What is Corrosion and weather resistant steel plate?

Weathering steel, that is, atmospheric corrosion resistant steel, is a series of low alloy steel between ordinary steel and stainless steel. Weathering steel is made of ordinary carbon steel with a small amount of corrosion resistant elements such as copper and nickel. It has the strength, ductility, forming, welding and cutting, abrasion, high temperature, fatigue resistance and other characteristics of high-quality steel; The weathering resistance is 2~8 times of that of ordinary carbon steel, and the coating resistance is 1.5~10 times of that of ordinary carbon steel. At the same time, it has the characteristics of rust resistance, corrosion resistance and life extension of components, thinning and consumption reduction, labor saving and energy saving. Weathering steel is mainly used for steel structures exposed to the atmosphere for a long time, such as railways, vehicles, bridges, towers, photovoltaic, high-speed projects, etc. It is used to manufacture structural components such as containers, railway vehicles, oil derricks, harbor buildings, oil production platforms and containers containing hydrogen sulfide corrosive media in chemical and petroleum equipment.
It is characterized by: the alloy composition and weight percentage content of weathering steel are: C: ≤ 0.12, Si: 0.25~0.75, Mn: 0.2~0.5, S ≤ 0.02, P: 0.06~0.12, Cu: 0.25~0.5, Cr: 0.3~1.25, Ni: 0.12~0.65, and the rest are Fe and trace elements.
Through the alloying of Cu, Mn, Si, Al and other elements, and simply adjusting the content of some elements in ordinary low carbon steel (Q235 steel), the economic weathering steel with good atmospheric corrosion resistance and comprehensive mechanical properties can be produced without changing the production process of Q235 steel.


Corrosion and weather resistant steel plate Production line

KUAIMA steel company has more than ten years of experience in diversified operations and multi-product transactions, involving round bar, ship plate,corrosion and weather resistant steel plate, seamless pipe, plate, coil, wire, bright bar, pipe fittings and a wide range of carbon steel, alloy steel And more product sizes of stainless steel materials, these products we produce meet national and international quality standards, such as ASTM, ASME, DIN, JIS, ISO, etc. The company has 25 production lines for various products, with an annual output of 500,000 tons, and is committed to Provide high-quality steel products and provide supporting services and solutions for global customers. Welcome to KUAIMA steel company.

Corrosion and weather resistant steel plate Chemical Composition

       Corten Steel Plate Chemical Composition and Mechanical Properties
GradeCSiMnPSCrNiCu
CORTEN A≤0.120.25-0.750.20-0.500.07-0.15≤0.0300.50-1.25≤0.650.25-0.55
CORTEN B≤0.160.30-0.500.80-1.250.03≤0.0300.40-0.650.40.25-0.40
A588GrA≤0.190.30-0.650.8-1.350.040.050.30-0.65≤0.0100.25-0.40
A588GrB≤0.200.15-0.50.75-1.350.040.050.15-0.5≤0.0100.2-0.40
A588GrC≤0.150.15-0.30.80-1.350.040.050.15-0.3≤0.0100.2-0.50
09CuPCrNi-A≤ 0.120.20-0.750.20-0.500.060-0.12≤0.0200.30-1.250.12-0.650.25-0.50
09CuPCrNi-B≤ 0.120.10-0.400.20-0.500.060-0.12≤0.0200.30-0.650.25-0.50.25-0.50
S355J2WP≤0.12≤0.75≤1.000.06-0.15≤0.0300.3-1.25≤0.650.25-0.55

Corrosion and weather resistant steel plate mechanical property

Grade Yield Strength (MPa) Ultimate Tensile Strength (MPa) Elongation at Break (%)
Q235NH 235 360-510 25
Q295NH 295 430-560 24
Q355NH 355 490-630 22
Q415NH 415 520-680 22
Q460NH 460 570-730 20
Q500NH 500 600-760 18
Q550NH 550 620-780 16
Q295NH 295 430-560 24
Q355GNH 355 490-630 22
Q265GNH 265 ≥410 27
Q310GNH 310 ≥450 26

Corrosion and weather resistant steel plate product specifications

SpecificationWidth: 600-3000mm
Thickness:2mm-100mm
or as customers' special requirements;

Length
 
Length 1000-12000mm or as customers' special requirements
GradeSS400, ASTM A36, A572,ST37,ST52,Q195,
Q235,Q345,S235JR, S355JR, S45C, S50C

