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Custom Automotive Weld Screws ISO / DIN Compliant Zinc Geomet Coating OEM

China Custom Automotive Weld Screws ISO / DIN Compliant Zinc Geomet Coating OEM for sale

China Custom Automotive Weld Screws ISO / DIN Compliant Zinc Geomet Coating OEM for sale

Custom Automotive Weld Screws ISO / DIN Compliant Zinc Geomet Coating OEM

Price	Negotiable
MOQ	50000
Delivery Time	15-20 work days
Brand	guanbiao
Place of Origin	China
Certification	ISO9001
Model Number	M8*20
Packaging Details	Plastic bag + carton + pallet
Payment Terms	T/T
Supply Ability	5000000

Product Details

Product Specification

Brand Name	guanbiao	Payment Terms	T/T
Place of Origin	China	Delivery Time	15-20 work days
Minimum Order Quantity	50000	Packaging Details	Plastic bag + carton + pallet
Model Number	M8*20	Supply Ability	5000000
Certification	ISO9001

Product Description

Custom Automotive Weld Screws ISO/DIN Compliant Zinc/Geomet Coating OEM & Batch Orders Guanbiao hardware

High-Strength Automotive Weld Screws for Critical Joints Our precision-engineered weld screws are designed for permanent bonding in automotive chassis, exhaust systems, and electric vehicle battery assemblies. Certified to ISO 13918 and DIN 928/929 standards, they ensure vibration-resistant connections even under extreme thermal cycling.
Why Choose Our Weld Screws? ✔ Zero Pre-Drilling Needed – Self-fixturing design reduces assembly time ✔ Customizable – Shank length, thread pitch, head type tailored to your CAD specs ✔ Robotic Welding Compatible – Consistent projection height (±0.1mm tolerance) ✔ EV-Ready** – Passes 1000hr salt spray test (Geomet® coating option)

weld screws

TECHNICAL SPECIFICATIONS
Material	Carbon Steel (ML08Al), Stainless Steel (A2/A4), Aluminum Alloy
Strength Grade	4.8 \| 8.8 \| 10.9 (Custom heat treatment available)
Diameter Range	M3-M12 (Other sizes negotiable)
Projection Height	1.5mm-4mm (±0.1mm controlled)
Surface Treatment	Zinc Flake (5-8μm, RoHS compliant) Geomet® (12-15μm, 1000hrs salt spray) Phosphate (for paint adhesion)
Welding Method	Resistance projection welding (RPW), Arc stud welding

Application	Recommended Spec	Coating
EV Battery Trays	M6-M10, 10.9 grade	Geomet® + Insulator Washer
Exhaust Manifolds	M5-M8, A2 stainless	High-temp ceramic coating
Door Hinges	M4-M6, 8.8 grade	Zinc-nickel 8μm
Seat Frame Welding	M5-M8, ML08Al	Phosphate + Oil

#Automotiveweldscrews #Weldingstudbolts #Projectionweldscrews #Zincflakecoatedbolts #Geometcoatingfasteners #ML08Alweldstuds #20MnB4weldstuds #grade10.9weldingscrew #EVbatterytrayscrews #Exhaustmanifoldbolts #Customweldnutsandscrews #OEMautomotivefasteners

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Dongguan Guanbiao Hardware Products Co., LTD

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Annual Revenue: 1000000-3000000
Employees: 100~200
Year Established: 2013

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