASTM,API
Technique: Hot Rolled
Section Shape: Square
China (Mainland) Contact Details
2 Transactions for US $20,000+
24h-48h Average Response Time
75.3% Response Rate

Supplier of carbon steel square tube/Manufacturer cold drawn seamless square tubes/High quality steel square pipe

1 Metric Ton (Min. Order)
Outer Diameter: 6*6mm-500*500mm
Thickness: 0.2 - 30 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,ASTM,BS
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
1 Transaction for US $10,000+
>72h Average Response Time
37.4% Response Rate

seamless square steel tube

US $800-900 / Metric Ton ( FOB Price)
25 Metric Tons (Min. Order)
Outer Diameter: 20*20mm-400*400mm
Thickness: 1.0 - 12 mm,1.0-12mm
Grade: Q195,Q215,Q235,Q345,Q195-Q345,Q195 Q215 Q235 Q275 Q345
Standard: ASTM A53-2007,BS 1139,BS 1387,BS EN 10297,BS EN 39,BS EN10217,BS EN10219,GB/T 13793-1992,GB/T 3091-2001,ASTM,BS,GB,ASTM BS GB DIN
Application: Structure Pipe
Technique: Cold Rolled
Verified Supplier - Sino Metal Material Co., Ltd.
China (Mainland) Contact Details
<24h Average Response Time
83.6% Response Rate

High quality cold bend seamless carbon steel square tube/Manufacturer square tube 8mm/Square tube product in Tianjin

US $500-850 / Ton ( FOB Price)
5 Tons (Min. Order)
Outer Diameter: 2-8 mm,15*15~400*400,16mm*16mm-400m*400mm
Thickness: 1 - 40 mm
Grade: 10#,20#,45#,A192,A199,A200,API J55,Q195,Q215,Q235,Q345,ST35,STBA20,STPA22,10#-45#,A53-A369,API J55-API P110,Q195-Q345,ST35-ST52,STBA20-STBA26,STPA22-STPA26
Standard: API 5CT,API 5DP,API 5L,ASTM A1020-2002,ASTM A179-1990,ASTM A199,ASTM A213-2001,ASTM A254-1997,BS 1139,BS 1387,DIN 1626,DIN 1629/3,GB 13296-2007,GB 18248-2000,JIS C8305-1999,API,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
48h-72h Average Response Time

Galvanized square pipe /Seamless rectangular tubes/ square steel pipe

US $600-750 / Ton ( FOB Price)
10 Tons (Min. Order)
Outer Diameter: 20*20-600*600
Thickness: 1.0 - 35 mm
Grade: 20#,API K55,16Mo,Q195,Q215,Q235,Q345,St35.4,ST37.4,St52,STB35,STB42,10#-45#,API J55-API P110,Mo,Q195-Q345,ST35-ST52,STB35-STB42
Standard: ANSI A312-2001,ANSI B36.10M-2004,BS 1387,DIN 1629/4,ASTM,BS,DIN
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
<24h Average Response Time

Supplier of carbon steel square tube/Manufacturer cold drawn seamless square tubes/High quality steel square pipe

US $800-1000 / Ton ( FOB Price)
10 Tons (Min. Order)
Outer Diameter: 8*8mm-600*600mm
Thickness: 0.4 - 13 mm
Grade: 10#,16Mn,16Mo,10#-45#,Mo
Standard: ASTM A106-2006,BS EN10025,ASTM,BS
Application: Structure Pipe
Technique: ERW
Verified Supplier - Tianjin JMS Steel Co., Ltd.
China (Mainland) Contact Details
5 Transactions for US $530,000+
>72h Average Response Time
61.0% Response Rate

Material 20Cr Square Rectangular Hollow Seamless Steel Tube

US $600-900 / Ton ( FOB Price)
5 Tons (Min. Order)
Outer Diameter: 20*20-600*600mm*mm
Thickness: 1 - 35 mm
Grade: 15CrMo,15CrMoG,16Mn,A53(A,B),A106(B,C),A179-C,A335 P1,A213,A315,A178-C,A135-A,St45,St45-4,ST35,ST37.4,Cr-Mo alloy,A53-A369,ST35-ST52
Standard: BS 1387,BS 1139,BS EN10025,JIS G3445-2006,JIS G3456-2004,DIN 1626,DIN 1629/3,DIN EN 10217-1-2005,DIN 17175,ASTM A106-2006,ASTM A53-2007,ASTM A210-1996,ANSI A210-1996,ASTM A335-2006,ASTM A179-1990,BS,JIS,DIN,ASTM
Application: Decoration, Construction
Technique: Cold Rolled
China (Mainland) Contact Details
2 Transactions for US $40,000+
>72h Average Response Time
27.3% Response Rate

