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EN19A Case Hardened Alloy Steel Round Bar Delivery Condition Quenched And Tempered

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EN19A Case Hardened Alloy Steel Round Bar Delivery Condition Quenched And Tempered

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Brand Name :	Unite Steel
Model Number :	Round bar
Certification :	ISO/MTC/SGS/BV
Price :	USD 700-950 Ton
Payment Terms :	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability :	3000 Ton per month
Delivery Time :	Within 15-45 days

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EN19A Case Hardened Alloy Steel Round Bar Delivery Condition Quenched And Tempered

EN19A Case Hardened Alloy Steel Round Bar Delivery Condition Quenched And Tempered

1. RELATED SPECIFICATIONS:

USA :AISI 4140 / ASTM A29/A29M-91 4140 / ASTM A322 4140 / ASTM A331 4140 (cold finish) / SAE 4140
JAPAN :JIS G 4103 SNCM4 / JIS G 4105 SCM4 / JIS G 4105 SCM440
GERMANY :DIN 17212 W.Nr. 1.7223 Type 41CrMo4 / DIN17200-1654 W.Nr 1.7225 Type 42CrMo4
GREAT BRITAIN:BS970 - 1955 EN19A / BS970 Part 3:1991 709M40
AUSTRALIA :AS 1444-2007 - 4140

2. DESCRIPTION:
AISI 4140 is a medium carbon, chromium and molybdenum alloy steel. The normal condition is hardened
and tempered to a range of 850 to 1000 Mpa ultimate tensile strength for bar sizes up to 220mm
diameter. Limited ruling sections may apply according to Australian Standards

3. APPLICATIONS:
AISI 4140 is an ideal general purpose high tensile constructional steel ready for use after machining. It is
used for shafts, axles, studs & bolts, large gears and light duty form rolls. The steel is suitable for
induction or flame hardening.

4. TYPICAL CHEMICAL ANALYSIS:
HOT ROLLED BS EN19A ALLOY STEEL ROUND BAR

Carbon	Silicon	Manganese	Chromium	Nickel	Molybdenum	Phosphorus	Sulfur
0.38-0.45	0.17-0.37	0.50-0.80	0.90-1.20	/	0.15-0.25	0.035 max	0.035 max

Note:The figures are based on the data of 42CrMo, according to Chinese Standard GB-T 699-1999
Chemical compositions can be adjusted as your requirements with a MOQ of 300MTs.

5. HEAT TREATMENT CONDITION AND MECHANICAL PROPERTIES:
HOT ROLLED BS EN19A ALLOY STEEL ROUND BAR

Heat Treatment			Mechanical Properties					Hardness
Normalizing	Quenching	Tempering	Tensile Strength (Mpa)	Yield Point (Mpa)	Elongation (%)	Reduction of are (%)	Impact Absorbing Energy (J)	Before Heat Treatment (HB)
Celsius Degree			MIN					MAX
/	850	550	1080	930	12	45	63	217

6. SIZE RANGE:
Diameter:10-300mm
Length:200-1300mm(cut as your requirement)

7. CERTIFICATE OF QUALITY :
Issued in English , in addition the normal terms, production process, the mechanical property (yield strength,tensile strength, elongation and hardness. forged ratio, UT test result,Grain size, heat treatment methods and the sample of is shown on the certificate of quality.

8. MARKING :
Heat no will be cold stamped and steel grade, diameter (mm)length(mm) and the manufacture Logo and weight(KG) is painted.

9. PACKAGE AND DELIVERY:
Seaworthy package or as your requirments;
10-25 days after confirmed.

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