Zhongrun Company has been contributing our advanced manufacturing technology across many industries with more than 20 years' expertise. Zhongrun provides high stength, wear resistance, and high hardness.
Order(MOQ):
1000kgGoods Stock:
1000Payment:
T/T, L/C, Paypal, Western UnionMarket Price:
$1.8Price:
$1.7/1000kgPrice Range:
5000 - 10000/$1.6Price Range:
1000 - 5000/$1.65Product Origin:
AnhuiColor:
CustomizedShipping Port:
ShanghaiLead Time:
15-30daysDescription: |
Optimize your concrete mixer performance with precision-crafted wear-resistant components built to withstand abrasive mining, corrosive cement mixing, and heavy-duty construction operations. Our ISO 9001-certified manufacturing integrates 13 patented technologies for maximum durability. Advanced lost foam casting technology ensures produce defect-free components with <5% porosity rate through automated process control systems. 13 proprietary material patents deliver 30% longer service life than standard alloys. Equipped with an advanced lost foam casting production line, we ensure precision in every detail, minimizing defects like porosity and shrinkage while delivering exceptional dimensional accuracy.By integrating cutting-edge materials science with intelligent process control, our components achieve 30% longer service life compared to industry averages, significantly reducing downtime and maintenance costs.
Features and Advantages |
Material Purity:Utilizing energy-efficient medium-frequency induction furnaces, we achieve 99.2% alloy homogeneity while eliminating slag impurities, ensuring metallurgical integrity for enhanced wear resistance.
Precision Casting Technology:Our advanced lost foam casting process guarantees dimensional accuracy within ±0.5mm, with near-zero porosity defects, delivering flawless component geometries.
Wear-Optimized Material Science:Scientifically calibrated alloy formulations (Cr/Mo/V-balanced) demonstrate 40% higher abrasion resistance in sand, gravel, and concrete environments.
Quality Certification: Production that has passed ISO 9001 certification is capable of ensuring reliability and traceability.
High-chromium cast iron: HRC58-62 hardness ensures excellent wear resistance even in harsh environments.
Sustainable production: Certified by ISO 45001 occupational health and safety, green and sustainable production, and adopting a closed-loop material recycling system.
Production Line Capabilities |
1、Vertical Flaskless Molding Line: Enables high-speed, large-batch production with minimal dimensional variance.
Product Parameters: |
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 | ≤0.1 |
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 |
Packaging & Shipment |
FAQ |
1.Q: Could you introduce your company’s business nature and production qualifications?
A: We are a professional manufacturer specializing in wear parts production with over two decades of industry expertise.
2.Q: How can we arrange a visit to your production facility?
A: We warmly welcome visits to our manufacturing base at any time. Our sales team will tailor a dedicated inspection itinerary for you.
3.Q: What core material systems do you utilize?
A: We employ engineered materials such as high-chromium cast iron, ductile cast iron, cast steel, and alloy steel. Material selection is scientifically optimized based on specific operational conditions and performance requirements.
4.Q: What payment methods do you support?
A: We accept international trade settlement methods including T/T and L/C. Flexible payment terms can be negotiated for long-term strategic partners.
5.Q: Do you offer customized branding services?
A: Yes, we provide end-to-end customization solutions covering industrial design, mold development, and product marking.
6.Q: How does your quality assurance system operate?
A: Our facility features professional-grade inspection equipment and a three-stage verification protocol: Incoming material inspection; Batch-specific process quality validation; Pre-shipment certification.
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