Audited Supplier
Premium Wear Parts for Concrete Mixers
- Engineered for Superior Performance
Zhongrun company can manufacture blades, lining plates, mixing arms for concrete mixer and asphalt mixer, paver, plant mixer and metallurgy, mining, electric power, auto parts, chemical and other industries.In addition to these standard products, if you provide product drawings, samples, or special requirements, we are able of offering customized products according to customer needs.
blade( paddle scraper) mixing arm liner(lining plate)
Maanshan Zhongrun Intelligent Equipment company is a professional manufacturer of wear parts and a technical service provider for well-known industrial equipment manufacturers around the world, such as SICOMA, BHS, ELKON, SDMIX, TEKA, CONELE, KYC, ELBA, NFLJ.
Our concrete mixer wear-resistant components are designed to deliver unmatched durability in the most demanding mixing environments. Manufactured from advanced high-chromium alloy steel with specialized heat treatment, these parts exhibit exceptional abrasion resistance while maintaining optimal impact toughness. The precision-engineered interlocking design ensures perfect fitment, reducing material leakage and preventing premature wear at connection points.
| model number | tensile strength σb/Mpa | tensile strength 0.2/Mpa | elongation(%) | Fyi | ||
| new model number | equal old model number | minimum value | minimum value | minimum value | HBS Brinell hardness(BHS) | main metallographic structure |
| QT400-18 | QT40-17 | 400 | 250 | 18 | 130-180 | ferritle |
| QT400-15 | - | 400 | 250 | 15 | 130-180 | ferritle |
| QT450-10 | QT42-10 | 450 | 310 | 10 | 160-210 | ferritle |
| QT500-7 | QT50-5 | 500 | 320 | 7 | 170-230 | ferritle+pearlite |
| QT600-3 | QT60-2 | 600 | 370 | 3 | 190-270 | pearlite+ferritle |
| QT700-2 | QT70-2 | 700 | 420 | 2 | 225-305 | pearlite |
| QT800-2 | QT80-2 | 800 | 480 | 2 | 245-335 | pearliteor tempered structure |
| QT900-2 | - | 900 | 600 | 2 | 280-360 | bainite or tempered martensite |
| Chemical composition(Mass fraction)(%) | |||||||||
| C | Si | Mn | Cr | Mo | Ni | Cu | S | P | |
| KmTBN14Cr2-DT | 2.4~3.0 | ≤0.8 | ≤2.0 | 1.5-3.0 | ≤1.0 | 3.3~5.0 | - | ≤0.10 | ≤0.15 |
| KmTBN14Cr2-GT | 3.0~3.6 | ≤0.8 | ≤2.0 | 1.5-3.0 | ≤1.0 | 3.3~5.0 | - | ≤0.15 | ≤0.15 |
| KmTBCr9Ni5 | 2.5~3.6 | ≤2.0 | ≤2.0 | 7.0-11.0 | ≤1.0 | 4.5~7.0 | - | ≤0.15 | ≤0.15 |
| KmTBCr2 | 2.1~3.6 | ≤12 | ≤2.0 | 1.5~3.0 | ≤1.0 | ≤1.0 | ≤1.2 | ≤0.10 | ≤0.15 |
| KmTBCr8 | 2.1~3.2 | 1.5~2.2 | ≤2.0 | 7.0~11,0 | ≤1.5 | ≤1.0 | ≤1.2 | ≤0.06 | ≤0.10 |
| KmlBCr12 | 2.0~3.3 | ≤1.5 | ≤2.0 | 11.0~14.0 | ≤3.0 | ≤2.5 | ≤1.2 | ≤0.06 | ≤0.10 |
| KmTBCr15Mo | 2.0~3.3 | ≤1.2 | ≤2.0 | 14.0~18.0 | ≤3.0 | ≤2.5 | ≤1.2 | ≤0.06 | ≤0.10 |
| KmTBCr20Mo | 2.0~3.3 | ≤1.2 | ≤2.0 | 18.0~23.0 | ≤3.0 | ≤2.5 | ≤1.2 | ≤0.06 | ≤0.10 |
| KmTBCr26 | 2.0~3.3 | ≤1.2 | ≤2.0 | 23.0~30.0 | ≤3.0 | ≤2.5 | ≤2.0 | ≤0.06 | ≤0.10 |
model number | equal old model number | Chemical composition(Mass fraction)(%) | Residual element | ||||
| C≤ | Si≤ | Mn≤ | S≤ | P≤ | |||
| ZG200-400 | 2G15 | 0.20 | 0.50 | 0.80 | 0.04 | 0.04 | Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00 |
| ZG230-450 | ZG25 | 0.30 | 0.50 | 0.90 | 0.04 | 0.04 | Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00 |
