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Home > Products > Steel Tube and Steel Pipe > large diameter spiral welded carbon steel pre-insulated pipe wrapped by PU foam

large diameter spiral welded carbon steel pre-insulated pipe wrapped by PU foam

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Product Description

ERW Welded Steel Pipe

ERW Steel Pipe is one of the main pipe structural material in construction and liquid transfer steel material.
It is properly used in bridge building, underground transfer assemble structure ,agriculture, chemical liquid transfer, oil and gas transfer and so on, It will be manufactured by electricity resistance welding. The outside surface can be treated by galvanizing, painting, PE coating, PP coating, HDPE coating and so on, The main
advantage is welding beam can be very smooth. It is very good to do the transfer and liquid job. Normal usage validity time will be around 50-80 years. Standard can be API, ASTM, JIS etc.

Welded Steel Pipe
Outer Diameter	20mm-200mm
Wall Thickness	0.5mm-16mm
Length	250mm-12000mm
Material	SPHC, Q195,Q215,Q235,Q345,SAE1010,SAE1020, API Standard material, ASTM A53 A,B
Surface	galvanizing, painting, PE coating, PP coating, HDPE coating
Standard	GB/T3091, BS1387-1987, ASTM A53, DIN2440, EN39-2001
Technique	ERW
Packaging	Loose, plastic package, black strips, G.I strips

Spiral welded pipes

Spiral welded pipe is also a kind of welded pipe equipment. Its strength is generally higher than that of straight seam welded pipe.

Spiral welded pipes are mainly used in water supply engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation, and urban construction in China. For liquid transportation: water supply and drainage. For gas transportation: coal gas, steam, liquefied petroleum gas. For structural purposes: as piling pipes and bridges; pipes for docks, roads, and building structures.

Production Process
1: Inspection Raw material in site
2: Open Coil and Joined welding
3: Continuous arc-welding
4: Cutting
5: End and welding inspection
6: Mark Packing and Trucking

Details Images

Our factory has large stock of steel pipe, galvanized steel pipe, square rectangular steel pipe, seamless steel pipe, spiral steel pipe etc, we can provide different size steel pipe, can do fast delivery.

Package&Delivery

Packing	Steel pipe normally packaged in bundles with straps, stock and ship by bundles. Mill standard package:oiled and wrapped in pvc cloth. Anti-rust package is necessary for customers who don't accept rust material. With putting 2 tags per bundle and customer's name with size on pvc cloth,you will find your material easily on port.
Shipping	20GP: can load 25 tons max, steel pipe length should be 5800mm max.
		40GP: can load 25 tonx max, steel pipe length should be 11800mm max.
		Bulk Vessel: sea freight cheap, but total quantity need over 100 tons.

Company Profile

Tianjin Emerson Commercial and Trade Co.,ltd is very professional on steel products with more than 10 years experience on steel, have large stock, make very fast delivery, and special sizes and small quantity can be supplied. OEM, ODM, customized fabrication with good service is supplied.

We are a dynamic and dependable company.You can count on us to supply the right grade and the right size at the right price - delivered right on time,every time.Our innovative approach means you get the benefit of state - of-the-art technology coupled with personal,professional service.The result is a business partner striving to meet your needs to help your business grow.

Advantages:

OEM customized fabrication service.

special size,

special grades,

small quantity,

fast delivery time.

Products:

European standard, American standard，

high prime quality

with short production time.

Service：

24 hours per day online service,

feedback in 1 hour,

quotation can be send in 30 minutes.

Other Products We Supply

Our company offers kinds of steel material and processing service.
Steel Coil: hot rolled/cold rolled/galvanized/galvalume/stainless/checkered/color coated steel coil;
Steel Plate:hot rolled/cold rolled/galvanized/galvalume/stainless/checkered/color coated steel plate;
Steel Pipe: welded/seamless/galvanized/stainless/square/rectangular steel pipe;
Round Bar: hot rolled/cold drawn/forged/carbon steel/stainless steel round bar;
Customized Processing Service: cutting/bending/welding/stamping/cnc machining.

Please feel free to contact me if you have any require,we will try our best to meet you needs.

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Tianjin Emerson Commercial And Trade Co., Ltd.

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Product Categories

Cold Rolled Steel Plate	Galvanized steel plate	Hot Rolled Steel Plate and Steel Sheet	Machine parts and fabrication service
Round Bar	Stainless Steel Pipe	Stainless Steel Sheet Plate	Steel Box House and Modular homes
Steel Coil	Steel Profile	Steel Structure	Steel Tube and Steel Pipe
Steel Wire	Ungrouped

large diameter spiral welded carbon steel pre-insulated pipe wrapped by PU foam

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