Seamless Galvanized Steel square tube

US $480-560 / Ton ( FOB Price)
25 Tons (Min. Order)
Outer Diameter: 20-219mm
Thickness: 0.5 - 10 mm
Grade: 10#,20#,45#,16Mn,A106(B,C),A53(A,B),API J55,API K55,API N80,Q195,Q235,Q345,St37,St37-2,St52,10#-45#,A53-A369,API J55-API P110,Q195-Q345,ST35-ST52
Standard: API 5CT,API 5L,ASTM A106-2006,ASTM A53-2007,DIN 1629/4,GB 5310-1995,GB/T 3090-2000,JIS G3446-2004,API,ASTM,DIN,GB,JIS
Application: Structure Pipe
Technique: ERW
Verified Supplier - Jinan Sino Steel Co., Ltd.
China (Mainland) Contact Details
<24h Average Response Time
79.2% Response Rate

seamless square steel tube import from china

US $500-650 / Ton ( FOB Price)
5 Tons (Min. Order)
Outer Diameter: 15-1000mm
Thickness: 0.6 - 30 mm
Grade: 10#,20#,45#,Q195,Q215,Q235,Q345,10#-45#,Q195-Q345
Standard: ASTM A106-2006,ASTM A53-2007,BS 1387,BS EN10217,BS EN10219,DIN EN 10217-1-2005,GB/T 3094-2000,JIS G3452-2004,ASTM,BS,DIN,GB,JIS
Application: manufacturer, steel structure etc
Technique: Hot Rolled
Verified Supplier - Tangshan Huatuo Trading Co., Ltd.
China (Mainland) Contact Details
24h-48h Average Response Time
77.3% Response Rate

Seamless Square Pipe/Square Tube / Steel Pipe For Construction Material

US $450-700 / Ton ( FOB Price)
1 Ton (Min. Order)
Outer Diameter: 20-400mm
Thickness: 1.0 - 16 mm
Grade: 10#,20#,45#,Q195,Q215,Q235,Q345,10#-45#,Q195-Q345
Standard: ASTM A1020-2002,ASTM A106-2006,ASTM A523-1996,ASTM A53-2007,ASTM A671-2006,ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
<24h Average Response Time
92.5% Response Rate

Steel seamless tube / square tube steel china manufacturer

US $450-950 / Metric Ton ( FOB Price)
1 Metric Ton (Min. Order)
Outer Diameter: 10*10-1000*1000
Thickness: 10 - 100 mm
Grade: 20#,45#,16Mn,A106(B,C),A179-C,A53(A,B),API J55,12CrMo,15CrMo,15Mo3,Q235,Q345,St37,St37-2,St52,10#-45#,A53-A369,API J55-API P110,Cr-Mo alloy,Mo,Q195-Q345,ST35-ST52,20#,16Mn,A53(A,B),A106(B,C)
Standard: API 5CT,ASTM A1020-2002,ASTM A106-2006,ASTM A179-1990,ASTM A53-2007,BS 1387,BS EN10219,DIN 17175,DIN 2391,DIN EN 10025,GB 3087-1999,GB 5310-1995,GB/T 8162-1999,GB/T 8163-1999,JIS G3462-2004,API,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
14 Transactions for US $880,000+
24h-48h Average Response Time
92.2% Response Rate

seamless square steel pipes/tubes

US $500-700 / Ton ( FOB Price)
30 Tons (Min. Order)
Outer Diameter: 30*30-500*500mm
Thickness: 2 - 25 mm
Grade: 10#,20#,45#,16Mn,Q195,Q215,Q235,Q345,STBA20,10#-45#,Q195-Q345,STBA20-STBA26
Standard: API 5CT,API 5DP,API 5L,ANSI A182-2001,ANSI A312-2001,ASME B36.19M-1985,BS 1139,BS 4568,BS EN 39,DIN 1626,DIN 17175,GB 13296-2007,GB 5310-1995,GB/T 12771-2000,JIS C8305-1999,API,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: Hot Rolled
Verified Supplier - Laiwu Le Ren Trade Co., Ltd.
China (Mainland) Contact Details
>72h Average Response Time
31.2% Response Rate

Q195 seamless carbon steel weld square tube

US $450-500 / Metric Ton ( FOB Price)
10 Metric Tons (Min. Order)
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
59.8% Response Rate

