Hydraulic/Automobile Pipe · Chemical Industry · Welded
Black Iron Steel Square Tube 23mm Welded Steel Pipe Tube
US$ 400-700
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Black iron steel square tube 23mm seamless steel pipe tube
Product Name
Cold/Hot Rolled Steel Pipe And Tube
Wall Thickness
0.6mm-12mm
Length
- Bazhou GY Steel Pipe Manufacturing Co., Ltd.
-
- Tianjin, China
- Contact Now
Oil/Gas Drilling · Boiler Pipe · Carbon Steel
Q195 Square/Rectangular Welded Carbon Steel Pipe/Tube API 5L ASTM A53 in Stock Suitable for Cold Climates for Building Material
US$ 500-750
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Product Description
Rectangular/Square tube is a hollow square cross-section lightweight thin-walled steel tube, also known as steel cooling bending profiles. It is Q235 hot-rolled or cold-rolled steel strip or coil as the base material by cold bending process and then by high-frequency welding mad
- WUXI TONGNO SPECIAL STEEL CO.,LTD
-
- Jiangsu, China
- ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
- Contact Now
Pipeline Transport · Carbon Steel · Square
High-Quality Hollow Section ERW Welded Ms Pipe Hot Rolled Black Carbon Square Rectangular Steel Pipe Tube
US$ 350-492
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Material Grade
Q195,Q215 A,Q215 B,Q235 A,Q235 B,Q235 C,
Q235D,Q275,Q275B,Q275C,Q275D,Q295,Q345,Q390,Q420, Q460,
SS330,SS400,SS490,SS540,A36,1,GR.36,50(245),55(380),42(290),
60(415),65(450),S185(1.0035),S235JO(1.0114), S235JR(1.0038),
S235J2(0.0117),S275JR(1.0044),S275JO(1.10143),S355JO(1.055
Construction & Decoration · Welded · ERW
Hot Rolled, Cold Rolled Square Steel Tube Manufacturer
US$ 500-850
/ Ton
5 Tons (MOQ)
5 Tons (MOQ)
Hot Rolled, Cold Rolled Square Tube for Multi-Purpose
Standard: ASTM A500,GB/T3094
Outer diameter: 10*10mm-400*400mm
Thickness: 0.8mm-12mm
Length: 6m-12m (or according to customer's request)
Usage: Widely used in furniture, building and construction Industry, traffic and communication, and so o
- Tianjin Tianyingtai Steel Pipe Co., Ltd.
-
- Tianjin, China
- Contact Now
Welded · Construction & Decoration · Carbon Steel
Best Price JIS G3452/DIN 1626/Q235/Ss400/S235jr/20X20mm/25X50mm/Plain End/Galvanized/Painted/Square/Rectangular/Fence/Furniture/Structure/Shs/Rhs/Steel Tube
US$ 620-650
/ Ton
25 Tons (MOQ)
25 Tons (MOQ)
Product Description
Specification
OD
15-500MM
Thickness
0.5-20MM
Material
Q235, Q355, STK400, STK490, S235JRH, S275J2H, S355J2H, GR.A/B, X42-X70
Steel Grade
Q195-Q345, 20#,16Mn,ect
Standard
BS1387, ASTM A53, API 5L, JIS G3444, BS EN39, EN10219
Pipe end
plain end, beveled, threaded with
- Tianjin Jinnuo Steel Pipe Co., Ltd.
-
- Tianjin, China
- ISO9001:2015
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Galvanized · Food/Beverage/Dairy Products · Welded
20 FT 2X2 Galvanized Hollow Section 14 Gauge Tubing Tubular Iron Square Steel Pipes Tube for Shelter Structure
US$ 450-550
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
Product Description
Product Name
20 ft 2x2 Galvanized Hollow Section 14 Gauge Tubing Tubular Iron Square Steel Pipes Tube for Shelter Structure
(O.D) Outer Diameter
10MM*10MM-500MM*500MM
(W.T)Wall thickness
0.6MM-20MM
Length
1M, 4M, 6M, 8M, 12M (accroding to the buyer's request)
Ends
Plain
- Credit Import and Export Trading Co., Ltd.
