1.2067 (102Cr6) Forged Forging Parts | ISO 9001 Certified China Open Die Forging Manufacturer

About 1.2067 (102Cr6) Spheroidal Bearing Steel & Our Forging Capabilities

Jiangsu Liangyi Co., Limited is a professional ISO 9001:2015 certified manufacturer of 1.2067 (102Cr6, 102 Cr 6) open die forging parts and seamless rolled steel forged rings in China, with over 25 years of specialized forging experience and products exported to more than 50 countries across Europe, North America, the Middle East, Asia Pacific, and Africa.

1.2067 (also known as 102Cr6) is a high-grade spheroidal bearing steel with exceptional comprehensive performance: high through-hardening capability, superior surface hardness, excellent abrasion resistance, good dimensional stability, and relatively easy machinability in the soft annealed condition. This material is the global industry standard for high-precision bearings and other pressure & friction-resistant components operating in non-elevated temperature environments, with an optimal applicable section thickness up to 30mm.

1.2067 (102Cr6) Steel: Full Material Specification & Global Equivalent Grades

Chemical Composition of 102Cr6 (1.2067) Steel (Tightened Control)

Room Temperature Mechanical Properties (After Standard Quenching & Tempering)

Global Equivalent Grades for 1.2067 (102Cr6) Bearing Steel

• European Standard (EN/DIN): 1.2067, 102Cr6
• US Standard (AISI/ASTM): AISI 52100, UNS G52986
• Japanese Standard (JIS): SUJ2
• Chinese Standard (GB): GCr15
• International Standard (ISO): 100Cr6

Applicable Production & Material Standards

• EN 10132-4: 2000 (Cold rolled narrow steel strip for heat treatment)
• EN ISO 4957: 2000 (Tool steels)
• EN 10083-3: 2006 (Quenched and tempered steels - Alloy steels)
• ASTM A295 (Standard Specification for High-Carbon Anti-Friction Bearing Steel)
• API 6A (Specification for Wellhead and Christmas Tree Equipment)

Custom 1.2067 102Cr6 Forged Products: Full Manufacturing Capability & Dimensions

We manufacture a full range of 1.2067 (102Cr6) forged steel products based on international standards and customer technical drawings, covering all types of open die forgings and seamless rolled rings. Following are our main product lines and detailed manufacturing capability:

102Cr6 Forged Bars & Rods

We supply high-precision 102Cr6 forged steel round bars, square bars, flat bars, rectangular bars and step rods, fully customizable for your specific application requirements.

• Max forging diameter: up to 2000mm (2 meters)
• Max length: up to 12 meters
• Single-piece weight: 30kg to 30 tons
• Full compliance with EN/DIN/ASTM standards
• EN 10204 3.1 / 3.2 mill test certificate available

1.2067 Seamless Rolled Forged Rings

We produce high-strength 1.2067 seamless rolled forged rings and open die forged rings, and they are the best choice material for bearing rings, gear rings, valve seat rings, and other important rotating & pressure components.

• Max outer diameter: up to 6000mm (6 meters)
• Max height: up to 1500mm
• Single-piece weight: up to 30 tons
• Seamless rolled structure for superior mechanical performance and fatigue resistance
• EN 10204 3.1 / 3.2 mill test certificate available

102Cr6 Hollow Forged Components

Our 102Cr6 hollow forged products include forged hubs, housings, shells, sleeves, bushes, heavy-wall cylinders, hollow bars, seamless pipes and tubes, and they are used for high-pressure and high-speed rotating applications.

• Max outer diameter: up to 3000mm
• Wall thickness: customizable from 20mm to 800mm
• Max length: up to 8 meters
• Seamless forged structure to avoid weld defects and improve structural integrity

1.2067 Forged Discs, Blocks & Plates

We custom manufacture 1.2067 forged discs, disks, blocks, plates and flats, with fully customizable dimensions to meet your unique project requirements.

• Max diameter for discs: up to 2500mm
• Max thickness for blocks/plates: up to 1200mm
• Single-piece weight: 30kg to 30 tons
• Uniform forging structure to ensure consistent hardness and mechanical properties

102Cr6 Custom Forged Shafts

We supply high-performance 102Cr6 forged gear shafts, transmission shafts, spindles, step shafts, roll shafts and other custom forged shafts, and they are the best choice material for heavy machinery, transmission systems and power equipment.

