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Our 34CrNiMo6 alloy structural steel is a premium engineering material renowned for its exceptional durability and strength. Also identified by material number 1.6582 steel, this versatile metal is specifically designed to handle extreme mechanical stress and persistent fatigue. Produced through rigorous EAF, LF, and VD routing, it ensures a highly purified internal structure suitable for demanding industrial projects. We maintain comprehensive control over the forging and hot rolling processes to deliver materials that consistently meet strict global specifications and customer expectations.
Production Route: | EAF+LF+VD ,Forged or Hot Rolled |
Heat Treatment: | Quenched+ Tempered or Annealed |
Hardness: | acc. to customer requirement |
UT Standards: | Sep 1921 Class3 D/d |
Surface Condition: | Black surface or machined |
Size Range: | |||
Flat | Round | ||
Forged | Thickness: | 150-650mm | Φ200-700mm |
Width: | 400-1600mm | ||
Rolled | Thickness: | 12-200mm | Φ12-250mm |
Width: | 150-2300mm | ||
Chemical Composition | C | Si | Mn | Cr | Mo | P | S | Ni | Cu |
1.6582 | 0.30~0.38 | ≤0.40 | 0.40~0.70 | 1.40~1.70 | 0.15~0.30 | ≤0.035 | ≤0.035 | 1.40~1.70 | |
34CrNiMo6 | 0.30~0.38 | ≤0.40 | 0.40~0.70 | 1.40~1.70 | 0.15~0.30 | ≤0.035 | ≤0.035 | 1.40~1.70 | |
SNCM439 | 0.36~0.43 | 0.15~0.30 | 0.60~0.90 | 0.60~1.00 | 0.15~0.30 | ≤0.03 | ≤0.03 | 1.60~2.00 | ≤0.30 |
The advanced chemical composition of our nickel-chromium-molybdenum alloy allows exceptionally large cross-sections to achieve uniform strength after quenching and tempering. This deep hardenability ensures that structural integrity remains consistent throughout the entire thickness of the steel. It consistently reaches a remarkable tensile strength ranging between 1000 and 1300 MPa. Such capabilities position it as one of the most reliable high-tensile steel options available globally for massive industrial components.
Incorporating precisely balanced nickel into the matrix guarantees outstanding impact toughness, even when operating in severely low-temperature environments. Simultaneously, the strategic addition of molybdenum effectively prevents temper brittleness during the heat treatment cycle. These combined elemental properties ensure that our steel can absorb significant dynamic loads without succumbing to catastrophic failure. Engineering teams frequently specify this material when safety and long-term mechanical reliability are non-negotiable requirements.
The renewable energy sector demands components that can withstand relentless dynamic forces over decades of continuous operation. Our steel is widely utilized in crafting heavy-duty wind turbine main shafts and critical large gears within gearboxes. The material's innate fatigue resistance ensures uninterrupted power generation under fluctuating wind loads and harsh weather conditions.
Massive equipment relies heavily on internal components that will not deform under immense operational torque. Manufacturers utilize this steel grade to forge heavy-duty crankshafts for large diesel engines, robust transmission axles, and industrial spindles. Additionally, it serves as the foundational material for high-tensile bolts and drive pinions across various general engineering applications.
Partnering with an experienced forged steel distributor ensures seamless access to premium materials backed by complete industrial chain integration. Functioning as the sales division for Hubei Zhongye Mill, we leverage a massive 1.6 million square meter facility equipped with advanced ESR furnaces and heavy forging presses. Our dedicated independent laboratory conducts comprehensive UT tests, chemical analyses, and mechanical evaluations to guarantee compliance with international standards.
With over fifteen years of dedicated export experience, our team understands the nuanced logistical requirements of global manufacturing clients. We maintain a robust inventory of approximately 2000 tons of various tool and structural materials to expedite order fulfillment. Clients benefit from our pre-shipment inspection warehouse, ensuring that every batch meets exact surface condition and dimensional tolerance requests before international dispatch.
We produce materials that adhere strictly to widely recognized global standards including GB, DIN, ATSM/AISI, EN, ISO, and JIS. Our independent laboratory meticulously verifies these standards prior to any dispatch.
You can request multiple surface finishes tailored to your exact machining requirements. We routinely supply materials in black surface, peeled, grinded, turned, or precision finish milled conditions.
The typical minimum order quantity is established at approximately 25 tons, which equates to a standard shipping container. You have the flexibility to mix different types of steel to reach this required volume.
Our quality control team performs thorough pre-shipment inspections directly within our dedicated loading warehouse. This includes mandatory ultrasonic testing applied according to Sep 1921 Class 3 standards to detect any internal flaws.
We gladly provide material samples to support your engineering and qualification processes at no material cost. The associated express delivery charges will simply be borne by the receiving party.