-
- Tianjin, China
- Contact Now
Special Purpose · Round · Chemical Industry
Post Guardrail Material Square Steel Tube
US$ 580-650
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
Hot dip galvanized welded pipe
Hot-dip galvanized pipe is to make molten metal react with iron matrix to produce alloy layer, so that the matrix and coating can be combined. First ,in order to remove the iron oxide on the surface of steel pipes, pickling is needed, ater tis ,the pipes are cleane
- Tianjin RuiTong Iron & Steel Co., LTD.
-
- Tianjin, China
- Contact Now
Black · Food/Beverage/Dairy Products · Welded
Q235B S235jr Mild Welded Hollow Carbon Steel Square Pipe Rectangular Tube Price
US$ 488-526
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Product Description
The square tube is divided according to the production process: hot rolled seamless square tube, cold drawn seamless square tube, extruded seamless square tube, welded square tube. Among them, the welded square tube is divided into:
(a) According to the process-arc welding squ
- Shandong Hongcheng Steel Co., Ltd.
-
- Shandong, China
- ISO 9001, ISO 14001
- Contact Now
Welded · Construction & Decoration · Carbon Steel
S275jr S275j0 S275j2 Hollow Section Welded Black Square Steel Tube
US$ 550-610
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
Product Description
Standard
BS1387, GB/T13793-2001,ASTM A53-2007
Material
Q195, Q235,SS330,S185,SS400, S235JR
O.D
15*15-400-400MM
Wall Thickness
0.5-20mm
Packaging & Shipping
Packing:
1. In bulk
2. Packed by steel strips
3. Plastic bags
4. According to customer's requirements
- TIANJIN NANXIANG STEEL STRIP ...
-
- Tianjin, China
- Contact Now
Welded · ERW · Galvanized
Cold Formed 50X50/100X100/180X180/200X200/300X300/400X400 Square Steel Pipes Tubes
US$ 450-500
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Production: Cold Formed 50x50/100X100/180x180/200X200/300X300/400X400 Square steel Pipes tubes
Commodity
Galvanized Steel Square / Rectangular tube
Size
20x20--500x500mm
20x40--400x600mm
Wall thickness
0.5-20mm
Length
5.8m/6m or based on your request
Standard
EN10025.EN10219,ASTM A50
- Tianjin Youfa International Trade Co., Ltd.
-
- Tianjin, China
- ISO9001:2015
- Contact Now
-
What are the common types of steel used in manufacturing steel pipes and tubes?
Steel pipes and tubes are often made using carbon steel, stainless steel, and alloy steel. Each type offers unique properties, such as strength, corrosion resistance, and heat resistance. It is essential to consult with a reputable supplier for guidance on the best material for your specific applications.
-
How can I find trustworthy suppliers of steel pipes and tubes in China?
When looking for reliable suppliers in China, consider using platform tools, attending industry exhibitions, and consulting business directories. Verify the supplier's qualifications, request samples, and conduct thorough due diligence to ensure product quality and delivery reliability.
-
What are the advantages of purchasing steel pipes and tubes in wholesale quantities?
Bulk purchasing of steel pipes and tubes offers cost savings, availability in large quantities, and consistent product quality. Wholesale orders often come with discounts and customization options, allowing you to procure high-quality materials from trusted suppliers at competitive prices.
Hydraulic/Automobile Pipe · Pipeline Transport · Round
Manufactur High Quality ASTM Square Tube Plate Coil 316 304L 317 317L 347H 310S Round Welded Seamless Stainless Steel Pipe Coil Steel Products Boiler Tube
US$ 2.5
/ kg
50 kg (MOQ)
50 kg (MOQ)
Manufactur High Quality ASTM Square Tube Plate Coil 316 304L 317 317L 347H 310S Round Welded Seamless Stainless Steel Pipe Coil Steel Products Boiler Tube
Material
Austenitic 300 series dual grade duplex and super duplex super austenitic stainless steel pipe tube 400 series steel for heat excha
- Zhejiang Gaosheng Pipe Industry Co., Ltd.
-
- Zhejiang, China
- ISO 9001, ISO 9000, ISO 14001, ISO 14000, OHSAS/ OHSMS 18001...