• Max diameter: up to 1800mm
• Max length: up to 15 meters
• Max weight: up to 30 tons
• 100% UT testing for full length of every shaft
• Custom CNC machining and heat treatment available

Global GEO Market Compliance & Tailored Regional Solutions for 1.2067 Forgings

We provide fully tailored 1.2067 (102Cr6) forging solutions for global markets, and all parts meet regional standards, certification requirements, and local industry norms. Following are our dedicated regional solutions:

Advanced Open Die Forging & Custom Heat Treatment Process for 102Cr6 Steel

We have a complete state-of-the-art in-house production line for 1.2067 (102Cr6) open die forgings, with advanced equipment and strict ISO 9001:2015 process control to guarantee optimal material performance and dimensional accuracy.

Open Die Forging & Seamless Ring Rolling Process

• Steel Melting: 30t EAF (Electric Arc Furnace) + LF (Ladle Furnace) refining + VOD (Vacuum Oxygen Degassing), to guarantee ultra-low impurity content and uniform chemical composition
• Forging Temperature Control: Initial forging temperature 1100-1150℃, final forging temperature ≥850℃, to avoid grain coarsening and internal forging cracks
• Forging Ratio: Minimum forging ratio ≥3:1, for critical rotating components ≥5:1, to break down cast structure and improve internal density and mechanical properties
• Forging Equipment: 2000T/4000T/6300T hydraulic forging presses, 1T-9T electro-hydraulic forging hammers, 1M-5M seamless ring rolling machines

Custom Heat Treatment Process for 102Cr6 Steel

We provide fully tailored heat treatment solutions based on your specific application requirements, to get the improved balance of hardness, toughness and wear resistance:

• Soft Annealing: Heat to 720-750℃, slow cool in furnace to below 550℃, then air cooling. Max hardness is 225 HB, which is the best choice for subsequent rough and finish CNC machining.
• Stress Relieving: Heat to 640-660℃, hold for 1-2 hours, then air cooling. Deletes machining residual stress, reduces dimensional distortion during final heat treatment.
• Hardening: Heat to 790-820℃ (thin sections, not exceeding 15mm) or 820-860℃ (thick sections, 15-30mm) to austenitizing temperature, then quench in oil or water. Hardness after quench: 63-67 HRC.
• Tempering: Tempering temperature 150-300℃, fully customized according to hardness and application required:
  • 150-200℃: 60-65 HRC (for high-wear bearing components and rolling elements)
  • 200-250℃: 58-62 HRC (for tool & die components, shear blades, and cutting knives)
  • 250-300℃: 56-60 HRC (for high-toughness shaft components and gear shafts)

Industry Applications & Verified Global Project Cases of 102Cr6 (1.2067) Forgings

1.2067 (102Cr6) forged parts are widely used in bearing manufacturing, rolling mill equipment, oil & gas, valve & pump, tool & die, power transmission, rail transit and other high-demand industries. Following are our verified global project cases:

Bearing Manufacturing Industry (European Market - Germany)

1.2067 (102Cr6) is the global main material for high-precision industrial bearings, with excellent wear resistance, fatigue resistance and dimensional stability. We supply 1.2067 forged bearing rings, sleeves, and rolling element blanks for global leading bearing manufacturers.

Verified Project Case: We have supplied over 2200 tons of 102Cr6 forged bearing rings and sleeves to a large industrial gear box bearing manufacturer from Germany. All products are within the requirements of EN ISO 4957, austenitic grain size controlled to Grade 7 or better, hardness controlled to ±1.5 HRC and all products are 100% UT and MT inspected. These products are used in high-precision bearings of wind turbine and industrial robot gearboxes and we have secured a five-year long-term repeat order agreement with the customer.

Rolling Mill & Steel Processing Industry (Asia Pacific Market - Australia)

We produce high-wear resistant 102Cr6 forged work rolls, roll sleeves, backup rolls, and shear blades for hot and cold rolling mills, with high surface hardness, impact resistance and fatigue resistance to meet the harsh working conditions of continuous steel rolling production lines.

Verified Project Case: We customized 1.2067 forged work rolls and roll sleeves for a large integrated steel mill in New South Wales, Australia. The rolls have a maximum weight of 12.5 tons for a single piece, with a diameter of 860 mm and a length of 3250 mm. The products are fully forged and heat treated and 100% UT/MT non-destructive tested. Surface hardness is 60-62 HRC and uniform hardness distribution is ±2 HRC. After installation the service life of the rolls increased by 48% compared with the original products, which greatly improved the rolling efficiency and reduced the customer’s maintenance cost and production downtime.

Oil & Gas Valve Industry (Middle East Market - Saudi Arabia)

We manufacture high-pressure resistant 1.2067 forged valve balls, valve bodies, valve bonnets, valve stems, valve seat rings, and valve cores for oil & gas wellhead equipment and pipeline projects, with excellent pressure resistance, wear resistance and corrosion resistance under high-pressure and abrasive working conditions.

