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Specialty Fasteners › Other Standard & Custom Fasteners

M12 Heavy-Duty Solar Bracket Fasteners for Secure Mounting

Updated 2026-11-04 · Markdown version

Model no. nut

US$0.12 – 0.25 / piece

MOQ 500 pieces · Final price confirmed in your quote

Head Style: Hexagonal
Standard: GB
Grade: 4.8
Package Size: 15.00cm * 15.00cm * 10.00cm
Material: Stainless Steel

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Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Model NO.	nut
Connection	Common Bolt
Head Style	Hexagonal
Standard	GB
Grade	4.8
Transport Package	Packed in Export Cartons
Specification	M12
Origin	Jiangsu China
Production Capacity	50000 Pieces Month
Package Size	15.00cm * 15.00cm * 10.00cm
Package Gross Weight	5.000kg
Customization	Available
Material	Stainless Steel
Type	Hexagon Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Stainless Steel	SS201, SS303, SS304, SS316,SS316L,SS904L,F593
Category	Other Standard & Custom Fasteners

Technical parameters

Special Bolts for PV Brackets, One-Stop Supply of Anti-Corrosion Fasteners
Product	Bolts/Nuts/Spring and Flat washer/T Head	Finishing	Hot Dip Galvanized/Black Oxide
Size	M8/M10/M12,etc	Production Process	Machining and CNC for Customized fastener
Material	Stainless Steel: SS201, SS303, SS304, SS316,SS316L,SS904L,F593	Customization	Yes
Inventory Specification	M8/M10/M12,etc	Service Life	over 25 year
Transport Package	wooden boxes, or wooden pallets	Delivery Time	3-30 Days
Samples	Free	Spot Inventory Quantity	50 Tons
Accept OEM or not	Accept OEM ODM	Payment Method	TT,alipay,wechat,bank card,etc
Country Of Origin	jiangsu China	Corrosion Resistance	very strong

Bolts & fasteners for PV mounting systems, made of hot-dip galvanized high-strength carbon steel or 304/316 stainless steel. Suitable for aluminum alloy, steel and tracking brackets, with corrosion resistance, easy installation, ideal for outdoor PV power stations for long-term stability.

Description

M12 Heavy-Duty Solar Bracket Fasteners for Secure Mounting is part of our other standard & custom fasteners range (Specialty Fasteners).

Key details

Type: Hexagon Head
Standard: GB
Material: Stainless Steel
Grade: 4.8
Head Style: Hexagonal
Connection: Common Bolt
Stainless Steel: SS201, SS303, SS304, SS316,SS316L,SS904L,F593

Available configurations include head style, standard, grade, package size and material. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 500 pieces at US$0.12 – 0.25 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for M12 Heavy-Duty Solar Bracket Fasteners for Secure Mounting?

The listed minimum order is 500 pieces, at US$0.12 – 0.25 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of M12 Heavy-Duty Solar Bracket Fasteners for Secure Mounting?

Type: Hexagon Head; Standard: GB; Material: Stainless Steel; Grade: 4.8; Head Style: Hexagonal; Connection: Common Bolt. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, package size and material. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other other standard & custom fasteners are available?

The Other Standard & Custom Fasteners category lists 2,330 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/specialty-fasteners/other-standard-custom-fasteners/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

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US$0.12 – 0.25MOQ 500 piecesGet a quote WA