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Raian Ionescu

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コンタクトパーソン : Gao

電話番号 : 18068357371

Whatsapp : +8618068357371

EN 10204-3.1 Certificated 17CrNiMo6 Alloy Steel Round Bar with Polished Surface and OD 6-630mm

最小注文数量	1トン
価格	US $945-1,106 / Ton

商品の詳細

直径	13～300mm	長さ	6Mまたは注文
化学組成c	0.15～0.20	化学組成si	≤ 0.40
化学組成mn	0.40～0.60	化学組成CR	1.50～1.80
化学組成mo	0.25-0.35	化学成分 Ni	1.40～1.70
抗張力	980～1270MPa	収穫ポイント	780MPa
伸長	11%	衝撃試験	45～50J
硬度	HRC28-32	標準化温度	840～890℃
焼却温度	630～650℃
ハイライト	EN 10204-3.1 Certificated Alloy Steel Round Bar , Polished Surface 17CrNiMo6 Steel Bar , OD 6-630mm 1.6587 Alloy Steel Bar

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製品の説明

EN 10204-3.1 Certified 17CrNiMo6 Alloy Steel Bar 1.6587 Alloy Round Steel Bar

Product Specifications

Diameter: 13 - 300mm

Length: 6m or custom cutting as requested

Grade: Alloy Steel

Services: Cutting, polishing, packing, heat treatment

Brands: BAOSTEEL, XINGCHENG, DSS, CHONGQING, XNSS, HLXT, etc.

Standards: GB, ASTM, JIS, EN, DIN

Company Type: Storage company and processing service

17CrNiMo6/1.6587 Steel is a heat treatable, low alloy steel containing nickel, chromium and molybdenum according to DIN Germany standard. This material is known for its toughness and capability of developing high strength in the heat treated condition while retaining excellent fatigue strength. 17CrNiMo6/1.6587 Steel is widely used in heavy duty applications including shafts, gears, axles, spindles, couplings, and pins.

Chemical Composition per 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 Specifications

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 for 17CrNiMo6/1.6587

Nominal normalizing temperature: 840-890°C
Hold the temperature for several hours
Cooling in the air

Annealing for 17CrNiMo6/1.6587

Nominal annealing temperature: 630-650°C
Cool slowly in the furnace
Maximum Brinell hardness of 229

Hardening and Tempering (QT) for 17CrNiMo6/1.6587

Nominal hardening temperature: 830-865°C
Hold at this temperature then quench in oil
Tempering as soon as possible when temperature lowers to ambient temperature
Heat the steel carefully to a suitable temperature selected by reference to a tempering chart or table
The usual tempering temperature is 600°C depending on actual requirements
Keep the material out of the furnace, then cool in the air

Mechanical Properties (For 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 suitable for 20″ container; above 6000mm suitable for 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

A material test report (Inspection Certificate EN 10204 3.1) will be provided, documenting the following:

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, including materials from major steel mills such as Ling Steel, Xuan Steel, Benshan Steel, Tiangang, Shandong Luli Steel, Rongcheng Steel, Professional, Handan, Laigang, Jiyuan Steel and other major steel mills. We are designated agents in Tianjin with monthly sales of 40,000-60,000 tons of various steel products.

We maintain more than 4 warehouses for stock with approximately 30 product grades kept in stock long-term

Over 800 sizes ensure short delivery times for clients

Dedicated processing warehouse for steel round bar processing including cutting, polishing, and heat treatment

Global sales network serving machinery, standard parts, automotive, gears, forging, hardware tools and other industries

Popularly Used Grades We Manufacture

We manufacture a comprehensive range of steel grades including EN series, C series, S series, SAE/AISI standards, BS970 standards, ASTM standards, DIN standards, GOST standards, and various specialty alloys to meet diverse industrial requirements.

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