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| Item | Specification |
|---|---|
| Product Name | Rocker Arm |
| Application | Cement Mill, Vertical Roller Mill |
| Manufacturing Process | Casting / Forging |
| Material | ZG270-500, ZG310-570, 42CrMo |
| Weight Range | 500 kg - 15,000 kg |
| Surface Hardness | HB 190 - 260 |
| Heat Treatment | Normalizing / Q&T |
| Machining | CNC Machining |
| Inspection | UT / MT / Dimensional |
| Customization | As per drawing or technical requirement |
| Service Mode | Factory Direct Supply |
20+ years experience in large steel casting & forging
Specialized in cement & building material equipment parts
Stable quality for long service life
Factory direct price, reliable delivery
Trusted by international industrial clients
1. Optimized Material Selection
ZG270-500 / ZG310-570 / 42CrMo
High strength + high toughness for shock and vibration resistance
2. Controlled Casting & Forging Process
Scientific riser design to avoid shrinkage and internal defects
Grain refinement for forged rocker arms to enhance fatigue life
3. Advanced Heat Treatment
Normalizing + quenching & tempering
Improves mechanical properties and dimensional stability
4. Precision CNC Machining
Ensures accurate fit with mill systems
Reduces abnormal wear and stress concentration
5. Strict Quality Inspection
Ultrasonic Testing (UT)
Magnetic Particle Testing (MT)
Dimensional inspection before delivery
6. One-Stop Manufacturing Service
Casting / Forging → Heat Treatment → Machining → Inspection → Delivery
With state-of-the-art facilities, including a 120-ton refining furnace, 30 and 80-ton electric arc furnaces, φ8m vertical lathes, and φ10m gear hobbing machines, Tenfaye is equipped with over 100 sets of high-precision equipment.
This enables us to deliver exceptional quality and precision. The annual production capacity is 80,000 tons, of which the one-time organization of molten steel can reach 300 tons, and the maximum weight of a single product is 150 tons.
Tenfaye has achieved ISO9001 international quality management system certification. We take pride in our 2 scientific and technological achievements, recognized by Henan Province, and hold an impressive portfolio of 20 utility model patents. Our dedication to environmental responsibility is evident through our classification as a Class B environmental performance-rated enterprise. The operating rate of Tenfaye has reached over 95%.