Ms ERW Hollow Section Square Rectangle Round Pipe Hollow Iron Pipe Welded Black Steel Pipe Tube Price Supplier

• After-sales Service: on Line
• Warranty: on Line
• Type: Seamless
• Technique: Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Polished
• Model NO.: Customized
• 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
• Technics: Welded or Seamless
• Tolerance: 1%, 2%, 3%, Customize
• Sample: Free
• Certification: ISO, AISI, ASTM, GB, DIN
• Shape: Round, Square, Rectangular, Oval, Conrrugated
• MOQ: 1 Ton
• Delivery Time: 7-45 Workdays
• Transport Package: Standard
• Specification: customization
• Trademark: Huazhu
• Origin: China
• HS Code: 730419000
• Production Capacity: 500-6000t

Product Description

Product Description: 
The steel pipe production line with an annual output of 700,000 tons, has a CNAS certification laboratory, adopts advanced American GBNB and electrical control systems from the German brain. And cooperate with many large steel plate factories to re-inspect raw materials. The zinc coating ranges from 40-220 g/m², the surface is passivated and can be oiled, and the pipe section can be processed into bevels, threads, and grooves. In addition, the company has also introduced a slitting machine to meet the different requirements of customers for products.
 

Standard	ASTM,AISI,SUS,JIS,EN,DIN,BS,GB,etc.
Material	Q235 ,Q195,Q345 ,SPCC,SPCD ,SPCE ,SPCEN ,ST12 ,ST13,ST14,ST15,ST16. DC01,DC03,DC04,DC05,DC06
Diameter	Square pipe: 20*20mm~500*500mm Rectangular pipe: 20*40mm~300*500mm
Thickness	1.2mm~20mm,As Your Request
Length	6.0M, 6.5M, 5.0M, 4.0M, 3.0M, 6.5M,1m-12m ,by customer's requiremnts
Surface Anti-rusty Coating	Pre-galvanized (Zinc coating: 40-80g/m2) Hot dipped galvanized (Zinc coating: 200-600g/m2 )
Pipe Ends	Plain ends
Surface Treatment	Black Painted, PE Coated, Galvanized or Customized all available
Main market	Middle East,Africa, Asia and some Uropean country and South America ,Australia

 

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

Details Pic
 

Quality Control
(1) During and after production, 4 QC personnel with more than 5 years of experience randomly inspect the products.
(2) National accredited laboratory with CNAS certificate
(3) Accept inspection from a third party designated/paid by the buyer, such as SGS,BV.
(4) Recognized by customers in Malaysia, Indonesia, Singapore, the Philippines, Australia, Peru and the United Kingdom. We have UL, ISO9001/18001, FPC certificates.
(5)Inspection: Tensile test, yield test, flattening test, bending test, chemical composition, etc.


Our product advantages: smooth/flat surface, no burrs, no welding ribs, smooth cuts, complete specifica-tions, high quality and low price, strict quality control, and won unanimous praise from customers


Our Advantage

Our network export station has been exported to more than 50 countries and regions. Customers are located on five continents. 200,000 tons of steel exported. Accumulated sales of hundreds of millions of yuan, won unanimous praise.

Packaging & Delivery
 

Packing	1.Inner Packing:Each bundle is equipped with two nylon slings.
	2.Outer Packing:Wrapped with waterproof colth.
	3.We also can do as customers' requirements.
Shipping	1.Shipping by containers
	2.Shipping by bulk ship.

FAQ

Q1: Do you provide samples? Is it free or extra?
A1: Yes, we can provide samples free of charge and the customer will pay the freight.
Q2: What if I don't have export experience ?
A2: We have reliable forwarder agent which can ship items to you by sea/air/Express to your doorstep. Any way, we will help you choose the most suitable shipping service.
Q3: How long is your lead time?
A3: If it is in stock, it is usually 5-10 days. Or, if there is no inventory, 15 days, depending on the quantity.
Q4: What are your terms of payment?
A4:30% T/T deposit in advance, 70% T/T balance within 5 days after B/L copy
Q5: How is your technical support?
A5: We provide lifetime online support through Whatsapp/ Skype/ Wechat/ Email. Any problem
after delivery, we will offer you call anytime.