Heavy-Duty Roof Solar Mounting Nuts for Long-Lasting Performance

Name: Heavy-Duty Roof Solar Mounting Nuts for Long-Lasting Performance
Brand: Wuxi Jinmaili Aluminum Industry Co., Ltd.
SKU: 2266001675

Jiangsu, ChinaWuxi Jinmaili Aluminum Industry Co., Ltd.

US$0.10-0.21

500 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Hexagon Head

Model NO.

nut

Connection

Common Bolt

Head Style

Hexagonal

Standard

Grade

4.8

Transport Package

Packed in Export Cartons

Specification

M10

Trademark

jinmaili

Origin

Jiangsu China

Production Capacity

50000 Pieces Month

Key features

Premium Material Options: Available in SS201, SS303, SS304, SS316, SS316L, SS904L, F593, and hot-dip galvanized carbon steel.

Superior Corrosion Resistance: Hot-dip galvanized zinc layer lasts 20-30 years, ideal for harsh outdoor PV environments.

Customizable Specifications: Supports M8/M10/M12 sizes and various head styles with CNC machining for customized fasteners.

OEM/ODM Service: Accepts OEM and ODM orders with flexible customization from samples, designs, or full customization.

Large Spot Inventory: Maintains 50 tons of spot inventory for quick delivery and immediate shipment needs.

Fast Delivery Time: Delivery within 3-30 days, with off-season lead time within 15 workdays.

Certified Quality Control: ISO 9001 and IATF 16949 certified with 100% finished product inspection.

Free Samples Available: Provides free samples for quality verification before bulk orders.

Company profile

ODM ServicesOEM ServicesManagement CertificationHigh Repeat Buyers Choice

Wuxi Jinmaili Aluminum Industry Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shang Hai PortAverage Response Time: ≤0.20h

AI-Powered supplier vetting

SummaryThe supplier is a Wuxi-based manufacturing-industry trading company founded in 2017, reporting aluminum-extrusion-related R&D, production, customization, and after-sales capabilities. It states that it provides OEM services for well-known brands and holds ISO 9001:2015 and IATF 16949 certifications, but the provided evidence does not include certificate scope or validity details. Customization is offered from samples, designs, or full specifications, with flexible options. Production-related evidence includes preheating, extrusion, and ageing equipment and a one-month peak-season fulfillment time. R&D resources appear limited to one engineer, no SDK is available, and no R&D design-control documentation was available for audit. After-sales and supplier-service controls lack written procedures and records. The supplier reports financial and cash-flow information for 2023–2025, but the slices provide no substantive financial results for credibility assessment. It has no overseas warehouse, showroom, agent or...

CertificationsThe supplier reports ISO 9001:2015 and IATF 16949 certifications, and also lists “Others” under management-system or sustainable-development certification. These are explicit certification claims, although certificate scope, issuing bodies, and validity details are not provided.

After-Sales capabilityThe supplier states that its technical engineers provide technical support for production and after-sales service, and its company description includes after-sales support. However, it has no written procedures or records for handling customer complaints, corrective and preventive actions, or effective service capability, so formal after-sales control is deficient.

R&D capabilityThe supplier reports one R&D engineer responsible for customer-request confirmation, new-product design, and technical support, and describes itself as integrating R&D. Against this, it has no available SDK and no R&D design-input, output, review, verification, or validation documentation available for audit, indicating limited documented innovation infrastructure.

Production capacityThe supplier reports production integration, preheating-furnace, extrusion-machine, and ageing-furnace facilities, plus mass production and a one-month peak-season order-fulfillment time. Finished products are checked by packing staff, but the slices do not provide production capacity, output volume, or detailed quality-control evidence.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full specifications, minor customization, and flexible customization. It also reports 3D modeling, mold making, mass production, and OEM/ODM customization, providing direct evidence of broad customization coverage.

Product Q&A

Q:Why prefer hot-dip galvanized fasteners for PV brackets?

They offer high outdoor corrosion resistance and a thick zinc layer lasting 20-30 years, unlike cold galvanized ones that rust easily and aren't suitable for main load-bearing structures.

Q:What are the common strength grades of PV bracket fasteners?

Grade 8.8 hot-dip galvanized for general use; Grade 10.9 for high-wind & high-load areas; 304/316 stainless steel avoids electrochemical corrosion on aluminum brackets.

Q:Are fasteners interchangeable between aluminum & steel brackets?

Not recommended. Use stainless/insulated fasteners for aluminum, hot-dip galvanized high-strength for steel brackets.

Q:Is anti-loosening necessary for PV bracket bolts?

Yes. Bolts loosen due to wind vibration & thermal expansion. Solutions: spring washer + double nut, lock nut, anti-slip washer, adhesive.

Q:What are the key selection points of PV bracket fasteners?

Consider corrosion grade, specifications (M8/M10/M12), strength grade, material compatibility, load, and national standards.