Verified Project Case: We supplied over 850 sets of 102Cr6 forged valve balls and seat rings for a large onshore oil field project in Saudi Arabia. All products were manufactured to API 6A 10000 PSI dimensional and material requirements, with NACE MR0175 compatible material selection for sour service, and passed 100% UT/PT non-destructive testing. The products are used in wellhead Christmas tree equipment, and have maintained stable operation in harsh high-pressure and abrasive working conditions for more than 3.5 years.

Pump & Fluid Handling Industry (North American Market - USA)

Our 102Cr6 forged pump components include pump casings, impellers, pump shafts, wear rings, pump barrels, and pump housings. All  parts have excellent erosion resistance and wear resistance ,and they are used for industrial centrifugal pumps, chemical pumps, and mining slurry pumps.

Verified Project Case: We customized 1.2067 forged pump impellers, shafts and wear rings for a leading industrial mining pump manufacturer in Texas, USA. The products are used in heavy duty slurry pump for copper and gold mining application. Hardness is 58-60 HRC after optimized quenching and tempering process, and strict dimensional tolerance control within IT6 grade. The products significantly improve the wear resistance and service life of the flow-through parts of the pump, reducing the customer’s maintenance frequency by 42% and total maintenance cost by 38%.

Tool & Die Manufacturing Industry (Southeast Asian Market - Thailand)

1.2067 steel is the best choice material for cold work tool and die manufacturing, with high hardness, and it has wear resistance, and good dimensional stability. We supply 1.2067 forged cold forming dies, stamping dies, shear blades, cutting knives, taps and scrapers.

Verified Project Case: We supplied over 550 tons of 102Cr6 forged die blocks and shear blades for multiple automotive stamping manufacturers in Rayong, Thailand. The products are used for cold stamping dies for automotive body panels and structural parts, with a hardness of 60-64 HRC after optimized quenching and tempering process, and consistent hardness distribution within ±1.5 HRC. The lifetime of the dies is more than 45% higher than that of ordinary die steel, reducing the customer's die replacement cost and production downtime.

Rail Transit & Power Transmission Industry (Chinese Domestic Market)

We produce high-strength 102Cr6 forged gears, gear shafts, electric locomotive transmission shafts, and spindles, with high tensile strength, fatigue resistance and impact resistance for heavy-duty power transmission systems in rail transit and industrial machinery.

Verified Project Case: For a leading rail transit equipment enterprise in Jiangsu, China, we produced 1.2067 forged transmission shafts for electric locomotives. The shafts have a max length of 8.2 m, max diameter of 385mm and single piece weight of 2.9 tons. All products have passed strict mechanical property tests, full length UT flaw detection and 10 million cycle fatigue life testing, meeting the heavy load and high frequency operation requirements of urban rail transit and intercity electric locomotive transmission systems.

Strict Full-Process Quality Control & Inspection System for 1.2067 Forged Parts

To ensure the quality of every single 1.2067 (102Cr6) forged part, our workshop is equipped with advanced international inspection equipment, and we implement a strict ISO 9001:2015 full-process quality control system from raw material incoming inspection to final product packaging and delivery.

Mandatory Inspection Items for Every Batch of 1.2067 Forgings

• Chemical composition analysis: 1 test per heat (using German SPECTROMAXx direct-reading spectrometer)
• Brinell/Rockwell hardness test: 2 tests per bar/forging (one on each end)
• Ultrasonic Testing (UT): 100% full volume inspection, comply with EN 10228-3 or ASTM A388 standard
• Magnetic Particle Testing (MT) / Penetrant Testing (PT): 100% surface inspection for all critical parts
• Macrographic examination: 2 tests per bar (one on each end)
• Austenitic grain size test: both ends of 1 bar from each lot
• Room temperature tensile strength test: 1 test per lot
• High temperature tensile strength test: 1 test per temperature and per lot (as required)
• Charpy V-Notch impact test: 1 set per lot

Compliance & Certification Standards

• EN 10204: Metallic products - Types of inspection documents (MTC 3.1/3.2 available)
• EN ISO 9001:2015: Quality management system certification
• EN 13018: Non-destructive testing - Visual testing - General principles
• EN ISO 148-1: Metallic materials - Charpy pendulum impact test
• EN ISO 6892-1/2: Metallic materials - Tensile testing at room/high temperature
• EN ISO 9712: Non-destructive testing - Qualification and certification of NDT personnel

Frequently Asked Questions (FAQ) about 102Cr6 (1.2067) Forging Parts