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Raian IonescuMaterial quality very good. we have cooperate more than 10 Years. They trade lots kinds of steel material. All material quality good. They duty for all material quality. We are planing continue cooperate with them in the future
17CrNiMo6 Alloy Steel Round Bar with Polished Surface and OD 6-630mm Hot Rolled Steel Rod
Product Details
| Diameter | 13 - 300mm | Length | 6m Or Custom |
|---|---|---|---|
| Chemical Composition C | 0.15-0.20 | Chemical Composition Si | ≤ 0.40 |
| Chemical Composition Mn | 0.40-0.60 | Chemical Composition Cr | 1.50-1.80 |
| Chemical Composition Mo | 0.25-0.35 | Chemical Composition Ni | 1.40-1.70 |
| Tensile Strength | 980-1270MPa | Yield Point | 780MPa |
| Elongation | 11% | Impact Test | 45~50J |
| Hardening Temperature | 830-865°C | Tempering Temperature | 600°C |
| Brinell Hardness | 229 Max | ||
| Highlight | 17CrNiMo6 Alloy Steel Round Bar,OD 6-630mm Steel Rod,Polished Surface Hot Rolled Steel Bar |
||
Product Description
17CrNiMo6 Alloy Steel Round Bar - Hot Rolled & Forged Steel Rod
17CrNiMo6/1.65827 Steel is a heat-treatable, low alloy steel containing nickel, chromium, and molybdenum according to DIN Germany standard. Known for its toughness and capability of developing high strength in heat-treated conditions while retaining excellent fatigue strength, this material is widely used in heavy-duty applications.
Product Specifications
| Diameter | 13 - 300mm |
| Length | 6m or custom cutting available |
| Grade | Alloy Steel |
| Our Services | Cutting, polishing, packing, heat treatment |
| Brand | BAOSTEEL, XINGCHENG, DSS, CHONGQING, XNSS, HLXT, etc. |
| Standard | GB, ASTM, JIS, EN, DIN |
| Company Type | Storage company and processing service |
Applications
17CrNiMo6/1.6587 Steel is extensively used in heavy-duty shafts, gears, axles, spindles, couplings, pins, and other critical components requiring high strength and fatigue resistance.
Chemical Composition (DIN 17210 - Case Hardening Steels)
| Grade | Number | C | Si | Mn | P | S | Cr | Mo | Ni |
|---|---|---|---|---|---|---|---|---|---|
| 17CrNiMo6 | 1.6587 | 0.15-0.20 | ≤ 0.40 | 0.40-0.60 | ≤ 0.035 | ≤ 0.035 | 1.50-1.80 | 0.25-0.35 | 1.40-1.70 |
Size, Tolerance & Processing
| Shape | Size (mm) | Process | Tolerance | Length (mm) |
|---|---|---|---|---|
| Round | Φ6-Φ50 | Cold Drawn | H11 | 3000-5800 |
| Round | Φ40-Φ300 | Hot Rolled | -0/+3mm | 3000-10000 |
| Round | Φ120-Φ1000 | Hot Forged | -0/+3mm | 3000-10000 |
| Flat/Square/Block | Thickness: 120-800 Width: 120-1500 | Hot Forged | -0/+3mm | 500-6000 |
Heat Treatment Processes
Normalizing
- Nominal normalizing temperature: 840-890°C
- Hold temperature for several hours
- Cooling in air
Annealing
- Nominal annealing temperature: 630-650°C
- Cool slowly in furnace
- Maximum Brinell hardness of 229
Hardening and Tempering (QT)
- Nominal hardening temperature: 830-865°C
- Hold at temperature then quench in oil
- Temper as soon as temperature reaches ambient
- Heat to suitable temperature per tempering chart
- Usual tempering temperature: 600°C (depending on requirements)
- Remove from furnace and cool in air
Mechanical Properties (Reference Only)
- Tensile strength: 980-1270MPa
- Yield point: 780MPa
- Percentage reduction of area after fracture: 40%
- Elongation after fracture: 11%
- Impact test (+20°C): Longitud - 45~50J
Delivery Conditions
- Shape: Round, Square, Flat, Shafts, Rollers, Blocks
- Surface condition: Black surface, Bright surface
- Heat Treatment: Normalized, Annealed, QT
- Straightness: Max 3mm/m (Enhanced straightness available on request)
- Length: 3000-5800mm (20″ container), above 6000mm (40″ container)
- Grain Size: 5-8 acc to ASTM E112-96
- Typical Hardness: HRC28-32
- Ultrasonic Standard: Sep1921/ASTM A388/EN 10228-3
- Non Metallic Inclusion: 2 max acc to ASTM E45 / K4≤20 acc to DIN 50602
- Forging Ratio: minimum 4:1
- Marking: Grade, Weight, Length, Size, Heat Number
Quality Certification
Material test report (Inspection Certificate EN 10204 3.1) provided, documenting:
- Chemical analysis
- Mechanical properties
- Surface hardness
- Non Metallic Inclusion
- Heat Treatment Process
- Grain size
- Forging ratio
- NDE test method/criteria
Company Information
Our company specializes in all kinds of round steel, with materials sourced from major steel mills including Tiangang, Shandong Luli Steel, Rongcheng Steel, Handan, Laigang, Jiyuan Steel, and other premium special steel manufacturers. Monthly sales volume ranges from 40,000-60,000 tons.
We maintain over 4 warehouses for stock management with approximately 30 product grades consistently available and more than 800 sizes to ensure short delivery times for clients.
Our dedicated processing warehouse provides comprehensive services including cutting, polishing, and heat treatment.
Our global sales network serves various industries including machinery, standard parts, automotive, gears, forging, and hardware tools.
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