New Product Wholesale Double-Ends Screws Bolts
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Product Highlights
- Wide Material Selection: Available in Carbon Steel, Alloy Steel, and Stainless Steel SS201/304/316.
- Custom Surface Options: Surface treatments include Plain, Zinc Plated (Blue, White, Black, Yellow), and more.
- Multiple Thread Types: Supports UNC, UNF, UN, Metric Coarse, Fine, and BSW thread standards.
- Strict Quality Testing: Equipped with professional testing devices for hardness, thickness, and corrosion.
- Fast Response Time: Customer service and technical support respond within 2 hours.
- Full Stock Availability: Maintains full stock for almost all standard fasteners for quick delivery.
- Flexible Packaging: Options include bulk, small boxes, cartons, and wooden pallets per customer needs.
- Global Certifications: Complies with ISO, DIN, ANSI, SGS, TUV, CE, and ROHS standards.
Product Attributes
- Customization
- Available
- Material
- Carbon Steel
- Type
- Double-Ends
- Connection
- Common Bolt
- Head Style
- Flat Pop Rivet
- Standard
- DIN, GB, ANSI, BSW, JIS, GOST
- Grade
- 4.8
- Surface
- Plain, Zinc Plated (Blue, White, Black, Yellow), N
- Ppap
- 1 2 3 4 5
- Test
- Professional Equipments
- Thread
- Unc, Unf, Un, Metric Coarse, Fine
- Ppm
- 200 150 100 50
- Feature
- One-Stop Services
- Transport Package
- Bulk Packaging, Small Box(Glue Box, Color Box)
- Specification
- /
- Trademark
- MIANXUAN
- Origin
- Ningbo Zhejiang
- HS Code
- 7318159090
- Production Capacity
- 50000000PCS/Year
- Package Size
- 40.00cm * 40.00cm * 30.00cm
- Package Gross Weight
- 20.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of New Product Wholesale Double-Ends Screws Bolts
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Product Description
Diameter:Φ3-Φ6.4
Material:Carbon Steel,Alloy Steel, Stainless Steel SS201/SS304/SS316
Grade:Gr 4/6/6/8/10/2H/2HM/7ML/DH
Standard:ISO,DIN, ANSI/ASME, JIS
Thread:UNC, UNF, UN, Metric Coarse, Fine,BSW
Surface:Plain,ZincPlated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G.
Certificate:Mill Test Certificate, 3.1B Certificate,SGS, TUV, CE, ROHS
| Product Name | New Product Wholesale Double-ends Screws |
| Packaging | Bulk Packaging,Small Box(glue box,color box) & Carton&Wooden Pallet(Europallet 1200*800mm) or According to customer's requirement |
| Trade Term | FOB/CIF/CFR/CNF/EXW/DDU/DDP |
| Payment Term | T/T, L/C , D/A , D/P , Western Union ,MoneyGram ,etc |
| Shipping Port | Ningbo,Zhapu,Shanghai |
| Application | Structural Steel; Metal Building; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating |
| Test Equipment | Desktop direct- reading spectrometer, cutting machine, automatic pre- milling machine, polishing machin, hard-testing gauge(Vickers), metallography microscope, electrolytic thickness gauge, tensile testing machine, salt spray device, magnetic detection machine(magnetic particle flaw detector), Caliper, Go&No-go gauge and etc. |
| Advantages | • Professional and experienced production,quality inspection,package,design and sales team • Response within 2 hours • Full stock for almost standard fasteners • Fast delivery and response • Samples available |




About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR263332". Items marked "" are certified.
Company Profile
Ningbo Mianxuan Imp. & Exp. Co., Ltd. Is an industrial and trade enterprise integrating the development, design, production and sales of Vehicles Parts and Accessories, CNC Machining, Metal Stamping, Fasteners, Plastic and Rubber Parts etc.
Providing customers with one-stop supply chain services is our main business. Keep customers satisfied is our enterprise purpose. Radiation Europe, the United States, Australia, UK and other countries and regions, with good customer resources and channels. We use products and services to connect customers and needs and empower brands. We are driven by the market and customer needs to build and seize incremental markets and win the future with customers.
With quality control system of ISO/TS 16949: 2009, the company has equipped with a full range of advanced testing equipment and also own several experienced engineers and quality controllers, which can ensure that the product quality is effectively controlled in the whole production process. Effective inspection report with corresponding material certificate will be provided for each shipment.
About Our Factory & Business Background
- Address
- 2806 Hebang Building A Ningbo, Zhejiang, China
- Terms of Payment
- LC, T/T, Western Union
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Ningbo, Zhapu, Shanghai
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2014-07-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What international standards do you manufacture hex bolts to?
- We produce hex bolts to all major global standards under one roof. This includes DIN 931/933, ISO 4014/4017, ANSI/ASME B18.2.1, BS 916, and JIS B1180. We offer both metric and inch series, covering UNC, UNF, and BSW threads. Custom prints are also welcome.
- Can you offer surface finishes that meet European automotive ELV and environmental regulations?
- Absolutely. Our eco-friendly finishes are a standard offer. We provide trivalent chromium passivation (Cr3+) zinc plating that is fully ELV-, RoHS-, and REACH-compliant. For extreme corrosion protection, we offer zinc-nickel alloy plating (capable of 720+ hours to red rust in salt spray per ASTM B117) and Cr6-free Dacromet/Geomet coatings.
- Is your quality management system IATF 16949 certified for automotive production?
- Yes, our manufacturing facility is IATF 16949 and ISO 9001 certified. Our entire quality assurance system, from incoming raw material inspection to final shipment, is designed to meet the sub-PPM (defective Parts Per Million) delivery requirements of automotive OEMs and Tier-1 suppliers. We are also ISO 14001 certified for environmental management.
- How do you handle quality complaints or a defective product issue?
- We take every quality issue seriously with a structured problem-solving approach. Our team will issue an initial containment within 24 hours, followed by a formal 8D Corrective Action Report within 14 business days, which identifies the root cause and implements permanent corrective actions to prevent recurrence. Your trust and line-down prevention are our top priority.
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