Mild Carbon Welded Metal Ms ERW Black Iron Hollow Section Rectangular and Square Steel Pipe 200X200 Galvanized Square Tube

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 made of square cross-section shape size of the steel section. Hot rolled extra thick walled square tube in addition to wall thickening, its corner dimensions and edge straightness have reached or even exceeded the level of resistance welding cold-formed square tube.
    Classification of rectangular/square tube: steel pipe seamless steel pipe and welded steel pipe (seamed pipe) hot-rolled seamless square tube, cold-drawn seamless square tube, extruded seamless square tube, welded square tube.
Which welded square tube is divided into:
1.according to the process - electric arc welding square tube, resistance welding square tube (high frequency, low frequency), gas welding square tube, furnace welding square tube;
2.according to the welding seam.

Product Details

Product	Galvanized Square and rectangular pipe
Size	20*20*1.0mm(T)-500*500*217mm(T)(Check all size we can provide as size list below)
Length	6M/9M/10M 12M, or cut as your demands
Technique	Cold Drawn/ Cold Pilfered/ Cold Rolled/ Hot/ forge-Can be processed again repeatedly
Other Kit	Anti-theft bolt,Nut,washer and so on.
Other processing service	Hot dipped Galvanized, pre-galvanized, Color Painting, Coated, Cutting, Bending, Punching as long as you can tell us your requirement
Offer Standards	ASTMA53/ASTM A573/ASTM A 283/Gr.D/  BS1387-1985/ GB/T3091-2001, GB/T13793-92, ISO630/E235B/ JIS G3131/JIS G3106
Materials	ASTM 106, SS400, St37, St52, S235JR, S355TRH ect Q195, Q235A-B, Q345A-E, 10#, 20#, 16Mn, ASTM A36,ASTM A500, ASTM A53,
Inspection	Third party inspection can be offered like ISO, SGS, BV
Usage	Mechanical&manufacture,Steel strcuture,Shipbuilding,Bridging,Automobile chassis
Another Name	Sqare pipe, square tube, sqare hollow section
Remark	Payment terms :T/T ,L/C Terms of trade :FOB ,CFR,CIF ,DDP,EXW Minimum order : 3 tons Lead time :on or before 3-15 working days . (Can Fast delievery time because of the large stock size and well experience in the whole process of the international export business in this feild)

Product Size
 

Size(mm)	Thickness(mm)	Size(mm)	Thickness(mm)	Size(mm)	Thickness (mm)	Size(mm)	Thickness (mm)
20*20	1.0	60*60 50*70 40*80 50*80 70*70 60*80 100*40	1.3	120*120 140*80 160*80 75*150 100*150 160*60	2.5-2.75	33*450 300*500 400*400	4.5-5.75
	1.3		1.4		3.0-4.0		7.5-11.75
	1.4		1.5		4.25-4.75		12.5-13.75
	1.5		1.7		5.25-6.0		14.5-14.75
	1.7		1.8		6.5-7.75		15.5-17.75
	2.0		2.0		9.5-15	450*450 200*600 300*600 400*500 400*600 500*500	4.5-4.75
25*25 20*30	1.3		2.2	130*130 80*180 140*140 150*150 200*100	2.5-2.75		7.5-7.75
	1.4		2.5-4.0		3.0-3.25		9.5-9.75
	1.5		4.25-5.0		3.5-4.25		11.5-13.75
	1.7		5.25-6.0		4.5-9.25		14.5-15.75
	1.8				9.5-15		16.5-17.75
	2.0	90*90 75*75 80*80 60*90 60*100 50*100 60*120 50*120 80*100	1.3	160*160 180*180 250*100 200*150	2.5-2.75
	2.2		1.5		3.5-5.0
	2.5-3.0		1.7		5.25-7.75
30*30 20*40 30*40 25*40	1.3		1.8		9.5-15
	1.4		2.0	150*250 100*300 150*300 200*200 135*135	2.75
	1.5		2.2		3.0-3.25
	1.7		2.5-4.0		3.5-7.75
	1.8		4.25-5.0		9.5-12.5
	2.0		5.25-5.75		12.75-15.75
	2.2		7.5-7.75	200*300 250*250 100*400 200*250	3.52-3.75
	2.5-3.0	100*100 80*120 125*75 140*60 50*150	1.5		4.5-11.75
25*50 40*40 30*50 30*60 40*50 40*60 50*50	1.3		1.7		12.5-14.75
	1.4		1.8		15.5-17.75
	1.5		2.0	200*350 200*400 300*300 250*350	4.75-7.75
	1.7		2.2		9.5-11.75
	1.8		2.5-5.0		12.5-14.75
	2.0		5.25-6.0		15.5-17.75
	2.2		6.5-7.75	300*350 300*400 350*350 250*450	4.75-7.75
	2.5-4.0		9.5-13		9.5-11.75
	4.25-5.0				12.5-14.75

