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Quenching, Tempering Dumbbell-Shaped Pins Achieve Best Toughness for Use Mine Conveyor Systems.
US$10.00-80.00
1 Document
Product profile
After-sales Service
Online Technical SupportWarranty
1yearCertification
CE, ISO 9001:2008Model NO.
107SA-07Surface Treatment
SprayManufacturing Process
Forging / CastingMaterial
5#, 35CrMo, 42CrMo, and 40mn2OEM
CustomizationOverall Length
400mmInside Width
200mmWeight
7.5kgTransport Package
Wooden Box/Steel FrameSpecification
400*200mmTrademark
xinfengqiangOrigin
Shandong JinanzhangqiuHS Code
8431499900Production Capacity
800Key features
Superior Mechanical Strength: Forged from premium alloy steel with quenching and tempering for high tensile strength and impact toughness.
Enhanced Wear Resistance: Red epoxy coating provides robust protection against abrasion, moisture, dust, and chemical corrosion.
Optimized Stress Distribution: Unique dumbbell geometry disperses stress evenly to prevent deformation and fracture under high loads.
Reliable Connection Performance: Ensures stable, anti-loosening links for consistent traction transmission in heavy-duty conveyor systems.
Wide Material Selection: Available in 5#, 35CrMo, 42CrMo, and 40mn2 to meet diverse industrial requirements.
Full Customization Options: Supports customization from samples, designs, and full customization including dimensions and weight.
Comprehensive Certifications: Products certified with CE and ISO 9001:2008 for quality and safety compliance.
24/7 Technical Support: Online technical support available to assist with installation and maintenance issues.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.01h CertifiedTerms of Payment: T/T, LC, D/P, etc.
AI-Powered supplier vetting
SummaryThe supplier is a mining-equipment and component manufacturer providing customized forging and non-standard mechanical products. It reports extensive production workshops, sample/design/full customization, raw-material traceability, and quality assurance, with more than 50 mining product safety mark certifications. Claimed service strengths include 24-hour, 365-day sales and after-sales support, inventory capability, and participation in China Coal & Mining Expo 2025. However, it has no overseas agents, branches, warehouses, or showrooms; no valid manufacturing-capacity contract with related subcontractors; and no documented complaint-handling, corrective-action, or supplier-service assessment procedures. ISO 9001:2015 certification is reported, but no environmental impact assessment report is available. Financial credibility cannot be confirmed because the provided financial figures are all zero. Innovation evidence is limited to a dedicated R&D center and one internationally recognized design award,...
Supplier typeThe supplier describes itself as a comprehensive enterprise integrating mining-equipment and component production and sales, mainly providing customized forging and large non-standard mechanical products for mining, petroleum, and chemical machinery. This supports classification as a manufacturer and supplier of industrial machinery components.
CertificationsThe supplier reports more than 50 mining product safety mark certifications and an ISO 9001:2015 certificate. These are explicit certification claims relevant to mining-product safety and quality management, although no individual certificate details or validity periods are provided.
Financial creditThe provided financial information identifies financial-capacity periods for 2024 and 2025, but reported operating revenue, costs, profits, margins, and current ratios are all zero across the stated periods. These figures do not provide positive evidence of financial strength or reliable operating performance.
R&D capabilityThe supplier reports a dedicated R&D center and one internationally recognized design award, demonstrating some innovation-related capability. It also states that no SDK is available, and the slices provide no further evidence of R&D output, patents, or product-development performance.
Production capacityProduction resources include mechanical processing, riveting and welding, assembly, casting, mold, remanufacturing, tube cutting, CNC, lathe, shot blasting, and painting facilities. The supplier also reports inventory capability, but no valid manufacturing-capacity contract exists with related subcontractors, creating a documented capacity-governance weakness.
Customization capabilityThe supplier explicitly offers OEM services and high-quality customized forging, while its design capability covers customization from samples, designs, full customization, and minor customization. This directly supports a broad custom-manufacturing capability.
Product Q&A
Q:What is the delivery time for orders?
A:
Standard models ship within 15 to 30 days; custom models require 30 to 45 days.
Q:What export documentation do you provide?
A:
A full set of export documents (commercial invoice, packing list, bill of lading, certificate of origin, etc.).
Q:How do I place an order?
A:
Please contact us via email/telephone to obtain a quotation, then confirm with a purchase order.
Q:Are you a factory or a trading company?
A:
We are a factory.
Q:Can products be manufactured to different standards?
A:
Certainly! We can produce products according to customer requirements.
Send Inquiry
*To:
Jinan Fengqiang Mechanical Parts Co., Ltd.
Jinan Fengqiang Mechanical Parts Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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