Seamless square steel tube used in machinery

5 Metric Tons (Min. Order)
Outer Diameter: 150*150mm
Thickness: 16 mm
Grade: 16Mn
Standard: GB/T 3094-2000,GB
Application: automobiles
Technique: Cold Rolled
China (Mainland) Contact Details
>72h Average Response Time

Seamless square steel tube

US $550-700 / Ton ( FOB Price)
5 Tons (Min. Order)
Outer Diameter: 15*15-400*400mm
Thickness: 0.5 - 15 mm,0.5-15mm
Grade: 10#,20#,16Mn,A333,A335 P11,A53(A,B),10#-45#,A53-A369,10#, 20#, Q235, Q345, A36, S235JR......
Standard: API 5L,ASME B36.10M-2004,ASTM A199,ASTM A450-1996,ASTM A53M-2007,BS 1139,BS 1387,BS EN 39,DIN 2444,GB 6479-2000,JIS G3429,API,ASTM,BS,DIN,GB,JIS,ASTM, AISI, BS, DIN, GB
Application: structure, chemical, eclectrical....
Technique: Hot Rolled
China (Mainland) Contact Details
1 Transaction for US $20,000+
>72h Average Response Time

ERW/Seamless Large Diameter Square Steel Tubes and Pipes

US $650-1000 / Metric Ton ( FOB Price)
15 Metric Tons (Min. Order)
Outer Diameter: 10*10~~600*600
Thickness: 0.5 - 16 mm
Grade: 10#,20#,45#,16Mn,A335 P1,A53(A,B),Q195,Q215,Q235,Q345,St37,St37-2,10#-45#,A53-A369,Q195-Q345,ST35-ST52
Standard: API 5L,ANSI A213M-2001,ASTM A106-2006,ASTM A335-2006,ASTM A53-2007,BS EN10025,DIN EN 10025,GB 6479-2000,GB/T 14975-2002,GB/T 3094-2000,GB/T5310,GB/T8162,JIS G3466,JIS G3467-2006,API,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
24 Transactions for US $820,000+
<24h Average Response Time
90.5% Response Rate

Third party inspected square seamless carbon steel tube with competitive advantages

US $600-700 / Metric Ton ( FOB Price)
5 Metric Tons (Min. Order)
Outer Diameter: 14x14~500x500mm
Thickness: 0.5 - 14 mm
Grade: 16Mn,A106(B,C),A192,A213,A214,A335 P1,A335 P11,A335 P9,Q195,Q215,Q235,Q345,St35.8,St37,St52,A53-A369,Q195-Q345,ST35-ST52
Standard: API 5CT,API 5L,ANSI A213-2001,ANSI B36.10M-2004,ASTM A53M-2007,BS EN10025,BS EN10217,BS EN10219,DIN 17175,DIN EN 10216-1-2004,JIS G3441,JIS G3444-2006,API,ASTM,BS,DIN,JIS
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
9 Transactions for US $260,000+
<24h Average Response Time
89.6% Response Rate

black square section shape seamless steel tubes and pipes

US $500-700 / Ton ( FOB Price)
20 Tons (Min. Order)
Outer Diameter: 15*15mm-600*600mm
Thickness: 0.5 - 3.0 mm
Grade: Q235,Q345,Q195,Q215,Q195-Q345
Standard: BS EN10219,BS EN10217,JIS G3466,GB 5310-1995,GB/T 8162-1999,GB/T 3639-2000,GB/T 3091-2001,GB/T 3089-1982,GB/T 3090-2000,GB/T 5312-1999,GB/T 3094-2000,GB/T 14976-2002,GB/T 9711.2-1999,GB/T5310,ASTM A513-2007,BS,JIS,GB,ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
<24h Average Response Time
93.2% Response Rate

Seamless square steel tube( ISO9001:2000)