Packing&Shipping
 

Packing	1.By steel strips in bundles
	2.By woven cloth with 7 slats
	3.By woodenn pallet
	4.Accorging to the requirements of customers
Delivery	By sea	1.In bulk ( based on 200tons)
		2.20ft container: 25tons (Length limted 5.8m MAX)
		3.40ft container: 25tons (Length limted 11.8m MAX)
	By air	UPS/DHL/FEDEX
	By truck	as customer requests

Product Display

 

 

 

Packing&Shipping

Packing	1.By steel strips in bundles
	2.By woven cloth with 7 slats
	3.By woodenn pallet
	4.Accorging to the requirements of customers
Delivery	By sea	1.In bulk ( based on 200tons)
		2.20ft container: 25tons (Length limted 5.8m MAX)
		3.40ft container: 25tons (Length limted 11.8m MAX)
	By air	UPS/DHL/FEDEX
	By truck	as customer requests

Compamy Profile
Shanghai Changzeng Metal Co., Ltd. was founded in 2006 with a initial investment of RMB10,500, 000(shown on Business License), after ten years of hard work, it has now become a company with an annual sales of more than 100,000 tons in steel product. The company has our own processing factory, warehouse & sales office. Our factory is located in Songjiang Steel City-Shanghai.

Our products covers different kinds of steel profiles including angle steel, H beam, I beam, channel steel, checkered plate/coil, steel plate/coil, square tube, rebar, wire rod, etc. Our products comply with the standards of GB, ASTM, JIS, BS, EN, TOCT, KSD & IS. Our company has well-equipped testing equipment and strong technical force, we strictly execute quality control standards and ensure that product begins and finishes on time. A third party quality test is also acceptable. We are long-term strategic cooperation partner with Chinese most famous government owned steel manufacturer: Baosteel, Tianjin Steel, Masteel, Shousteel and Tangshan Steel.

Our annual production capacity is now over 100,000Ton. Most of our products are widely used in petrochemical, textile, ship-making, construction industry and precision instrument manufacture. We have now established long-term relationship with over 600 clients from Southeast Asia, Middle East, Europe, East Asia, Africa, North America, South America. The success of our products proves the good quality of it.

We hold the principle of "customer first, honesty foremost", and sincerely hope to cooperate with customers from domestic and abroad by means of high-quality products as well as good services. Our business concept is to work for mutual benefits and create a brilliant future by joint efforts.

Why Choose Us?

1.We can supply a wide range of steel products(any size,any quantity,anytime)

1)The packers skilled more 10years experience

2)We have strong after sale service team best service for you

3)We accept min order and interational standard with sample and batch for your many choose get client and market

2.Low MOQ:small quantity we accept it,it can meet your business very well,EG: 1ton,3.tons,5tons,10tons,20tons different quantity for your choose.We believe that our price and quanlity will be give you an edge over your competitors.And you will be winner in this business in your countyr.

3.Low Prices:We try our best to make sure our prices are the most  compatitive anywhere.We can get you a better deal almost every time.We are proud to help ou save money on the products you wnat.

4.Good Quality and we passed certification

5. Fast Delivery&Cheap shiping cost and best service team

1)We have larger standard size steel materials.When you choose item and and the size,we can delivery very fast only three days.

2)We have ourself forwrder and we have big discount from forwarder(long contract).We have big warehouse for your order.

3)We have professional sales team for you service 24 hour online.Also more than 9 years export experience all over the world.

FAQ

Q1. Are you trading company or manufacturer ?
A: We are Industry and trade integration .

Q2: How long is your delivery time?
A: Generally, it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q4. What is your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.

Q5. Can you produce according to the samples?

A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit .
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from