Product information of 4340 steel alloy plate

4340 steel has high strength, toughness, wear resistance, and fatigue strength. It can be machined in all states other than hardened and it is easily welded. Additionally, 4340 can be cold worked easily in the annealed state. This material is typically used in military aircraft, automotive systems, hydraulic parts, machine tools, and a steel crankshafts.

Alloy 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, 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.

4340 steel alloy plate chemical composition

Element Nickel, Ni Copper, Cu Iron, Fe Manganese, Mn Silicon, Si Carbon, C Sulphur, S
Content (%) Remainder 28-34 2.5 max 2 max 0.5 max 0.3 max 0.024

4340 steel alloy plate mechanical properties

Grade Yield Strength (MPa) Ultimate Tensile Strength (MPa) Elongation at Break (%)
4340 steel alloy plate345 480 21

4340 steel alloy plate specification

Type Carbon Steel/ Alloy Steel Plate/Sheet
Thickness 0.2-60mm
Length 3000mm, 5800mm, 6000mm, 12000mm,etc
Width 40mm-600mm,1000mm,1219mm,1500mm,1800mm,2000mm,2500mm,3000mm,etc
Standard ASTM,AISI,JIS,DIN,EN,BS
Application Construction,Decoration,Ship,Medical Equipment,Machinery,etc
Certification ISO,SGS,TUV
Technique Cold Rolled/Hot Rolled
Edge Mill Edge/ Silt Edge
Quality Mill Test Certificate supplied with the shipment ,third part inspection is acceptable
Grade 1015,1020,1035,1045,1055,1060,1213,1140,1215,9255,9262,1039,1025,1335,1330,1050,1095,4520,2515,3135,3415,3310,9840,8620,8740,4340,5015,5132,5140,5115,5155,4130,4137,4135,4140,4142,6150Ck10,Ck15,Ck22,Ck25,Ck30,Ck35,Ck40,Ck45,Ck50, 30Mn4,40Mn4 12Cr1MoV Cr5Mo 15CrMo 30CrMo 40CrMo 20SiMn 12Cr1MoVG 20CrNiMo 15CrMoG A3642CrMo 40CrNiMoA 50CrV
Processing Type Cutting, bending,stamping,welding,cnc machining
Cutting Type Laser cutting;water-jet cutting;flame cutting
Protection 1. Inter paper available2. PVC protecting film available
Application Costruction Industry/Kichten Products/Fabrication Industry/Home Decoration
Technology Welding
Special Purpose Sand mill barrels, blades, bearing structural parts, railway wheel structural parts, rolls, etc.
Tolerance ±0.3
Grade A-E
Origin Wuxi
Length Custom made
Wall Thickness 8cm-80cm
Types Of Steel plate
Standard LWP150、LWP235
Application Thermal power plants, coal yards, cement plants, loading machinery, mining machinery, construction machinery, constructionmachinery, metallurgical machinery
Surface Treatment Surfacing
Alloy Or Not Yes


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Alloy steel plate application industry

Alloy steel plate 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.

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marine

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

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We supply and export alloy steel plate 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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