Standards
 
GB/T709-2006, ASTM A36, JIS G4051,DIN EN10083, SAE 1045, ASTM A29M

Surface
 
Smooth, straight, bright, no blur on both ends

Packaging
 
Standard exporting packing or as client's requirement

Certificate
 
ISO9001:2008 ,CE 
Processing 
technique
1.Heat treatment facilities for hot-rolled,  controlled rolling,normalizing.
2.Annealing, tempering, quenching, normalizing plus tempering, quenching and tempering.
3. Other delivery states are available as customers' requirement.
Feature of hot
rolled steel plate
1.Heat conduction.
2.Excellent freezing, even structure with pressure resistance.
3.Good mechanical properties

Excellent 
performances
 
1.High strength, good toughness.
2.Easy for molding process and good weld ability.
Main 
application
1.Automobile, Bridges, Buildings.
2.Machinery, Pressure vessel industries.
3.Ship building, Engineering construction.
4.Mechanical manufacturing, Pavement slab, ect.
Other plate 
products
Ship plate
Boiler steel plate
Corrosion resistant steel plate
Low alloy high strength steel plate
Alloy structural steel plate
Steel plate for bridge building
Structural steel plate for building

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Weathering Steel Application industry

Weathering Steel are mainly used in chemical, petrochemical, marine engineering, seawater pipelines, seawater desalination and other industries, nuclear engineering, paper and pulp industry

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oil and gas

Kuaima Steel provides a complete set of equipment and installations for drilling, transportation and storage in the oil and gas industry.

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energy

Kuaima Steel serves the entire service cycle of power generation and synchronous activities in design, construction, repair and maintenance.

construction

Kuaima Steel provides comprehensive products and services for infrastructure, bridges, pipelines, etc.

q355gnhb weathering and corrosion resistant steel plate

marine

Kuaima Steel is a trusted supplier for subsea to surface operations and shipbuilding operations.

q355nhd weathering and corrosion resistant steel plate

Corrosion and weather resistant steel plate Application industry

Corrosion and weather resistant steel plates are mainly used in chemical, petrochemical, marine engineering, seawater pipelines, seawater desalination and other industries, nuclear engineering, paper and pulp industry

weathering steel plate thickness

oil and gas

Kuaima Steel provides a complete set of equipment and installations for drilling, transportation and storage in the oil and gas industry.

weathering steel tread plate

energy

Kuaima Steel serves the entire service cycle of power generation and synchronous activities in design, construction, repair and maintenance.

construction

Kuaima Steel provides comprehensive products and services for infrastructure, bridges, pipelines, etc.

china weathering steel plate manufacturers

marine

Kuaima Steel is a trusted supplier for subsea to surface operations and shipbuilding operations.

09cupcrnia weathering and corrosion resistant steel plate

We supply and export Weathering Steel in following countries

Malaysia, United Arab Emirates, Indonesia, Saudi Arabia, Iran, Qatar, India, China, United Kingdom, Singapore, Canada, Thailand, Korea, Turkey, Philippines, Egypt, Germany, Italy, Japan, Russia, Vietnam, Australia, South Africa , Portugal, Morocco, Costa Rica, Kazakhstan, Netherlands, Mexico, Brazil, France, Spain, Nigeria, Bangladesh, Kuwait, Iraq, Ukraine, Poland, Jordan, Romania, Oman, Hong Kong, Venezuela, Colombia, Norway, Chile, Te Trinidad and Tobago, Greece, Czech Republic, Belgium, Sri Lanka, Cyprus, Angola, Myanmar (Burma), United Kingdom, Canada, Korea, Thailand, Netherlands, Spain, Turkey, Australia, Mexico, Pakistan, Vietnam, Brazil, Philippines, France, Taiwan, Poland, South Africa, Russia, Nigeria, Kuwait, Czech Republic, Norway, Romania, Egypt, Oman, Sweden, Belgium, Hong Kong, Israel, Colombia, Switzerland, Denmark, Finland, Argentina, Venezuela, Peru, Ukraine , Chile, Bangladesh, Portugal, Ireland, Austria, Algeria, Greece, Iraq, New Zealand, Slovakia, Hungary, Kazakhstan, Slovenia, Lithuania, Serbia, Sri Lanka, Bahrain, Bulgaria, Morocco, Tunisia, Croatia, Jordan, Ecuador, Te Trinidad and Tobago, Estonia, Azerbaijan, Ghana, Lebanon, Cyprus, Dominican Republic, Latvia, Libya, Costa Rica, Cambodia, Macedonia (FYROM), Belarus, Jamaica, Palestine, Turkmenistan Belarus, Jamaica, Palestine, Turkmenistan Belarus, Jamaica, Palestine, Turkmenistan and other countries

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