What is the minimum order quantity?

The minimum order quantity is 5 tons.

What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

What is the average lead time?

The average lead time is one month for both peak season and off-season.

Premium 4m Long Quartz Sand Mill Grinding Round Rods

Name: Premium 4m Long Quartz Sand Mill Grinding Round Rods
Brand: Shijiazhuang Gangxin Steel Processing Co., Ltd
SKU: 2178447895

Hebei, ChinaShijiazhuang Gangxin Steel Processing Co., Ltd

US$650.00

5-9 Tons

US$550.00

10+ Tons

Product profile

Customization

Available

Materials

45#

Certification

ISO

Model NO.

4m; 70m

Applications

Medicine

Shape

Cylinder

Hardness1

After Tempering Treatment: HRC22-HRC32

Hardness2

After Quenching: HRC50-62

Diameter

70mm(Support Customization)

Length

4m(Support Customization)

Surface Roughness

Ra0.8-Ra1.6μm

Density

About 7.85g/Cm³

Tensile Strength

≥600MPa

Elastic Modulus

About 206gpa

Poisson's Ratio

About 0.28-0.3

Yield Point

≥355MPa

Elongation After Breaking

≥16%

Transport Package

Bag

Specification

4m; 70mm

Trademark

Origin

Shijiazhuang

HS Code

7201100000

Production Capacity

200000 Tons Per Year

Key features

Customizable Dimensions: Diameter and length support customization to meet specific requirements.

High Hardness Options: Available in HRC22-32 after tempering or HRC50-62 after quenching.

Premium Material Grade: Made from 45#, 42CrMo, or 65Mn steel with ISO certification.

Sample Testing Available: Free samples provided for testing before placing bulk orders.

Flexible Customization: Supports full customization, minor customization, and design-based options.

Strict Quality Control: Quality managed from start to finish with professional QA inspectors.

Company profile

Patents AwardedHigh Repeat Buyers ChoiceIn-stock Capacity

Shijiazhuang Gangxin Steel Processing 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: 7 years CertifiedNearest Port: Tianjin portAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryShijiazhuang Gangxin Steel Processing Co., Ltd. presents itself as an industrial steel-processing supplier with professional technical R&D status, broad customization and 3D design services, ODM capability, and OEM experience for well-known brands. Its management systems include ISO9001:2015 and ISO14001:2015 certifications, while quality controls include documented corrective-action and complaint-handling procedures, quality assurance, and raw-material traceability. Production resources include multiple grinding, heat-treatment, drawing, peeling, straightening, polishing, sawing, and pulling lines, with stated inventory capability and one-month average lead times in both peak and off-season. Limitations include no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, showroom, agents, branches, or offline trade-show participation, and no SDK availability. Financial information is indicated for 2021–2023, but no financial results are provided. Customer references are...

Supplier typeThe supplier is described as a steel-processing company and identifies itself as a professional technical supplier. Its stated capabilities include R&D, 3D software design, ODM, and OEM services for well-known brands, supporting classification as a manufacturer with technical and design-service capability.

CertificationsThe supplier reports holding ISO9001:2015 and ISO14001:2015 certificates, plus other unspecified certifications. These explicitly demonstrate quality- and environmental-management certification, although the additional certificates are not identified.

R&D capabilityThe supplier reports professional technical R&D capability, new products developed within the past year, ODM services, and 3D software design. It does not have an available SDK, but the provided evidence supports product and design innovation capability for physical products.

Production capacityThe supplier reports inventory capability, a one-month average lead time in both peak and off-season, and extensive processing equipment covering grinding, heat treatment, drawing, peeling, straightening, polishing, sawing, and pulling. A stated deficiency is the absence of a valid manufacturing-capacity contract with related subcontractors, creating a documented capacity-governance limitation.

Customization capabilityThe supplier explicitly offers customization from samples and designs, minor, flexible, and full customization, together with 3D software design services. This indicates broad customization coverage across customer inputs and design complexity.

Product Q&A

Q:Is GX a factory or a trading enterprise?

GX is an enterprise incorporating both factory and trade operations.

Q:Where is your factory located and how can I visit?

Headquarters is in Hi-tech development zone, Shijiazhuang, Hebei Province. You can fly to Shijiazhuang, and we will pick you up by car for about 1 hour.

Q:Which certificates does your product have?

Our products have ISO9001 certification.

Q:Can I get a sample for testing before ordering?

Yes, of course. We provide samples for testing before bulk orders.

Q:How does your company control product quality?

Quality is the cornerstone of our survival and development. We control quality from the beginning to the end all the time.