What are the payment terms accepted?

We accept LC, T/T, D/P, PayPal, and Western Union.

What is the lead time for production?

Lead time varies by season, typically ranging from within 15 workdays to 1-3 months.

Is after-sales service provided?

Yes, we provide after-sales service and warranty coverage for our products.

Tunnel Steel Arch Support Using 20mnk Q275 Material Quality

Name: Tunnel Steel Arch Support Using 20mnk Q275 Material Quality
Brand: Shandong Weixin Import and Export Co., Ltd
SKU: 2189723972

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

High-Strength Material: Crafted from 20mnk Q275 hot-rolled steel for exceptional tensile strength and toughness.

Adaptable Shrinkable Design: Adeptly slides to alleviate ground stress and prevent roadway deformation under pressure.

Multiple Model Options: Available in U25, U29, and U36 specifications to fit varying roadway dimensions.

Versatile Application: Ideal for underground coal mines, metal mine tunnels, and mountain traffic tunnel projects.

Easy Installation: Designed for straightforward onsite installation and hassle-free disassembly with arch clamps.

Cost-Effective Reuse: Promotes efficient reuse after maintenance to significantly reduce engineering expenses.

OEM/ODM Services: Customization available from samples and designs with professional R&D support.

Comprehensive Inspection: Undergoes 100% visual and function inspection for finished product quality assurance.

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: ≤2.94h

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.