- Contact Now
Pipeline Transport · Carbon Steel · Rectangular
Csdls Factory Hot Sale High Precision Seamless Steel Tube Welded Square Tube
US$ 800-999
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Product Description
Type:
High-precision cold-drawn seamless tube
Standard:
GB/T3639-2018, GB/T 5777-2008,the technology agreement
Material steel:
45#, 16Mn(Q345B), 25Mn, 27SiMn, SY720, ZNP460
Internal diameter Tolerance:
H8, H9,H10
Straightness rate/roundness rate/mechanical performance :
- Changsha Dalishen Hydraulic Engineering Co., ...
-
- Hunan, China
- ISO9001:2015
- Contact Now
Galvanized · Food/Beverage/Dairy Products · Welded
Building Material Telescoping Perforated Galvanized Steel Square Tube
US$ 720-750
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
Product Description
Product name
Building Material Telescoping Perforated Galvanized Steel Square Tube
Shape
Round, Square, Rectangular or other special-shaped tubes
Specification
Shape
Round
Square/Rectangular
OD (Outer Diameter):
1/2''-8'' (20-219mm), or
- Tianjin Hongxin International Trade Co., Ltd.
-
- Tianjin, China
- ISO 9001
- Contact Now
Polished · Food/Beverage/Dairy Products · Seamless
Cold Rolled 8X8 Square Tube Galvanized Steel Square Tube
US$ 500-660
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Product Description
Product
Square Tube & Rectangualr Tube
Technique
Hot rolled seamless square tube, cold drawn seamless square tube, extruded seamless square tube, welded square tube
Standard
ASTM A500, JIS G3466, EN10210, GB/T6728-2002, GB/T6725-2002, GBT3094-2000,JG 178-2005
Mater
- Shandong Chuangxian New Materials Co., Ltd.
-
5(3.0)
"Fast Delivery"Fast Delivery - Shandong, China
- ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000...
- Contact Now
Machinery Industry · Welded · Hot Rolled
Mild Rhs Shs Hollow Section Rectangular Galvanized Steel Square Tube for Fence Tubing
US$ 450-700
/ metric tons
1 metric tons (MOQ)
1 metric tons (MOQ)
Product Description
Square Steel Tube
Application:
Widely used in furniture,interior decoration, structure
Size:
OD: 10*10-1000*1000mm
Pipe Standard:
GB/T 3094-2000, GB/T 6728-2002, DIN EN 10210, DIN EN 10219, GB/T 178-2005,ASTM A53, ASTM A500,BS EN 10219,JIS G 3466, ASTM A513,
- Union Steel Industry Co., Ltd.
-
- Hunan, China
- ISO9001:2015
- Contact Now
ERW · Welded · Square
14ga Telescopic Square Steel Tube Dia. 7/16" on All Four Sides, Holes Center Distance 1" Galvanized Surface
US$ 7.2-11.9
/ Piece
1000 Pieces (MOQ)
1000 Pieces (MOQ)
Telescoping tube is accurately and carefully cold formed to size from low-carbon strip steel.
MATERIAL: STEEL-PLAIN 12 Ga. (2.7 mm), ASTM A1011 SS GR 33.
STEEL-PRE-GALVANIZED 12 Ga. (2.7 mm), ASTM A653 GR 33
SURFACE FINISHES: Plain (PL) ; Pre-Galvanized (PG) ; Powder coating (GR) ; Ho
- Qingdao Wanrunda Imp and Exp Co., Ltd.
-
- Shandong, China
- ISO 9001, ISO 9000
- Contact Now
Hydraulic/Automobile Pipe · Pipeline Transport · Round
ASTM AISI A312 En10296 Round/Square 201 202 304 304L 316 430 Alloy/Dupex/Seamless/Welded/Stainless/Carbon/Heat Exchanger Grooved Mental Steel Pipe Tube
US$ 200-577
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Product Description:
Stainless Steel pipe (Stainless Steel) is a hollow strip of cylindrical Steel, his scope of application as the pipeline of fluid transport, mainly widely used in petroleum, chemical, medical, food, light industry, mechanical instrumentation and other industrial pipelines and me
- Permanent Steel Manufacturing Co., Ltd.
