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200mm Thickness High Carbon Alloy Steel DIN 1.7225 4140 Q+T Metal Round Bar

Categories High Carbon Alloy Steel
Brand Name: CF STEEL
Model Number: 40CrNiMoA, AISI4340,39CrNiMO,40NiCRMo22,SNCM439
Certification: ISO, Mill Certificate
Place of Origin: China
MOQ: 3MT
Price: USD800-900/MT
Payment Terms: L/C, T/T
Supply Ability: 1000t/Month
Delivery Time: 7-15 days
Packaging Details: Export Standard Packing or Customers'demand
Standard: AISI,DIN,ASTM,GB
Surface: Machined,black,Plain,mill finish or peeled finish,Grinding
Test: SGS / Ut 100% / Element Testing
Delivery Condition: Hot Rolled, Forged
Heat Treatment: Annealing/Q+T
Hs Code: 722540 & 722830
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200mm Thickness High Carbon Alloy Steel DIN 1.7225 4140 Q+T Metal Round Bar

Superior Strength Special Alloy Steel DIN 1.7225 4140 Scm440 42CrMo4 Q + T Heat Treatment


► Chemical Composition(%):


CSiMnCrPSMo
0.38-0.450.17-0.370.50-0.800.90-1.20≤0.035≤0.0350.15-0.25

Similar grades: GB 42CrMo / DIN 1.7225 / AISI SAE4140 / JIS SCM440


Available size(mm):


Flat Bar Size(mm)Round bar Size(mm)
ThicknessWidthLengthDiameterLength
10-200155-22002000-600020-2003000-6000

► Availabe shape:


  • Steel Plate
  • Flat Bar
  • Round Bar
  • Steel Block
  • Steel Sheet
  • Steel Rod

Feature:


1,Good strength, hardenability and toughness.


2,High creep strength and long lasting strength under the high temperature.


► Surface treatment:


Round bar: Black / Grinding / Polished / Peeled / Turned
Steel plate: Black / Milling / Machined


Recommend heat treatment:


QuenchingTempering
Heating temperature/℃Cooling wayHardness (HRC)Tempering
temperature/ºC
Cooling wayHardness
(HRC)
850-880Oil Cooling50-52450-650Air cooling≥48

Applications:


Used in the manufacture of high strength, large cross-section forgings such as supercharger transmission gear,rear axle,hummar shank etc.


High strength, hardenability, good toughness, low deformation in quenching, high creep strength and endurance.Used in the manufacture requirements higher than 35 crmo steel strength and conditioning section more large forgings, such as locomotive traction with the big gear, supercharger drive gear, rear axle, the load of connecting rod and a spring clip, can also be used to under 2000 m deep well of oil drill pipe joint and the fishing tool and so on.

Changfeng Tool & Die Steel main product:


STANDARD/GRADE of steelFlat Bar Size(mm)Round bar Size(mm)Technics
DINAISMJISGB(China)ThicknessWidthLengthDiameterLength
1.121SAE1050S50C50#10-450155-22002000-12000Forged, Hot Rolled
1.2311P20PDS-33Cr2Mo10-460155-22002000-1000020-2002000-6000
1.2738P20+Ni-3Cr2NiMnMo21-300155-22002000-800020-2002000-6000
1.2379D2SKD10SKD1010-200155-8102000-600014-803000-6000
1.2080D3SKD13Cr2Mo10-200155-8102000-600020-2003000-6000
1.2083420-4Cr1310-500155-12002000-600012-3003000-6000
1.2344H13SKD614Cr5MoSiV110-500155-16002000-600016-4003000-6000
1.2510O1SKS39CrWMn10-200155-8102000-600020-2003000-6000
1.7225SAE4140SCM44042CrMo10-280155-22002000-600016-4503000-6000


About Us
Guangzhou Changfeng Steel Co., Ltd.
is a professional special steel company, which specializing in this line in China since 2005. Our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block.

Quality 200mm Thickness High Carbon Alloy Steel DIN 1.7225 4140 Q+T Metal Round Bar for sale
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