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3" 4" Sch40 BA Polished Seamless S Pipe TP316L ERW Tube Cold Rolled Shining Surface Steel pipe manufacturing building st

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Address: Office 803, Building 1, 205 Zhengyang Road, Qingdao, Shandong, China

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Shandong Duohe Import And Export Co., Ltd.

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3" 4" Sch40 BA Polished Seamless S Pipe TP316L ERW Tube Cold Rolled Shining Surface Steel pipe manufacturing building st

Country/Region	china
City & Province	qingdao shandong

Product Details

3" 4" Sch40 Seamless BA Polished TP304 TP316L ERW Tube Cold Rolled Shining Surface Seamless Pipe Pipe For Industry

What is a seamless steel pipe?
A seamless steel pipe is a circular pipe having a hollow section and no seams around it.

The seamless steel pipe is made of carbon steel, alloy steel, stainless steel ingot or solid

tube blank, and then is made by hot rolling, cold rolling or cold drawing. Seamless pipes

are considered superior to welded pipes as they are built using monolithic steel billets,

with intrinsic mechanical strength, without seam welds.

CHARACTERISTICS OF SEAMLESS STEEL PIPE ARE AS FOLLOWS:
High precision can do small batch production.

Smaller diameter.
Weldability strong, high compression capability.
Steel pipe superior performance, relatively dense metal.
Steel Cross area is more complex.
High precision cold drawn products, good surface quality.

Material	201,302,303,304,304l,316,316l,321,309s,310s,904l etc
Size(round pipe)	9.5-219 mm or customized
Size (square pipe)	10×10-150×100 mm or customized
Size (oval pipe)	30×15,80×40 mm or customized
Thickness	0.24-3 mm
Length	6m or according to customer’s request
Outer diameter	8-219mm
Tolerance	Outer diameter :±0.2mm Thickness :±0.02mm Length :±0.5mm
Process method	Code drawn, annealed with nitrogen protection, ultrasonic,automatic shape, polished
Finishing	A: sanded B: 400#-600# mirror C: hairline brushed D: TIN titanlum E : HL brushed & mirror (two kinds of finishing for one pipe)

Shipping:

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)
2. Goods delivered by 20" , 40" FCL/LCL by quantity or customer's request.
3. Customers specifying freight forwarders or negotiable shipping methods!
4. Delivery Time: 10-30days after conformed or according to quantity.

FAQ

Q1: Are you a factory or trading company?

A1: We are a Chinese manufacture of steel pipes with both factories and trading companies.

Q2.How can you ensure the quality of your product?

A2.All products have to go through three checks in the whole manufacturing process,it includes production,cutting sheets and the packing.

Q3.What is your delivery time and the supply ability?

A3.The delivery time normally within 15~20working days,we can supply about 15,000tons every month.

Q4.What kind of equipment in your factory?

A4.Our factory have advanced five-eighth roller rolling,cold rolling production equipment on the roll,advanced processing and testing equipment,which makes our product better quality with efficiency.

Q5.About the complaint,quality problem,etc aftersales service,how do you handle it?

A5.We will have certain colleague to follow our order accordingly for each order with professional after-sales service. If any claim happen, we will take our responsibility and compensate as per contract. For better serve our client, we'll keep tracing feedback of our products from clients and that's what make us different from other suppliers. We're customer care enterprise.