US $1200-1600 / Ton ( FOB Price)
2 Tons (Min. Order)
Outer Diameter: 12*12-50*50mm
Thickness: 0.5 - 6 mm
Grade: 20#,45#,A53(A,B),A106(B,C),A312,A179-C,A192,St37,St52,St45,St37-2,ST37.4,Q235,Q345,Q195,10#-45#,A53-A369,ST35-ST52,Q195-Q345,A179B, A53B, Q195, Q215, Q235, Q345, A106B, A234B
Standard: BS EN10296,GB 5310-1995,GB 3087-1999,GB/T 8163-1999,GB/T 3639-2000,GB/T3639,DIN 1626,DIN 1629/3,DIN 2391,DIN 17175,ASTM A106-2006,ASTM A213-2001,ASTM A312-2001,ASTM A53-2007,API 5L,BS,JIS,GB,DIN,ASTM,API
Application: Structure Pipe
Technique: Cold Drawn
China (Mainland) Contact Details
3 Transactions for US $10,000+
<24h Average Response Time
96.6% Response Rate

q345b seamless square steel tube

US $500.0-500.0 / Tons ( FOB Price)
2 Tons (Min. Order)
Outer Diameter: 20-400mm
Thickness: 1 - 30 mm
Grade: 10#,20#,45#,16Mn,Q195,Q215,Q235,Q345,St52,10#-45#,Q195-Q345,ST35-ST52
Standard: ANSI A210-1996,ASTM A106-2006,ASTM A179-1990,ASTM A210-1996,ASTM A213-2001,ASTM A53-2007,ASTM A53M-2007,DIN 17175,DIN 2391,JIS G3452-2004,JIS G3454-2007,JIS G3455-2005,ASTM,DIN,JIS
Application: Structure Pipe
Technique: Hot Rolled,Seamless, welded
China (Mainland) Contact Details
48h-72h Average Response Time
69.3% Response Rate

seamless rectangular/square pipes black square pipe/square tube / steel pipe in Stock

US $600-1700 / Ton ( FOB Price)
50 Tons (Min. Order)
Outer Diameter: 10-610mm
Thickness: 2 - 60 mm
Grade: 20#,12CrMo,16mo3,16Mn,A53(A,B),A106(B,C),A179-C,API L80,API P110,St35.4,St52.4,STBA26,Q235,Q195,Q215,10#-45#,Cr-Mo alloy,Mo,A53-A369,API J55-API P110,ST35-ST52,STBA20-STBA26,Q195-Q345,Q195,Q235,Q345,APIJ55,APIK55,APIP110,ST37,ST52
Standard: BS EN10025,BS 4568,JIS G3445-2006,JIS G3444-2006,GB/T 9711.1-1997,GB/T 8713,GB/T9711,DIN 1629/3,DIN 17175,DIN 2448,ASTM A312-2001,ASTM A210-1996,ASTM A179-1990,API 5CT,API 5L,BS,JIS,GB,DIN,ASTM,API,API,JIS,DIN,GB,BS,ASTM
Application: Fluid Pipe
Technique: Cold Rolled
China (Mainland) Contact Details
>72h Average Response Time
13.5% Response Rate

carbon steel tube/seamless steel pipe/black square welded/rectangular Q235 tube

US $500-1000 / Ton ( FOB Price)
20 Tons (Min. Order)
Outer Diameter: 30*30-800*800mm
Thickness: 2.5 - 30 mm
Grade: 20#,16Mn,A106(B,C),A335 P23,A335 P5,A335 P91,A53(A,B),12CrMo,15CrMo,Cr5Mo,Q235,Q345,St35.8,St37-2,10#-45#,A53-A369,Cr-Mo alloy,Q195-Q345,ST35-ST52
Standard: API 5L,ASTM A106-2006,ASTM A333-2005,ASTM A335-2006,ASTM A335M-2006,ASTM A53-2007,ASTM A53M-2007,BS EN10219,DIN 1629/4,DIN 17175,GB/T 3094-2000,JIS G3466,API,ASTM,BS,DIN,GB,JIS
Application: Structure Pipe
Technique: Cold Rolled
Tags: Tube | Pipe | Steel
China (Mainland) Contact Details
>72h Average Response Time
9.1% Response Rate

industry square seamless steel pipes/tubes for construction

US $500-800 / Ton ( FOB Price)
10 Tons (Min. Order)
Outer Diameter: 1/2~24"
Thickness: 2 - 20 mm
Grade: Q235,Q345,Q195-Q345
Standard: ASTM A523-1996,ASTM
Application: Structure Pipe
Technique: Hot Rolled,Seamless
China (Mainland) Contact Details
1 Transaction for US $90,000+
24h-48h Average Response Time
86.0% Response Rate

seamless steel square pipe/tube

US $400-700 / Ton ( FOB Price)
1 Ton (Min. Order)
Outer Diameter: 10*10-600*600
Thickness: 0.5 - 110 mm
Grade: 10#,20#,45#,16Mn,A53(A,B),A106(B,C),A312,Q235,Q345,Q195,Q215,10#-45#,A53-A369,Q195-Q345
Standard: JIS G3444-2006,GB 5310-1995,GB/T8162,GB/T8163,ASTM A106-2006,ASTM A213-2001,ASTM A53-2007,JIS,GB,ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
24h-48h Average Response Time
77.0% Response Rate