-
5(4.0)
"Amazing Service"Amazing Service - Hunan, China
- ISO 9001
- Contact Now
Boiler Pipe · Black · Special Purpose
20*20/30*30/40*40/50*50/60*60/40*80/30*60 Square Tube Rectangular Steel Tube with Factory Weight List Price
US$ 540-690
/ Ton
25 Tons (MOQ)
25 Tons (MOQ)
PRODUCTION DESCRIPTION
Technique
Hot&Cold Rolled,Welding
Thickness
0.3-20mm
Grade
Q235B,Q345B,16mn,20#,45#
Sutface treatment
Oiled, black painted, hot dip galvanized
Diameter
10mm*10mm-600mm*600mm
Packing
Standard Seaworthy
Packing
Length
As you required
Payment
30%deposit+70
- Tangshan Fengkuo Trading Co., Ltd.
-
- Hebei, China
- ISO 9001
- Contact Now
Special Purpose · Round · Chemical Industry
Good Price Factory Price Weight List Q195/Q235 Square Round Hollow Section Black Steel Pipe Steel Tube Steel Prop
US$ 550-750
/ Ton
30 Tons (MOQ)
30 Tons (MOQ)
Product Parameters
Wall Thickness
0.3mm-12mm
Length
5.5m, 5.8m, 6m, 11.8m, 12m etc , other length is Available according to demands
Outer Diameter
15mm-219mm
Tolerance
Wall Thickness: ±0.05mm Length:±6mm Diameter: ±0.3mm
Shape
Round, Square, Rectangle, Oval etc.
- TIANJIN RELONG IMPORT & EXPORT CO., LTD.
-
- Tianjin, China
- ISO 9001
- Contact Now
Welded · Construction & Decoration · Carbon Steel
Hot Selling Shs Rhs ERW Black Carbon Square/Rectangular Steel Pipe/Tube
US$ 620-650
/ Ton
25 Tons (MOQ)
25 Tons (MOQ)
Product Description
Standard
BS1387,BS1139,EN39,ASTM A53,EN10219,etc
Grade
Q195,Q215,Q235,Q345
Thickness
1.2-15mm
Size
10*10~500*500
Length
1-12meter,as your required
Surface
1) Black ,painting
2) Oilded,powder coating
3) Galvaznied (220-550g/m2),as your requirement
Processin
- Tianjin Jinnuo Steel Pipe Co., Ltd.
-
- Tianjin, China
- ISO9001:2015
- Contact Now
Welded · Construction & Decoration · Black
Solid and Reliable Black Hollow Section 40X40mm 6m Length Square and Rectangular Tube Steel Pipe
US$ 499-539
/ Ton
5 Tons (MOQ)
5 Tons (MOQ)
Product Description
Welded pipe is a steel pipe made of steel plate or strip steel welded after winding forming. Welding pipes are divided into cold rolling and hot rolling.
Specification
OD
15-500MM
Thickness
0.5-20MM
Material
Q235, Q355, STK400, STK490, S235JRH, S275J2H, S355J2H, GR.A/
- Tianjin Jinnuo Steel Pipe Co., Ltd.
-
- Tianjin, China
- ISO9001:2015
- Contact Now
Machinery Industry · Hydraulic/Automobile Pipe · Special Purpose
Black Carbon Steel Square Rectangular Tube
US$ 550-600
/ metric tons
20 metric tons (MOQ)
20 metric tons (MOQ)
2mm black iron square tube carbon steel pipe
Products Description
Products
2mm black iron square tube carbon steel pipe
Material
Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2
Q355 = S355JR / A500 Grade B Grade C
Surface Treatment
Galvanized
- Credit Import and Export Trading Co., Ltd.
-
- Tianjin, China
- Contact Now
Boiler Pipe · Black · Construction & Decoration
ASTM A500 Gr a B ERW Black Square Steel Pipe/Tube
US$ 530-620
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
Product Description
Production Information
Product Name
ASTM A500 Gr A B ERW Black Square Steel Pipe/Tube
(O.D)
Outer Diameter
21.3-610mm
(W.T)
Wall thickness
0.6MM-20MM
Length
1M, 4M, 6M, 8M, 12M (according to the buyer's request)
Ends
Plain, Beveled, Thread With Couplings Or Sockets;
- Tianjin Hongxin International Trade Co., Ltd.
