Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube

Get high-quality carbon steel tubes and pipes directly from the factory. Choose from a variety of sizes and finishes. Perfect for construction and engineering projects.
Request a Quote

PRODUCTS DETAILS

  • Overview
  • Packaging & Shipping
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
carbon steel square tube
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
Section Shape
Square
Pre-Galvanized
60-150G/M2
Special Size
Can Be Customized
Third Party Inspection
Acceptable
Length
5.8m-12m or Customized as Required
Transport Package
Standard Marine Packing
Specification
AS REQUIRE, EMT
Trademark
ZY
Origin
China
HS Code
7219330000
Production Capacity
5000 Tons /Month

Product Description

Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube

Product Description

Square pipe is a kind of name for square pipe and rectangular pipe, that is, steel pipes with equal and unequal side lengths. It is rolled from strip steel after process treatment. Generally, strip steel is unpacked, leveled, curled, welded to form a round pipe, rolled into a square pipe, and then cut to the required length.

Seamless square tube (SHS) Heavy Steel Structure/Aerospace Engineering/High Speed Rail/Shipbuilding/Seamless Steel Pipe for Machinery/Seamless square tube for automobile and high-speed train/Seamless square tube for chemical industry and boiler/Seamless square tube for bridge.

Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Product Name Q19 Q195 Q235 Q345 20# Square Tube 5.8m-12m Length Galvanized Vent Pipe
Material Q195 similar to a283 GR.B, 040a10, ss330  Q235 similar to a283 GR.D, 080a15,CS type B
Q345 similar to a737 GR.B, SS400, S235JR
Grade ASTM A500 Grade B/C,EN 10219 S235JRH/S355J2H,JIS G 3466 STKR400/STKR490,BS 1387,DIN 2395-2
,GB/T 6728 Q195/Q235/Q345
Outer diameter 15*15mm-1000*1000mm /  10*20mm-700*300mm or customized as required
Wall Thickness  0.5-30mm or customized as required
Length 5.8m-12m or customized as required
Surface Treatment 1)Black,Pre-galvanized
2)oiled,powder coating
3)Galvanized as your requirement
PS:Pre galvanized steel pipe: 60-150g/m2;Hot dipped galvanized steel pipe: 200-400g/m2
End Finish Plain/ beveled ends or threaded with sockets/coupling and plastic caps.,etc.
Technology Hot rolled, Welded(ERW)
Zinc Coating 30-600g/m2
Shape Square/Rectangular
Inspection With Chemical Composition and Mechanical Properties Testing; Hydrostatic Test, Dimensional and Visual Inspection,  With Nondestructive Inspection
Packaging Packing in bundle with steel strips; with seaworthy package at the end; could be done with your requirement.
Processing service Bending, Welding, Decoiling, Punching, Cutting
Transport package Standard sea export packing or as required
Payment terms T/T,L/C
Loading port Tianjin/Qingdao/Shanghai Port
Application construction pipe, machine structure pipe, agriculture equipment pipe, water and gas pipe, Greenhouse pipe, Building material, Furniture tube, Low pressure fluid tube, etc
Export market Europe, Africa, Central Asia, Southeast Asia, Middle East, South America, North America, etc
Others 1:Special design available according to requirement
2:Pipe can be necked dowm, punching hole on pipe wall.
3:Pipe fittings, elbows are available.
4.All production process are under the ISO9001:2000 strictly
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube


 
Square and Rectangular Steel Pipe size chart
Square Hollow Section Rectangular Hollow Section Thickness(mm)
20*20 25*25 30*30 20*40 30*40 1.2-3.0
40*40 50*50 30*50 25*50 30*60 40*60 1.2-4.75
60*60 50*70 40*80 1.2-5.75
70*70 80*80 75*75 90*90 100*100 60*80 50*80 100*40 120*80 1.5-5.75
120*120 140*140 150*150 160*80 100*150 140*80 100*180 200*100 2.5-10.0
160*160 180*180 200*200 200*150 250*150 3.5-12.0
250*250 300*300 400*200 350*350 350*300 250*200 300*200 350*200 350*250 450*250 400*300 500*200 4.5-15.75
400*400 280*280 450*300 450*200 400*350 400*250 500*250 500*300 400*600 5.0-20.0
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
 
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Packaging & Shipping

Packing Details:
1.Export sea worthy package + water proof paper
2.Safe loading and fixing Professional teams

Delivery Detail: within 7-10 working days after receiving the deposit or according to your order quantity.

Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
Company Profile

SHANDONG ZHENGYE STEEL Co., Ltd is a professional manufacturer engaged in the research,development,production,
sale and service of  steel sheet,  steel pipe, bar, coils. We are located in Tianjin with convenient transportation access. Our factory have rich experience in producing as we are engaged in
domestic market for more than 20 years.

Our advantages.
Quality Assurance: To provide quality products at the same time to improve after-sales service
One-stop Service: We have a compatible and experienced R&D team.
Independent factor: We have our own factory and give the best price.
Professional Team: Professional team to provide you with efficient service.

Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube Factory Directly Supply Carbon Steel Tube/Pipe Q235/S235jr/A36 Ms Welded Black Square Pipe Mild Galvanized Squaretube ERW Square Tube Rectangular Tube
FAQ

Q1. What are your company's main products ?

A1: Our main products are stainless steel, carbon steel, galvanized steel, aluminium steel, ppgi steel products, including sheets, pipes, coils, strips, bars and channels.

Q2. What are the advantages of your company ?
A2: We guarantee that the quantity and specification of products are in full compliance with the standards of customer orders. We support any kinds of test. In addition, We also have more professional service and competitive price.

Q3. How do you control quality ?
A3: We provide Factory Test Report, also support Third Party Inspection.


Q4. How many coutries you already exported ?
A4: Exported to more than 50 countries mainly from Middle East, Russia, United States, Canada, Italy, Germany, Australia, Egypt, Chile, Mexico, Venezuela, Argentina, Kuwait, Saudi Arabia, UAE, Sri Lanka, Indonesia, Bangladesh, Turkey, India, etc.

Q5. Can you provide sample ? Do you support OEM ?
A5: Yes. Small samples in store can be provided for free. Customized samples will take about 2-3days.

Q6: What's your payment terms ?
A6: By T/T, L/C (30% deposit in advance, balance 70% before shipment), Western Union, Paypal, or Trade Online.
 




 

Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours