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{"title":"ASTM A29\/A29m Hot Rolled Alloy Steel Round Bars SAE4340 10-350mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/bb\/a1\/eb9afbd48509c13f9c6fa7b71d79-200x200-1\/astm_a29_2fa29m_hot_rolled_alloy_steel_round_bars_sae4340_10_350mm.jpg","attrs":{"Brand Name":"DELTA","Model Number":"SAE4340","Certification":"ISO","Place of Origin":"China"}}
{"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"}}
AISI 4820 Alloy Steel Bar - Peeled/Turned 18CrNiMo7-6 Round Bar
17CrNiMo6 steel round bar hot rolled alloy bar, also known as 17Cr2Ni2MoA, meets grade specifications for 18CrNiMo7-6 (1.6587) case hardening steel according to EN 10084:2008 standards.
Technical Specifications
Grade Information
Grade
18CrNiMo7-6
Number
1.6587
Classification
Alloy special steel
Standard
EN 10084:2008 Case hardening steels
Chemical Composition (%) - EN 10084-2008
C
Si
Mn
Ni
P
S
Cr
Mo
0.15 - 0.21
max 0.4
0.5 - 0.9
1.4 - 1.7
max 0.025
max 0.035
1.5 - 1.8
0.25 - 0.35
Mechanical Properties
Nominal thickness (mm)
to 16
Rm - Tensile strength (MPa)
1200
Brinell hardness (HBW): (+S)
255
Brinell hardness (HBW): (+A)
229
Brinell hardness (HBW): (+TH)
179 - 229
Brinell hardness (HBW): (+FP)
159 - 207
International Equivalent Grades
EU EN
Germany DIN
France AFNOR
England BS
Italy UNI
China GB
Finland SFS
Inter ISO
18CrNiMo7-6
17CrNiMo6 17CrNiMo7
18NCD6
820A16
18NiCrMo7
17Cr2Ni2Mo
511
18CrNiMo7
Product Gallery
General Applications
This alloy steel is widely used in transmission systems, tractor motors, and small to medium automotive applications. It serves as an alternative to 12CrNi3 for higher-class carburization and cyanide carburizing parts including:
Oil drilling equipment components
Mining claws and cones
Carburized gears and pinions
Shafts and bearings
Piston rings and ring gears
Crankshafts and other critical components
Available Stock Sizes
Round bar diameters: 12-380mm
Material Conditions & Surface Treatments
Our steel materials are available in various sizes and conditions including round bars, flat bars, plates, and blocks. Conditions range from pre-hardened, hot rolled, annealed, quenched and tempered to surface treatments such as black, pre-machined, grinding, and polished finishes.
Quality & Service Advantages
Quality Assurance
Materials sourced directly from government-owned steel mills with ISO 9001 certified quality management systems.
Timely Delivery
Speedy processing and shipment with priority treatment for all orders, ensuring shortest possible lead times.
Value-Added Services
Comprehensive support including metal cutting, sizing, machining (blanking, milling, grinding), heat treatment, and sawing services.
Flexible Ordering
Orders of any size or length accepted with unique inventory of specialty steel and excellent customer service.
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...