How long does it take to produce an order?

Lead time varies by season: within 15 workdays during off-peak, and 1-3 months during peak season.

Does the product come with a warranty?

Yes, the product includes warranty coverage and after-sales service.

What is the quality inspection process?

All finished products undergo 100% inspection, including visual and function checks.

U36 Mining Tunnels

Name: Reliable Steel Arch Support for U25/U29/U36 Mining Tunnels
Brand: Shandong Weixin Import and Export Co., Ltd
SKU: 2189656292

Shandong, ChinaShandong Weixin Import and Export Co., Ltd

US$650.00

1-9 Pieces

US$480.00

10+ Pieces

Product profile

Customization

Available

After-sales Service

Have

Warranty

Have

Model NO.

25U, 29U, 36U, 40U,

Model No.

U25, U29, U36

Material

20mnk Q275

Standard

GB JIS ASTM

Web Thickness

4.5mm-9.5mm

Web Width

50mm-320mm

Flange Width

37mm-88mm

Transport Package

Box

Specification

4300*1750*1850mm

Trademark

weixin

Origin

Shandong, China

Key features

Retractable Support Design: Intelligently slides to alleviate ground stress and prevent roadway deformation.

High Strength Material: Forged from robust hot-rolled U-section steel with superior toughness.

Versatile Model Range: Available in U25, U29, U36, and 40U models for diverse roadway dimensions.

Reusable System: Designed for reuse post-maintenance to significantly reduce engineering expenses.

Wide Application Scope: Ideal for coal mines, metal tunnels, and secondary support in mountain traffic tunnels.

OEM and ODM Services: Customization available from samples and designs with dedicated R&D engineers.

Comprehensive After-Sales: Includes warranty coverage and technical support for all mining equipment.

Strict Quality Control: 100% visual and function inspection for all finished products.

Company profile

Importers and Exporters

Shandong Weixin Import and Export Co., Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 8 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.53h

AI-Powered supplier vetting

SummaryThe supplier operates across mining, railway, construction, agricultural, and lifting equipment, with one reported production line and seven experienced export-trade staff, including one with more than ten years of experience. It provides customization from samples and designs, ODM services, and OEM services for popular brands. The supplier reports ISO9001:2008, ANAB, UKAS, SGS, and Alibaba GIS certifications, along with several industry honors. However, its service-control processes are weakly documented: inspection instructions, supplier capability assessments, corrective actions, and complaint handling lack written records or procedures. It has no overseas warehouse, showroom, agent or branch, and has not participated in offline trade shows. Financial information is presented only as years rather than financial results, so financial credibility cannot be assessed. Innovation evidence is mixed: ODM and design support are available, but no new products were reported in the past year and no SDK is available.

Supplier typeThe supplier is an equipment manufacturer and trader covering mining, railway, construction, agricultural, crane, excavator, loader, forklift, and tractor products. One production line is reported, but the slices do not clarify the relative scale of manufacturing versus trading operations.

CertificationsThe supplier reports ISO9001:2008, United States ANAB, United Kingdom UKAS, SGS, and Alibaba GIS certifications, as well as multiple industry and quality-related honors. These stated certifications provide explicit evidence of certification holdings.

After-Sales capabilityThe supplier has no written procedures or records for effective complaint handling, corrective and preventive actions, or service-capability assessment. It also lacks overseas warehouses, showrooms, agents, and branches, and has not participated in offline trade shows, indicating limited documented and overseas service infrastructure.

Customization capabilityThe supplier explicitly supports customization from samples and designs, provides ODM services, and offers OEM services for popular brands. These stated capabilities demonstrate broad customization and contract-manufacturing support.

Client casesThe supplier states that it has established long-term economic and trade cooperation and strategic partnerships with several large state-owned enterprises and customers, and provides OEM services for popular brands. These are explicit customer-related claims, although no customer names, project details, or verifiable case descriptions are provided.