What materials are used in the sprocket assembly?

Main materials include 42CrMo, 40CrNiMoA, and Yingkou Special Steel, heat-treated for hardness HRC 50-55.

What certifications does the manufacturer hold?

The company holds MA, ISO 9001, ISO 14001, and ISO 45001 certifications.

Reliable Coal Mining Equipment Accessories with Excellent Performance Sprocket Assembly

Name: Reliable Coal Mining Equipment Accessories with Excellent Performance Sprocket Assembly
Brand: Henan Shuangzhi Machinery Equipment Co., Ltd
SKU: 2117208842

Henan, ChinaHenan Shuangzhi Machinery Equipment Co., Ltd

US$1,050.00-22,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Perfect

Warranty

One Year

Model NO.

155S800304

Structure

Chain Conveyor

Material

Carbon Steel

Material Feature

Heat Resistant

Application

Mining Transport

Condition

New

Heat Treatment Process

Quenched and Tempered / Surface Hardening

Model No.

Sgz630 730 764

Surface Treatment

Painting / Anti-Rust Oil Coating

Color

Customizable

Tooth Count

6/7/8

Compatible Chain

18×64 / 22×86 / 26×92 / 30×108 / 34×126 / 42×146 /

Transport Package

Wooden Box Package

Specification

TZL302

Trademark

S Zhi

Origin

Zhengzhou, Henan Province

HS Code

8431499900

Production Capacity

600

Key features

High-Strength Material: Made from 42CrMo alloy steel with quenching and tempering for superior durability.

Extended Service Life: Dual-use design allows 180-degree rotation after 6 months for uniform wear.

Customizable Color: Color options are customizable to meet specific project requirements.

Heat Resistant: Material features heat resistance, suitable for harsh mining environments.

Global After-Sales Support: 24/7 technical assistance, spare parts supply, and overseas service centers.

Certified Quality: ISO 9001, ISO 14001, ISO 45001, and MA certified manufacturer.

Flexible Customization: Supports customization from samples, designs, and flexible minor adjustments.

Low MOQ: Minimum Order Quantity is just 1 piece, ideal for testing and small batches.

Company profile

Importers and ExportersSelf-brandedExhibition ExperienceDigital Management Enterprise

Henan Shuangzhi Machinery Equipment Co., Ltd

Henan, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Tianjin Port, Qingdao Port, Shanghai PortAverage Response Time: ≤4.46h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryHenan Shuangzhi Machinery Equipment Co., Ltd. is a forgings manufacturer founded in 2014, with more than 200 employees and exports to more than 40 countries. It offers extensive customization and states that it can design, manufacture, test, and mass-produce alloy-forged machinery parts. The company reports 100% finished-product inspection and 24-hour, 365-day sales and after-sales service. However, it does not provide 3D software design, ODM, SDK, or well-known-brand OEM services, and reported no new products in the past year. Raw-material traceability is unavailable, supplier-management certification is listed as NIL, and finished-product checks are performed by packing staff. Export sales account for 1%–10% of total sales, while overseas agents, branches, and showrooms are unavailable. Financial records are indicated for 2022–2024, but no substantive financial performance evidence is provided.

Supplier typeThe supplier is identified as a forgings manufacturer founded in 2014, producing mining, petroleum, chemical, and other large non-standard machinery parts. Its stated in-house system covers design, manufacturing, testing, and mass production, indicating a manufacturing supplier rather than a service-only or trading company.

CertificationsSupplier-management-system certification is explicitly listed as NIL. No other certification evidence is provided, so the available information indicates a certification gap for this field.

After-Sales capabilityThe company states that its sales and after-sales teams provide service 24 hours a day, 365 days a year. However, its complaint-handling capability is recorded as “Others,” and it has no overseas agents, branches, or showroom; therefore, direct support availability is stated, but formal and overseas service infrastructure is not demonstrated.

R&D capabilityThe supplier reports no new products in the past year and does not provide ODM services, SDKs, or 3D software design services. Although it has an R&D and manufacturing function and two years of total R&D-engineer experience, the explicit evidence points to limited demonstrated innovation capability.

Production capacityThe company reports more than 200 employees, a complete in-house system for designing, manufacturing, testing, and mass-producing alloy forgings, and experience with multiple alloy materials. It also reports 100% finished-product inspection, although only two quality inspectors are listed and final checks are performed by packing staff.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization. Its stated OEM service focus and in-house design-to-production system directly support a broad customization capability, despite the absence of 3D software design services.