Alloy Steel Plate SAE4140


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Required Quantity
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Shipping / Lead Time
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Keyword
alloy steel, flat bar, mould steel, steel plate
Category
Steel Profiles

Dongguan Ruiyuan Steel Co., Ltd.

Country / Year Established
China China /
Business type
Others
Verified Certificate

11

Product name Alloy Steel Plate SAE4140 Certification -
Category Steel Profiles Ingredients -
Keyword alloy steel , flat bar , mould steel , steel plate Unit Size -
Brand name - Unit Weigh -
origin Stock -
Supply type - HS code -

Product Information

Alloy Steel Plate SAE4140/42CrMo/DIN1.7225

1.1.7225/SAE4140/GB42CrMo,JIS SCM440 alloy steel plate

2.Hot rolled or forged condition, annealing or harden, black or milled surface

3.Pre-heat treatment:
  Annealing : heat to 840-860°c, keep 2H, furnace cold, hardness217HBS
  High temperature tempering : heat to 680-700°c, air cold, hardness 217HBS

4.Heat treatment: 
  Normalization: heating to 840 to 880 ° C, maintenance, furnace cooling to 600 ° C, then in air. 
  Stress relieving: after rough heat to 500 ° C, maintenance raff. In oven to 400 ° C, then in air.
  Hardening: preheating from 600 to 650 ° C austenitizing 
at 840 to 880 ° C, quenching in oil. 
  Tempering: heating to 550 - 650 ° C and maintenance regime, again depending on the mechanical properties 

5. Hot rolled technology:EAF+LF+VD
    Forged technology: EAF+LF+VD+ESR+Forging +Q T + Machined surface 

6.Ultrasonic test standard: SPE1921-GR3, CLASS C/C or D/D

7.Production leadtime: 7~10 days


Applications: 
 General service industries (petroleum,food, hemical,paper,ertilizer,Fabric,aviation and nuclear)
  Fluid, gas and oil transport
  Pressure and heat transmission
  Construction and ornament
  Boiler heat exchangers


Competitive Advantage:
 Good purity and homogeneity.
 Good machinability(Roughing, grinding and drilling).
 Good dimensional stability during heat treatment.
 Excellent preparation for nitriding, both ionic and gaseous, induction hardening to increase the mechanical properties. 
 Competitive price
 Fast production leadtime 
 All the material are inspected with 3 times to meet the highly standards

B2B Trade

Price (FOB) Negotiable transportation -
MOQ Negotiable Leadtime Negotiable
Payment Options Negotiable Shipping time Negotiable

Dongguan Ruiyuan Steel Co., Ltd.

Country / Year Established
China China /
Business type
Others

11

President
Ms.Judy Tueng
Address
jinghai road chang'an town dongguan city guangdong , China
Product Category
Aluminum Alloy & Profiles,Steel Profiles,Steel Round Bars
No. of Total Employees
1-50
Company introduction
DongGuan RuiYuan Steel Co., Ltd is a leading company of supply plastic die steel, hot work steel, cold work steel, alloy structural steel, bearing steel, high speed tool steel, carbon steel, stainless steel and so on with different kinds of steel, we are begin to export the steel material from 2008 with fully export working experience to the market all over the world, such as Middle-East, Brazil, Poland, Turkey, Singapore, Malaysia, India, Italy, Korea and so on. RuiYuan Steel focuses on special steel industry over many years, we has established reliable and stable sourcing with over 40 mills and manufacturers in China, Our company have introduced large-sized Vertical saw machines, Horizontal saw machines, Milling machines, Grinding machines and other advance equipments, we can export our products by wholesales and retail sales, it can sale of whole plate or strip, all our products can meet the standards of DIN, AISI, JIS and GB, all the material should be inspected the ultrasonic, hardness and others strict inspection process before the shipment! We hope to cooperate with the customers from different countries, shares its experiences and develops with the world together. Our company keeps the principle of "reputation is fisrt, customer is our god". We sincerely provide high quality, competitive price and quickly delivery to serve our valued customer, we desire to establish the mutual beneficial and long-term relation with importers from all over the world, please feel free to contact us and welcome you to visit our company!
Main Markets

Brazil Brazil

Canada Canada

China China

Colombia Colombia

France France

Germany Germany

Hong Kong(China) Hong Kong(China)

India India

Indonesia Indonesia

Iran Iran

Italy Italy

Malaysia Malaysia

Mexico Mexico

Poland Poland

Singapore Singapore

South Africa South Africa

South Korea South Korea

Taiwan Taiwan

Turkey Turkey

U.S.A U.S.A

Viet Nam Viet Nam

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