China Manufacture Black Iron Seamless Square and Rectangle Pipes and Tubes with Low Price

• After-sales Service: Email, Whatsapp, Viedo
• Warranty: 3-5 Years
• Type: Seamless
• Technique: Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Black
• Model NO.: SJ-WWS33
• 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
• Section: Square
• Standard: ASTM, GB, API, JIS, BS, DIN, etc
• Package: Standard Sea-Worth Export Packing
• Length: 0.5-12mm or as Requirement
• Wall Thickness: 0.5-6mm or as Requirement
• Origin Place: China
• MOQ: 1 Ton
• Deliver Time: 7-15 Working Days
• Free Sample: Available
• Transport Package: Waterproof Packeage
• Specification: 2*500*500*6000 or as requirement
• Trademark: Shuangjiu
• Origin: Shandong Province, China
• Production Capacity: 10000 Tons / Month

Product Description

Square and Rectangular Steel Pipe size chart
Square Hollow Section	Rectangular Hollow Section	Thickness
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

  Square tubes is a form of tube type, people have a different name on it, called the rectangular tubes, rectangular tubes, square tubes, welded square tube, because it has a lot of kinds of material of material can make the tube body, usually square tube is formed after unpacking, kaiping, bending strip welding pipe, again by the mechanism of rolling into a square tube.
 

  This product is a customized product, if you do not find the size you need, you can . We also have more custom sizes for you to choose from.
 

Q1:Where is your factory?
A:Our company's processing center is located in Shandong China.

Q2:What is your delivery time?
A:For products in stock, we can ship it within 7 days after receiving the deposit. For customized order, production time is 7-15 workdays after receiving the deposit.

Q3:Can I place an sample order and what is your MOQ if I accept your quality?
A:Yes, we can send you samples but you may pay the express fees and customized samples will take about 5-7days, our MOQ is 1 ton.

Q4:How could you guarantee your products?
A:Mill Test Certification is supplied with shipment, We also accept and support the third-party inspection.We also could issue the warranty to customer to guarantee the quality.

Q5:How can I get the price of needed product?
A:It's the best way if you can send us the material, size and surface, so we can produce for you to check the quality.If you still have any confusion, just contact us, we would like to be helpful.

Q6: Why do you want to buy from us instead of from other suppliers?
A:We are a trading company, our own factory, dealing in steel materials, such as steel plate, steel pipe, steel rod, steel wire, tinplate, aluminum products. Welcome to our company product exhibition, looking forward to our perfect cooperation.