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{"title":"EN DIN Standard 41CrAlMo7 Alloy Steel Round Bar Diameter 10 - 350mm SCM645 Alloy","imgUrl":"https:\/\/img.chinax.com\/nimg\/86\/8a\/f384d75ceea894a15b4f1ea6423b-200x200-1\/en_din_standard_41cralmo7_alloy_steel_round_bar_diameter_10_350mm_scm645_alloy.jpg","attrs":{"Brand Name":"DELTA","Model Number":"41CrAliMo7","Certification":"ISO","Place of Origin":"China"}}
{"title":"25Cr2MoVA \/ DIN1.8159 Alloy Steel Round Bar Hot Rolled Diameter 20 - 350mm in 6m","imgUrl":"https:\/\/img.chinax.com\/nimg\/55\/19\/5e678c170e39068beeabe330b547-200x200-1\/25cr2mova_2f_din1_8159_alloy_steel_round_bar_hot_rolled_diameter_20_350mm_in_6m_length.jpg","attrs":{"Brand Name":"DELTA","Model Number":"DIN 1.8159 (25CrMoV6-4) \/ 25Cr2MoVA","Certification":"ISO","Place of Origin":"China"}}
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GCr15 Round Bar - High Carbon Chromium Bearing Steel
GCr15/SAE52100/EN31 alloy steel round bar is a premium bearing steel with excellent mechanical properties and wear resistance for demanding industrial applications.
Product Overview
GCr15 is a high carbon chromium bearing steel with optimized alloy content. After quenching and low temperature tempering, it delivers high hardness, uniform microstructure, superior wear resistance, and exceptional contact fatigue performance.
Key Features
Widely used high carbon chromium bearing steel with excellent performance and cost-effectiveness
High hardenability and comprehensive mechanical properties
Excellent machinability after spheroidizing annealing process
High hardness, uniform structure, superior wear resistance, and high contact fatigue performance after heat treatment
Superior hot working performance for manufacturing flexibility
International Standards Equivalents
Chinese
American
German
Japanese
GB GCr15
AISI SAE52100
DIN 100Cr6/EN31
JIS SUJ2
Chemical Composition (%)
Grades
C
Si
Mn
P
S
Cr
Mo
Cu
Ni
GCr15/52100
0.95-1.05
0.15-0.35
0.2-0.4
≤0.027
≤0.02
1.3-1.65
≤0.1
≤0.25
≤0.3
100Cr6
0.95-1.05
0.15-0.35
0.25-0.45
≤0.025
≤0.025
1.4-1.65
≤0.08
≤0.25
≤0.3
Heat Treatment Specifications
Quenching
Tempering
Heating Temperature/ºC
Cooling
Hardness/HRC
Heating Temperature/ºC
Cooling
Hardness/HRC
830-850
Oil
62-65
150-190
Air
58-62
Typical Applications
Manufacturing bearing rings and rolling elements for internal combustion engines, electric motors, automotive systems, tractors, and industrial machinery
Production of rolling mill bearings, boring machine components, mining equipment, and general machinery applications
High load and high speed rotating mechanical transmission bearings
Tool manufacturing including punching dies and precision measuring instruments
Available Stock Sizes
Product Form
Dimension
Size Range
Round Bar
Diameter
16-280mm
Length
4000-10000mm
Flat Steel
Thickness
8-200mm
Length
3000-4000mm
Why Choose Our GCr15 Bearing Steel?
Quality Assurance from Government-Owned Steel Mills
We meticulously source materials exclusively from certified steel manufacturers to ensure consistent quality and reliability in every steel product we supply. Our two decades of industry experience demonstrate our commitment to delivering both superior quality and competitive pricing.
Speedy and Timely Delivery
We prioritize every business transaction and ensure prompt delivery of both raw materials and finished products with machining or heat treatment services. Your purchase orders are processed efficiently for the shortest possible lead times.
Quality Commitment
Our ISO 9001 certified quality management system undergoes continuous improvement and regular audits to maintain the highest standards. We are committed to delivering competitive products that meet our customers' demanding quality requirements.
Our Comprehensive Services
We provide quality specialty steel for all industrial sectors with flexible order quantities and fast shipping. Our unique inventory of specialty steels is complemented by value-added services including metal cutting, sizing, machining (blanking, milling, grinding), heat treatment, and precision sawing for both small and large quantities.
Contact Us for Latest Pricing and Technical Details NOW!
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative... Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative...
