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High Strength Hex Bolt ASTM A325 A490 for Steel Structure Construction and Industrial Projects
US$0.23
3,000-9,999 Pieces
US$0.05
10,000-49,999 Pieces
US$0.01
50,000+ Pieces
Sample price:US$20.00/piece.Request sample
Product profile
Customization
AvailableMaterial
Carbon Steel, Alloy Steel, Stainless Steel, BrassType
Hexagon HeadModel NO.
Hex boltConnection
Common BoltHead Style
HexagonalStandard
DIN, ANSI, GB, JISGrade
SAE J429 Gr.2, 5, 8; ASTM A307Application
Machinery, Chemical Industry, Environmental, BuildingFinish
Plain/Zinc Plated/Black Oxide/Nickel/Chrome/H.D.GMOQ
3000PCSCertificate
ISO9001Quality Control
100% InspectionDelivery Time
10-15 DaysManufacture Processing
Cold Forging/ Hot ForgingSamples
Sample AvaliableExperience
for 20 YearsThread Type
Unc, UnfDelivery Method
by Sea, by Air or by Express ServiceTransport Package
Bulk in Cartons+Wood Pallet or CustomizedSpecification
M5-M64Trademark
JMOrigin
ChinaHS Code
7318159001Production Capacity
10000000PCS/MonthKey features
Wide Material Selection: Available in SS304, SS316, Carbon Steel, Alloy Steel, Brass, and more.
Multiple Surface Finishes: Options include Plain, Zinc Plated, Black Oxide, Nickel, Chrome, and H.D.G.
Strict Quality Control: 100% inspection with ISO9001 certification and systematic testing.
Flexible Customization: OEM/ODM support based on drawings, samples, or specific technical requirements.
Global Standards Compliance: Manufactured to DIN, ANSI, ISO, JIS, and BS standards.
Fast Sample Service: Free samples available for standard items; quick production for custom needs.
Secure Packaging: Bulk cartons, wooden pallets, or customized packaging for safe transport.
Versatile Applications: Suitable for machinery, construction, oil & gas, and wind energy sectors.
Company profile
CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Flexible customization CertifiedExport Year: 20 years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.57h
AI-Powered supplier vetting
SummaryShanghai Jian & Mei Industry and Trade Co., Ltd. is identified as a China-based trading company and manufacturer/factory with five production lines, broad export coverage, and overseas agents or branches. It provides OEM and ODM services, flexible customization, and overseas maintenance and repair support, but reports no available SDK and no new products during the past year. Quality processes include documented corrective and preventive actions, complaint handling, quality assurance, and raw-material traceability. Service capability is supported by eight qualified suppliers and written procedures, although peak-season lead-time information is inconsistent across the provided records. Financial information is limited to year labels without financial metrics, so credibility cannot be assessed. No certifications or specific customer cases are documented.
Supplier typeThe supplier is described as both a trading company and a manufacturer/factory, while another record identifies it specifically as a trading company. Its registered business scope covers mechanical equipment, hardware, electronic products, and related goods, consistent with a broad industrial trading and manufacturing profile.
After-Sales capabilityThe supplier offers overseas maintenance and repair services, has overseas agents or branches, and has documented procedures and records for corrective actions and customer complaints. It also reports eight qualified service-capability suppliers and participation in an offline trade show, but it has no overseas warehouse or showroom.
R&D capabilityThe supplier conducts mechanical equipment, household appliance, metal product, hardware, and electronic specialty material R&D, and offers ODM services. However, it reports no available SDK and no new products during the past year, indicating documented limitations in software integration and recent product development.
Production capacityThe supplier operates five production lines and exports to markets across the Americas, Europe, the Middle East, Africa, Asia, Oceania, and related regions. It reports an order fulfillment time of four to six months during peak season, while another record contains inconsistent peak-season lead-time wording; therefore, capacity is evidenced but peak-season responsiveness may require confirmation.
Customization capabilityThe supplier explicitly provides flexible customization and OEM services for well-known brands, as well as ODM services. These records directly support both customized manufacturing and customer-specific design capability.
Product Q&A
Q:Can you produce customized fasteners based on drawings?
A:
Yes, we support customized production based on drawings, samples, or technical requirements. Customers can provide drawings (PDF/DWG/STEP), material/specification requests, and key dimensions/tolerances.
Q:What materials are available for your fasteners?
A:
We offer stainless steel, carbon steel, alloy steel, aluminum alloy, copper, and other special alloys based on customer requirements, aligned with strength and corrosion conditions.
Q:What surface treatments do you provide?
A:
We provide zinc plating, hot dip galvanizing (HDG), black oxide, phosphate coating, and other customized finishes. We can align production and inspection with specific coating thickness or corrosion resistance requirements.
Q:Do you provide samples before mass production?
A:
Yes, we provide samples for confirmation. Standard items may be available quickly, while customized items require sample production after confirming drawings/specifications. Lead time depends on complexity.
Q:How do you control product quality?
A:
We implement systematic quality control including raw material verification, in-process inspection during forming/machining/threading, final inspection before packing, and packaging checks with traceability labeling.
Send Inquiry
*To:
Shanghai Jian & Mei Industry and Trade Co., Ltd.
Shanghai Jian & Mei Industry and Trade Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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