| ZG270-500 | ZG35 | 0.40 | 0.50 | 0.90 | 0.04 | 0.04 | Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00 |
| ZG310-570 | 2G45 | 0.50 | 0.60 | 0.90 | 0.04 | 0.04 | Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00 |
| ZG340-640 | ZG55 | 0.60 | 0.60 | 0.90 | 0.04 | 0.04 | Cr≤0.35,Ni≤0.30,Mo≤0.20,Cu≤0.30,v≤0.05;but Cr+Ni+Mo+Cu+v≤1.00 |
Your Trusted Wear Parts Expert:
ISO-certified production (±0.5mm tolerance)
Vacuum smelting, optimized heat treatment, and surface refining
OEM/ODM solutions for mixer blades, liners, arms
One-stop technical support from prototyping to batch delivery
High quality, reasonable price and perfect after-sales service is the only pursue of our company. Warmly welcome all friends to contact us!
Zhongrun company is based on people-oriented, with strong technical force, using the most advanced lost foam production equipment and vertical casting lines, excellent process flow and detection methods to produce high quality products. Our company employs an internationally advanced EPC production line, with an annual casting product capacity currently exceeding 5,000 tons.
We never make an unqualified products flow to the market so that our customers improve the production efficiency and we own our customers' praise and trust.
At Zhongrun, we engineer wear-resistant components that redefine durability for concrete mixers. Designed for contractors and batching plants worldwide, our parts deliver 3 key benefits to your operations:unmatched Longevity; cost-saving performance; reduce downtime with 30% fewer replacements.
After-sales service:First, you need to provide specific photos. After our customer service staff receive your inquiry, they will conduct a professional assessment and analyze the problem. We will offer you a satisfactory solution. We also have regular customer follow-ups.Our services have received unanimous praise from customers.
Customer group photo
Why Global Clients Choose Us?
"After switching to Zhongrun wear parts, our maintenance costs dropped by 40% while mixer uptime increased significantly."
Ready to Upgrade?
Click "Request Quote" or contact our experts at [email/phone] for:
→ Free compatibility check
→ Bulk order discounts
→ On-site wear analysis report
1.Q: Are you a factory or trading company?
A: We are a professional manufacturer of wear parts.
2.Q:Can we visit the factory?
A:Yes,you can visit the factory whenever you want.Our sales team will be happy to help you.We can provide pick-ups and pick-up services at airports and train stations.
3.What kind of material is your product?
A:Our common materials are high chromium cast iron; ductile iron; cast steel; alloy steel.
4.:5.What kind terms of payment can be accepted?
A:Normally we can work on T/T term or L/C term.
5.Could I use my own logo or design on goods?
A: Absolutely! We offer customized services. Our technicians are constantly striving to ensure that they can perfectly meet the requirements of our clients.
6.How do you ensure the quality of the product?
A:Our factory has Professional-grade testing equipment and multi-stage inspections. we have triple-check protocol including incoming materials inspection; in-process quality verification and pre-shipment certifivation and full traceability documentation for every batch.
