China OEM Factory Investment/Die/Sand Casting Bolster Railway Wagon Bogies Castings Bogie Parts Train Parts Railway Components Railroad Accessory
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Product Highlights
- OEM & ODM Service: Full customization support including design, material selection, and production based on customer drawings or samples.
- Wide Material Options: Available in Gray Iron, Ductile Iron, Carbon Steel, Alloy Steel, and Stainless Steel for diverse application needs.
- Strict Quality Certifications: Certified with ISO 9001:2015, IATF 16949, CE, and RoHS, ensuring international quality standards.
- High Precision Machining: CNC machining with tolerance up to +/-0.01mm and surface roughness Ra0.05-Ra50 for exact specifications.
- Advanced Testing Equipment: Equipped with CMM, Spectrum Analyzer, and Hardness testers to guarantee product consistency and quality.
- 40+ Years Experience: Established in 1980 with over 40 years in casting, supported by 60 technical engineers and 800 skilled workers.
- Large Scale Production: Annual supply capacity of 1,000,000 pieces with casting weights ranging from 0.1KG to 3 Tons.
- Fast Response Time: Inquiries and quality complaints receive efficient feedback within 24 hours for seamless communication.
Product Attributes
- Customization
- Available
- Processing Object
- Metal
- Molding Style
- Forging
- Model NO.
- SN24050906
- Molding Technics
- Pressure Casting
- Application
- Machinery Parts
- Machining
- CNC Machining
- Material
- Iron
- Surface Treatment
- Powder Coating
- Forging Tolerance
- +/-0.1mm
- Standard
- ASTM
- Certification
- ISO 9001:2000, IATF16949
- Production Name
- Forging Parts
- Metal
- Gray Iron,Ductile Iron,Steel
- OEM
- Available
- Sample
- Available
- Delivery Time
- 40 Days
- Factory
- Yes
- Transport Package
- Wooden Case
- Specification
- Customized
- Trademark
- OEM
- Origin
- China
- HS Code
- 7325101000
- Production Capacity
- 1000000 Pieces/Year
Product Images of China OEM Factory Investment/Die/Sand Casting Bolster Railway Wagon Bogies Castings Bogie Parts Train Parts Railway Components Railroad Accessory
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Product Description
| Item | Machinery Parts |
| Surface Treatment | Sand Blast, Electrophoretic |
| Surface Roughness | Ra0.05∼Ra50, Depends on Customer's Requirements |
| Standard | GB, ASTM |
| Certification | CE, RoHS, ISO 9001:2000, ISO 9001:2008, CE, RoHS, IATF16949 ISO9001:2015 |
| Casting Form Material | Sand |
| Casting Form Usage Count | Disposable |
| Machining Tolerance | +/-0.01mm |
| Casting Metal | Ductile Iron/Carbon Steel/Alloy Steel. |
| Coating | Electrophoretic Paint |
| Annual Supply | 1000000 Pieces |
| Product Application | Forklift, Automobile, Truck, Train, Tractor, Trailer, Farm/Agricultural Vehicle/Machinery, Construction/Engineering Truck/Machinery, Lathe Machine, Railway, etc. |
| Machining Method | CNC Machining, Milling, Drilling, Boring, etc |
| Transport Package | Wooden Case |
| Specification | 0.1KG-3Tons |
| Trademark | OEM |
| Origin | Rizhao, China |
| Loading Port | Rizhao or Qingdao Port |
| HS Code | 7325101000 |
























| Specification | According to customer's drawing or sample. | |
| Casting Weight | 0.1KG-3Tons | |
| Casting Standard | ISO ,DIN, AISI, ASTM, BS, JIS, etc. | |
| Casting Tolerance | CT7-CT8. | |
| Surface Roughness | Ra0.05-Ra50. | |
| Heat Treatment | Normalizing, Annealing, Quenching, Tempering, etc. | |
| Casting Material | High grade ductile iron(QT1050-6)/(QT800-5)/(QT600-5), Grey iron, Stainless steel, Carbon steel. | |
| Casting Process | Sand Casting | Iron based coated sand |
| Coated sand | ||
| Clay sand | ||
| Resin sand | ||
| Investment Casting | ||
| Lost Foam Casting | ||
| Vacuum process casting | ||
| Surface Preparation | Sand Blasting, Plating, Galvanized, Spray-Paint, Passivating, Polishing, Electrophoresis, Machining, etc. | |
| Inspection Equipment | Test equipment: Spectrum Analyzer, Hexagon CMM, Hardness test equipment, Tension test machine, E-coating testing equipments, Metalloscope. | |
| Dimension Inspection | Coordinate Measuring Machine (CMM), Calipers, Height Gauge, Micrometer Calipers, Inside Caliper Gauge, Angle and R Gauge, customized gauge, etc. | |
| Product application | Our Products Are Widely Used In Many Industries, Such As Automobile, Truck, Train, Railway, Tractor, Trailer, Lathe Machine, Fitness Equipment, Agricultural Machinery, Mining Machinery, Petroleum Machinery, Engineering Machinery, Shipbuilding, Construction And Other Power Equipment. | |
| Sample production cycle | 30-45 Working days. | |
| Drawing Type | Customer to Provide Drawing | |

Established in 1980, Sino Industry and Trade Co., Ltd. (hereinafter referred to "SITC") is a leading manufacturer of casting parts in China. Being one of major suppliers of auto/Machinery parts for automobile manufacturers spreaded all over the world, the company is commited to offer high quality products with competitive prices and excellent service worldwide, and focus on creating high value for customers.
