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{"title":"25Cr2MoVA Alloy Steel Round Bar Diameter 10 - 300mm Custom Cutting in Length","imgUrl":"https:\/\/img.chinax.com\/nimg\/b7\/8f\/c374af89362ac900e00ce51f86b6-200x200-1\/25cr2mova_alloy_steel_round_bar_diameter_10_300mm_custom_cutting_in_length.jpg","attrs":{"Brand Name":"DELTA","Model Number":"DIN 1.8159 (25CrMoV6-4) \/ 25Cr2MoVA","Certification":"ISO","Place of Origin":"China"}}
{"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"}}
{"title":"EN 1.8507 (34CrAlMo5-10) Nitriding Steel Round Bar Diameter 10 - 300mm Custom","imgUrl":"https:\/\/img.chinax.com\/nimg\/25\/c9\/4f41b121bc96fda3bc795edf2de2-200x200-1\/en_1_8507_2834cralmo5_10_29_nitriding_steel_round_bar_diameter_10_300mm_custom_cutting.jpg","attrs":{"Brand Name":"DELTA","Model Number":"34CrAlMo5-10 \/ 1.8507","Certification":"ISO","Place of Origin":"China"}}
High-quality SAE52100/100Cr6/GCr15 alloy steel round bars, flat bars, and engineering steels for demanding industrial applications.
Product Overview
GCr15 is a high carbon chromium bearing steel with excellent performance characteristics. After quenching and low temperature tempering, it delivers high hardness, uniform structure, superior wear resistance, and outstanding contact fatigue performance.
Key Features
Widely used high carbon chromium bearing steel with excellent performance and minimal alloy content
High hardenability and comprehensive performance characteristics
Excellent machinability after spheroidizing annealing
High hardness, uniform microstructure, superior wear resistance, and high contact fatigue performance after heat treatment
Superior hot working performance
International Standards Equivalents
Chinese (GB)
American (AISI)
German (DIN)
Japanese (JIS)
GCr15
SAE52100
100Cr6/EN31
SUJ2
Chemical Composition
Grade
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 (°C)
Cooling
Hardness (HRC)
Heating Temperature (°C)
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 applications, tractors, machine tools, rolling mills, boring machines, mining machinery, and general machinery
High-load and high-speed rotating mechanical transmission bearings
Tool manufacturing including punching dies and measuring instruments
Available Stock Sizes
Product Type
Dimension
Size Range
Length
Round Bar
Diameter
16-280mm
4000-10000mm
Flat Steel
Thickness
8-200mm
3000-4000mm
Why Choose Our Bearing Steel?
Quality Assurance
We source materials exclusively from government-owned steel mills to ensure consistent quality and reliability in every steel product we supply.
Competitive Pricing
We understand the importance of providing both superior quality and affordable pricing, backed by two decades of customer satisfaction.
Timely Delivery
We prioritize every order to ensure speedy delivery, whether for raw materials or finished products with machining or heat treatment services.
Quality Commitment
Our ISO 9001 certified quality management system ensures continuous improvement and consistent product quality through regular audits and recertification.
Our Services
We provide quality specialty steel for all industries with comprehensive value-added services:
Orders of any size or length with fast shipping
Unique inventory of specialty steel products
Value-added services: metal cutting, sizing, machining (blanking, milling, grinding), and heat treatment
Sawing services for small or large quantities, including sawing-to-size
Excellent customer service and technical support
Contact Us for Latest Pricing and Technical Details
Get competitive quotes and comprehensive product information for your specific application requirements.
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...
