AISI 4137 Alloy Steel Round Bar (UNS G41370)

• Type: Alloy Steel Bar
• Standard: ASTM
• Composition: Ferrous Steel Scrap
• Technique: Forged
• Shape: Round, Square, Flat
• Surface Treatment: Black, Grinded, Peeled, Polished, Rough Turned
• Model NO.: 4137
• Special Use: Mold Steel
• Application: Structural Steel Bar
• Similar Grades: Uns G41370
• Size Range: Diameter: 20-480mm
• Quality Standard: ASTM-A29
• Delivery Condition: Annealed, Qunched and Tempered
• Surface Condition: Black, Grinded, Peeled, Polished
• Transport Package: Apply The Shipping Packing
• Specification: Diameter: 20-480mm
• Trademark: FUSHUN
• Origin: Hubei, Huangshi
• HS Code: 7228600000
• Production Capacity: 500tons Per Month

Product Description

Similar Grade:
UNS G41370
Shape: 
Round, Flat, Square.
Size Range:
 

	Diameter(mm)	Thickness (mm)	Width (mm)	Length(mm)
Round	20-480	-	-	2000-5800
Square	20-480	-	-	2000-5800
flat	-	20-50	80-600	2000-5800

 
Steel-making Condition: 
EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:
Annealed , Quenched + Tempered

Surface Condition: 
Black, Grinded, Peeled, Rough turned, Polished

Features:
1.Competitive price
2.Immediate delivery
3.Premium quality
4.Reliable service
5.MOQ: 1 Ton
 
 

Packing details	In seaworthy packing, as your requirement.
Delivery details	within 30-50 days

 

Chemical Composition:

C	Mn	P	S	Si	Cr	Cu
0.35-0.40	0.70-0.90	<= 0.035	<=0.040	0.15-0.35	0.80-1.10	0.15-0.25

 
Mechanical Properties
The mechanical properties of AISI 4137 alloy steel are tabulated below.
 
Properties  Metric
 
Poisson's ratio 0.27-0.30
Hardness, Brinell (annealed and cold drawn) 187-229
Hardness, Knoop (converted from Brinell hardness) 230
Hardness, Rockwell B (converted from Brinell hardness) 94
Hardness, Rockwell C (converted from Brinell hardness, value below normal HRC range, for comparison purposes only) 15
Hardness, Vickers (converted from Brinell hardness) 218
Machinability (based on 100 machinability for AISI 1212 steel) 70
 

Introduction:
Alloy steels comprise a broad spectrum of steels whose compositions are more than the limitations of C, Mo, Cr, Va, Mn, Ni, Si, and B which have been fixed for carbon steels. These steels are more responsive to mechanical and heat treatments than carbon steels.