perforated square seamless steel tube

US $850-1190 / Ton ( FOB Price)
2 Tons (Min. Order)
Outer Diameter: 50*50
Thickness: 1 - 14 mm
Grade: 10#,20#,15CrMo,35CrMo4,15MnV,16Mn,A53(A,B),A106(B,C),A179-C,St37,St52,STB42,STBA22,Q345,Cr17Ni8,10#-45#,Cr-Mo alloy,Mn-V alloy,A53-A369,ST35-ST52,STB35-STB42,STBA20-STBA26,Q195-Q345,CrNi alloy
Standard: BS 3059-2,JIS G3455-2005,JIS G3445-2006,GB 5310-1995,GB/T 8163-1999,GB/T 8162-1999,GB 9948-2006,GB/T8162,GB/T8163,GB/T 3087,DIN 1630,DIN 2391,DIN 17175,ASTM A106-2006,ASTM A53-2007,BS,JIS,GB,DIN,ASTM,ASTM DIN JIS BS GB
Application: Structure Pipe
Technique: Cold Drawn
China (Mainland) Contact Details
<24h Average Response Time
85.4% Response Rate

End cap Rectangular and square seamless carbon steel pipe hot tube

7 Tons (Min. Order)
Outer Diameter: 15x15mm-600x600mm / 20x30mm-600x800mm
Thickness: 1.5 - 32 mm
Grade: Q235,Q345,Q195,Q215,Q195-Q345
Standard: BS 1387,GB/T 3091-2001,ASTM A53-2007,BS,GB,ASTM
Application: Structure Pipe
Technique: ERW
China (Mainland) Contact Details
>72h Average Response Time
18.8% Response Rate

square hollow steel tube hollow rectangular steel tube seamless square steel tube

US $500-750 / Ton ( FOB Price)
1 Ton (Min. Order)
Outer Diameter: 20x20-500x500mm
Thickness: 0.3 - 30 mm
Grade: 20#,16Mn,Q235,Q345,Q195,Q215,10#-45#,Q195-Q345
Standard: BS EN10025,BS EN10219,JIS G3101,DIN EN 10025,ASTM A106-2006,BS,JIS,DIN,ASTM
Application: Structure Pipe
Technique: Hot Rolled
China (Mainland) Contact Details
3 Transactions for US $50,000+
>72h Average Response Time
53.1% Response Rate

ASTM A554 welded square seamless steel tube

US $1200-1600 / Ton ( FOB Price)
1 Ton (Min. Order)
Outer Diameter: customized
Thickness: 0.5 - 4.0 mm
Grade: 45#,A214,A333 Gr6,API L80,13CrMo44,Cr2Mo,Cr17Ni8,16Mo,Q235,ST37.4,St45,STB42,STBA26,STPA23,STPA25,10#-45#,A53-A369,API J55-API P110,Cr-Mo alloy,CrNi alloy,Mo,Q195-Q345,ST35-ST52,STB35-STB42,STBA20-STBA26,STPA22-STPA26
Standard: API 5DP,ANSI A213-2001,ASTM A213M-2001,ASTM A312-2001,ASTM A312M-2001,ASTM A403-2007,BS 6323,BS 6363,DIN 2391,DIN 2448,SEW680,JIS G3459,JIS G3459-2004,JIS G3464-2006,JIS G3465-2006,API,ASTM,BS,DIN,JIS
Application: Structure Pipe
Technique: Hot Rolled
Tags: Steel Tube
Verified Supplier - Foshan One Metal Co., Ltd.
China (Mainland) Contact Details
13 Transactions for US $610,000+
24h-48h Average Response Time
92.9% Response Rate

Chinese seamless carbon precision stainless square steel tube in steel pipe with standard sizes

US $600-900 / Ton ( FOB Price)
25 Tons (Min. Order)
Outer Diameter: 20*20 70*70 80*80
Thickness: 0.8 - 4 mm,0.8-4mm
Grade: Q235,Q345,Q195,Q195-Q345
Standard: BS 1387,JIS G3459,GB/T3901,BS,JIS,GB
Application: Structure Pipe,Mechanical manufacture,construction,metallurgy,steel struction,etc
Technique: Hot Rolled
China (Mainland) Contact Details
>72h Average Response Time
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