-
- Tianjin, China
- ISO 9001
- Contact Now
Black · Food/Beverage/Dairy Products · Welded
S275mh Square Steel Tube in Stock
US$ 519-569
/ Ton
25 Tons (MOQ)
25 Tons (MOQ)
Product Name
S275MH square Steel tube in stock
Specifications
Square pipe: 20*20mm~500*500mm
Rectangular pipe: 20*40mm~300*500mm
Thickness: 1.2mm~20mm
Length: 2.0m~12m
Material
Low carbon steel
Steel Grade
Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS40
- Shandong Zayi Steel Co., Ltd
-
- Shandong, China
- ISO 9001, ISO 9000
- Contact Now
Welded · Construction & Decoration · Carbon Steel
Building ASTM A36 Square Rectangular Steel Tube
US$ 550-610
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
Product Description
Standard
BS1387, GB/T13793-2001,ASTM A53-2007
Material
Q195, Q235,SS330,S185,SS400, S235JR
O.D
15*15-400-400MM
Wall Thickness
0.5-20mm
Packaging & Shipping
Packing:
1. In bulk
2. Packed by steel strips
3. Plastic bags
4. According to customer's requirements
- TIANJIN NANXIANG STEEL STRIP ...
-
- Tianjin, China
- Contact Now
Welded · Hot Rolled · Black
Versatile and Durable: 2-Inch Black Pipe Hollow Section 2X4 Tubular Steel Square Steel Tube for Multiple Applications
US$ 509-539
/ Ton
5 Tons (MOQ)
5 Tons (MOQ)
Product Description
Welded pipe is a steel pipe made of steel plate or strip steel welded after winding forming. Welding pipes are divided into cold rolling and hot rolling.
Specification
OD
15-500MM
Thickness
1.3-30.00MM
Material
Q235, Q355, STK400, STK490, S235JRH, S275J2H, S355J2H,
- Tianjin Jinnuo Steel Pipe Co., Ltd.
-
- Tianjin, China
- ISO9001:2015
- Contact Now
Welded · Construction & Decoration · Carbon Steel
Hot Rolled Carbon Steel Square Tube
US$ 550-610
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
Strict Quality Control
(1) During and after production, 4 Qc personnel with more than 5 years of experiencerandomly inspect the products.
(2)National accredited laboratory with CNAS certificate
(3) Accept inspection from a third party designated/paid by the buyer,
(4)Recognized by customers in
- TIANJIN NANXIANG STEEL STRIP ...
-
- Tianjin, China
- Contact Now
Pipeline Transport · Carbon Steel · Special Purpose
Q195 Q235 Q355 Scrap Carbon Steel Pipe Black Carbon Fiber Square Pipes ERW Steel Hollow Section Tube High Qualityid of Steel Pipe 90*90*1.5~8.0
US$ 559-669
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Our Adavantage:
√ Quick reply within 24 hours.
√ Large Stock for regular sizes.
√ Free sample high quality.
√ 100% after-sales quality and quantity assurance.
Product Parameters
O.D mm
W.T mm
O.D mm
W.T mm
O.D mm
W.T mm
O.D mm
W.T mm
20*20
1.3
60*12
- Tianjin Yuantai Derun Steel Pipe Manufacturing ...
-
- Tianjin, China
- ISO 9001, ISO 9000, ISO 14001, OHSAS/ OHSMS 18001
- Contact Now
Hydraulic/Automobile Pipe · Chemical Industry · Welded
Low MOQ Metal Square Tube Price Philippines Square Steel Bar Tube Rectangular_Tubes
US$ 400-650
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
Low moq metal square tube price philippines square steel bar tube rectangular_tubes
Product Name
Cold/Hot Rolled Steel Pipe And Tube
Wall Thickness
0.6mm-12mm
Length
5.5m-12m
Outer diameter
0.3mm-300mm
Tolerance
Wall Thickness:±0.05MM Le
- Bazhou GY Steel Pipe Manufacturing Co., Ltd.
-
- Tianjin, China
- Contact Now
Hydraulic/Automobile Pipe · Chemical Industry · Welded
ASTM A500 Hollow Section Welded Square Steel Tube Rectangular Square Steel Tube
US$ 550
/ Ton
10 Tons (MOQ)
10 Tons (MOQ)
20 Gauge Rectangular Tube
Product Name
Cold/Hot Rolled Steel Pipe And Tube
Wall Thickness
0.6mm-12mm
Length
5.5m-12m
Outer diameter
0.3mm-300mm
Tolerance
Wall Thicknes
- Bazhou GY Steel Pipe Manufacturing Co., Ltd.
-
- Tianjin, China
- Contact Now
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