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Zhangjiagang Hua Dong Energy Technology Co., Ltd.

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Home ProductsBoiler Alloy Steel Sheet Plate

42CrMo4 4140 1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined

42CrMo4 4140 1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined

  • 42CrMo4  4140  1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined
  • 42CrMo4  4140  1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined
  • 42CrMo4  4140  1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined
  • 42CrMo4  4140  1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined
42CrMo4  4140  1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined
Product Details:
Place of Origin: China
Brand Name: HDT
Certification: ISO SGS
Model Number: 42CrMo1.7225 4140SCM440
Payment & Shipping Terms:
Minimum Order Quantity: 5T
Price: 800 - 9000 USD / ton
Packaging Details: seaworthy packing for exporting
Delivery Time: 60-75days
Payment Terms: L/C, T/T, Western Union
Supply Ability: About 10000 ton / month
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Detailed Product Description
Product Name: Alloy Steel Plate Application: Ship Plate
Standard: AISI,ASTM,BS,DIN,JIS Technique: Cold Rolled / Hot Rolled
Highlight:

pressure vessel plate

,

boiler plates

42CrMo4 / 4140 / 1.7225 / Scm 440 Alloy Steel Plate Black Surface / Grinded / Machined

 

 

product Description

42crmo4/4140/1.7225/scm 440 alloy steel plate

Equivalent grades

GBDINAISIJIS
42CrMo1.7225 4140SCM440

 

 

Chemical Composition

CSiMnCr MoPS
0.38-0.430.40max0.60-0.900.90-1.200.15-0.30≤0.035≤0.035


42CrMo4  4140  1.7225 Scm 440 Cold Rolled Steel Channel Black Surface Grinded Machined 0

 

Available size

Round steel bar 10-800mm
Flat steel bar 10-400mm*200-2200mm

 

Surface condition

Black surface/ Grinded/ Machined

 

Hardness

Annealed HBS 217 max

 

Characteristics

4140 Alloy Steel/SAE 4140 Steel Price is engineering steel supplied in quenched and tempered conditions. Very good machinability. High toughness. High creep strength. Repeated impact resistant capability.

 

Applications

4140 Alloy Steel/SAE 4140 Steel Price is use to producecomponents with high requirements on toughness, e.g. gear wheels, pinions, connecting rods, parts for mechanical engineering .

 

Heat treatment

ForgingHeat to 1150°C. Hold until uniform. Minimum forging temperature 850°C.Cool slowly in ashes or sand etc.
AnnealingHeat to 830°C-850°C.Cool in furnace.
NormalisingHeat to 870°C-900°C.Cool in still air.
Stress RelievingAnnealed: Heat to 600°C-650°C.Hardened: Heat to 500°C-550°C.Cool in still air.
HardeningHeat to 830°C-880°C. Quench in oil or polymer.
TemperingHeat to 450°C-700°C cool in still air. NB. Tempering within the range 200°C-420°C will result in temper brittleness and should be avoided.

Contact Details
ZHANGJIAGANG HUA DONG ENERGY TECHNOLOGY CO.,LTD

Contact Person: Mrs. Sandy

Tel: 008615151590099

Fax: 86-512-5877-4453

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