What materials are used for the expansion screw?

The product is made of carbon steel with a zinc-plated finish.

Where is the nearest shipping port?

The nearest port is Tianjin Port.

What are the common applications for this product?

It is widely used for fastening air conditioners, water heaters, range hoods, windows, doors, and ceiling screws.

Galvanized Expansion Screw Expansion Bolt

Name: Galvanized Expansion Screw Expansion Bolt
Brand: Hebei Tengyun New Materials Co., Ltd
SKU: 2081226442

Hebei, ChinaHebei Tengyun New Materials Co., Ltd

US$0.10

1 Piece

Sample price:US$0.10/piece.Request sample

Product profile

Customization

Available

Connection

Common Bolt

Finish

Zinc Plated

Model NO.

1-1

Head Style

Counter Sunk Bolt

Length

40mm

Material

Carbon Steel

Standard

ANSI

Type

Flat Head

Use

Fixed

Transport Package

Container Container

Specification

1-10

Trademark

huilin

Origin

Hebei

HS Code

0101101010

Production Capacity

50000

Key features

Durable Zinc Plated Finish: Provides excellent corrosion resistance for long-term use in various environments.

High Frictional Grip Force: Wedge-shaped design creates strong anchoring in concrete and masonry materials.

Versatile Application Range: Ideal for fixing air conditioners, water heaters, windows, doors, and ceiling components.

OEM and ODM Services: Full customization available from samples, designs, or minor adjustments.

Strict Quality Inspection: 100% visual and functional inspection performed by trained QA/QC inspectors.

Fast Lead Time: Production completed within 15 workdays for both peak and off-peak seasons.

Carbon Steel Construction: Made from high-strength carbon steel ensuring durability and load-bearing capacity.

Flexible Payment Options: Accepts LC, T/T, D/P, PayPal, Small-amount payment, and Western Union.

Company profile

R&D CapabilitiesProduction Process VisualizationQuality AssuranceHigh Repeat Buyers Choice

Hebei Tengyun New Materials Co., Ltd

Hebei, 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: 1 Year CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.49h

AI-Powered supplier vetting

SummaryThe supplier is explicitly identified as a professional technical supplier offering 3D software design and multiple customization modes. Its stated business scope covers power equipment and electronic components, machinery and metal-related products. Production information includes seven production lines and lead times within 15 working days in both peak and off-season periods. However, the supplier reports no available SDK, no in-stock capability, no overseas warehouse, no overseas agents or branches, and no valid manufacturing contract with affiliated subcontractors. Quality and supplier-management controls appear limited because finished products are checked by packing staff, production batches are not continuously reconciled, outsourcing procedures are absent, and no written service-supplier assessment procedures are maintained. Environmental assessment documentation and recent fire-drill activity are reported, but no specific certifications, customer cases, or after-sales service arrangements are...

Supplier typeThe supplier is explicitly described as a professional technical supplier. Its registered business scope spans power facilities and electronic components, mechanical parts, metal products, tools, structures, wire rope, chains, and related manufacturing and sales activities, indicating a broad industrial manufacturing and trading profile.

R&D capabilityThe supplier provides 3D software design services and is identified as having professional technical R&D capability, supporting some product-development capability. However, it explicitly has no available SDK, and the slices provide no information on patents, proprietary technologies, or measurable R&D outputs.

Production capacityThe supplier reports seven production lines and average lead times within 15 working days in both peak and off-season periods. Countervailing controls are weak: there is no valid manufacturing contract with affiliated subcontractors, no continuous production-quantity reconciliation, no outsourcing SOP, no in-stock capability, and finished products are checked by packing staff.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also provides 3D software design services, indicating broad stated support for customized development and design work.