Headquartered in Rizhao City, Shandong Province, P.R. China, the company wholly owns a subsidiary Production Factory named "Rizhao Longshan Pricision Machinery Manufacture Co., Ltd.", which has superior production equipment, perfect and effective quality assurance system, perfect detection means, rich technical force. Its goal is "building an extraordinary brand, quality first, customer first, and reputation first".
SITC is a member of China Foundry Association, and the member unit of China International Chamber of Commerce. More than 40 years experience in casting industry field, with 60 experienced technical engineers and 800 skilled workers, the company's goal is to leverage its first-mover advantage in this field to support global low-carbon economic development. We are agile and quick to react to market dynamics, meet the evolving needs of, and provide optimal solution to, our customers.
We have passed the " IATF16949" International Quality Management System Certification , as well as the "BV", "CE", "ISO" (Quality management & Environment management) Certification, OEM & ODM service is available.
1. A senior engineering technical team with special skills and rich experience for over 40 years in product design, casting, and machining fields.
2. Based on customer needs, in the beginning of product development, offer a solution, products design, by structural component designed to casting parts, optimize product design, then reduce costs and creating more value for customers.
3. Have special technology and skill to solve and handle special material, special structure, special defect and special processing.
4. Use casting simulation analysis system software, try our best to ensure the success of one-time trial sample.
5. Advanced testing equipments in the industry, and strict quality control system, to ensure us constantly, stably to provide high-quality products for our customers.
6. Carrying out ISO9001 and IATF16949 quality management system, guarantee of the quality.
7. China FAW/FOTON/SINOTRUK/ designated supplier on customization of auto parts.
8. Customer's demand is our pursuit. We stick to the quality management philosophy that "Starting from the customer needs and ending with their satisfaction, focusing on customer demands and exceeding their expectations".
9. Inquiry, quality complaints and E-mail response can be quickly and efficiently feedback within 24 hours.
10. As a professional manufacturer specializing in the design, development, manufacture and marketing in the foundry industry, we have been supplying high quality casting products worldwide for more than 40 years.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2551872". Items marked "" are certified.
Company Profile
Established in 1980, Sino Industry and Trade Co., Ltd. (hereinafter referred to "SITC") is a leading foundry manufacturer specializing in the design, research, development, manufacture and marketing in the foundry industry. Being one of major suppliers of customized parts for automobile manufacturers spreaded all over the world, the company is commited to offer high quality products with competitive prices and excellent service worldwide.
Headquartered in Rizhao City, Shandong Province, P. R. China, the company wholly owns a subsidiary production factory named "Rizhao Longshan Pricision Machinery Manufacture Co., Ltd. ", which covers an area of more than 90, 000 square meters, possesses abundant technical strength and sound production management system, superior casting&machining production equipments, strict and effective quality control system, advanced and excellent inspection instruments.
More than 40 years experience in casting industry, with 60 experienced technical engineers and 800 skilled workers, SITC has a senior engineering technical team with special skills and rich experience in product design, casting, forging, and CNC machining fields, can solve and handle special material, special structure, special defect and special processing, meet the evolving needs of, and provide optimal solution and real one-stop service to, our customers.
About Our Factory & Business Background
- Address
- No. 12, Tunjin Road, Liangcheng Industrial Park, Shanhaitian Tourist Resort, Rizhao, Shandong
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Money Gram
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DDP
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Qingdao, Shanghai, Tianjin
Our Production Capability & Technical Expertise
- Main Products
- Casting, Forging, CNC Machining, Auto Parts, Machinery Parts, Iron Casting, Steel Castingt, Sand Casting, Truck Parts, Engine Parts
Our Industry Experience & Global Business Record
- Export Year
- 2023-03-08
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What materials are available for these castings?
- We offer a wide range of materials including Gray Iron, Ductile Iron (QT1050-6, QT800-5, QT600-5), Carbon Steel, Alloy Steel, and Stainless Steel.
- Do you accept OEM and ODM orders?
- Yes, we provide full OEM and ODM services. We can manufacture products based on your drawings, samples, or design requirements.
- What is the lead time for production?
- The sample production cycle is 30-45 working days. For mass production, the lead time is approximately 40 days, with off-season times within 15 workdays.
- What certifications does your factory hold?
- Our factory is certified with ISO 9001:2015, IATF 16949, CE, and RoHS, ensuring compliance with international quality and environmental standards.
- What is the minimum order quantity (MOQ)?
- As a professional manufacturer, we support custom orders. Specific MOQ details depend on the product complexity and material, but we accommodate various order sizes.
- What are the payment terms?
- We accept various payment methods including LC, T/T, D/P, PayPal, Western Union, and Money Gram to suit your convenience.
- What industries are these parts suitable for?
- Our products are widely used in Automobile, Truck, Train, Railway, Tractor, Trailer, Agricultural Machinery, Construction Machinery, and Shipbuilding.
- How do you ensure product quality?
- We use advanced testing equipment like CMM and Spectrum Analyzers, follow strict quality control systems, and have over 40 years of industry experience.
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