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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"}}
{"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"}}
34CrNiMo6 200mm Bright Square Bar - AISI 4340 Alloy Steel
High-quality 34CrNiMo6 (DIN 1.6582) alloy steel square bars manufactured according to EN 10083-3 standards. This nickel-molybdenum alloy steel offers exceptional strength and comprehensive mechanical properties for demanding industrial applications.
Straightness deviation: Maximum 2mm/meter with 360° rotary device
Heat Treatment Processes
Hardening & Tempering
Heat uniformly to 850°C
Quench in oil
Reheat to 550°C and soak for minimum 2 hours
Cool in furnace
Annealing
Heat thoroughly to 800-850°C
Cool slowly to 550°C
Complete annealing in air
Normalizing
Heat to 850°C
Cool to room temperature in air
Quality Certification
Chemical composition per DIN 7527-6, EN 10250-3
Complete mechanical properties testing
Non-metallic inclusions analysis
Grain size: Minimum 5, preferred 8 (DIN 50601)
360° ultrasonic testing per EN 10228-3
Impact testing on three ISO-V samples at +20°C
Industrial Applications
34CrNiMo6 steel is ideal for high-stress components including transmission systems, tractor motors, automotive parts, and mining equipment. Common applications include:
High-load shafts and connecting rods
Carburized gears and pinions
Engine camshafts and crankshafts
Bearings and piston rings
Surface-hardened wear-resistant components
Oil drilling equipment and mining tools
Forging Guidelines
Carefully preheat material
Raise forging temperature to 1150-1200°C
Maintain temperature above 850°C during forging
Why Choose Our 34CrNiMo6 Alloy Steel?
Quality Assurance: Materials sourced directly from certified steel manufacturers
Competitive Pricing: High-quality products at affordable prices
Fast Delivery: Priority treatment for all orders with shortest lead times
ISO 9001 Certified: Continuous quality management system improvements
Comprehensive Services: Cutting, sizing, machining, and heat treatment available
Flexible Orders: Any size, any length with fast shipping
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...
