What is the chrome layer hardness?

The minimum hardness of the chrome layer is 800HV.

Can the product be customized?

Yes, we offer professional customized production for material grade, heat treatment, chrome thickness, and mechanical properties according to customer requirements.

St52 Hard Chrome Plated Cylinder Piston Rod for Hydraulic Cylinder

Name: St52 Hard Chrome Plated Cylinder Piston Rod for Hydraulic Cylinder
Brand: Qingzhou Dooharvest International Co., Ltd.
SKU: 795110992

Shandong, ChinaQingzhou Dooharvest International Co., Ltd.

US$1,200.00-1,400.00

1 Ton

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Journal Diameter Dimensional Accuracy

IT6-IT9

Journal Surface Roughness

0.63-0.16μm

Model NO.

ROD

Material

Carbon Steel

Tolerance

ISO F7

Product Name

Hard Chrome Plated Chrome Rod

Material Grade

Ck45, 20mnv6, 42CrMo4

Axis Straightness

0.1/1000mm

Roundness

Dia.Tolerance/2

Roughness

Max.Ra 0.2μm

Heat Treatment

None, Lnduction Hardened, Q+T

Hardened Depth

0.5-3.5mm

Chrome Thicknes

15-50 Microns

Chrome Layer Hardness

Min.800hv

Package

Paper Sleeved, Shockproof Membrane, Wooden Case

Dia. Range

Ø12 - Ø320

Length Option

4m, 5.8m, 6m, 7.5m

Material Hardnes

HRC15, HRC30, HRC55 Can Be Choice

Mechanical Properties

According to En 10083-2

Load

Drive Shaft

Stiffness & Flexibility

Stiffness / Rigid Axle

Axis Shape

Straight Shaft

Shaft Shape

Real Axis

Appearance Shape

Round

Transport Package

Container

Specification

20GP, 40HQ

Trademark

HYDSTEELS

Origin

Wuxi, China

HS Code

8483109000

Production Capacity

20000tons/Year

Key features

Hard Chrome Plating: Chrome thickness 20-30 microns with minimum hardness of 800HV for durability.

High Strength Material: Available in CK45, ST52, 42CrMo4 with tensile strength up to 1000 Mpa.

Precision Tolerance: ISO f7 tolerance with surface roughness Ra 0.2 micron (max) and straightness 0.2/1000mm.

Customizable Options: Material grade, heat treatment, and chrome thickness can be customized per customer needs.

Wide Size Range: Diameter range from 12mm to 320mm and length options from 1m to 9m.

Versatile Applications: Used in hydraulic cylinders, textile machinery, auto parts, and construction equipment.

Quality Certified: Company products passed ISO9000 certification with skilled production team.

Fast Delivery: 5-10 days for in-stock items; 30-40 days for customized orders based on quantity.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

Qingzhou Dooharvest International Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2021-01-01Nearest Port: Shanghai, Qingdao, TianjinAverage Response Time: ≤9.88hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, DAP, FCA, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical manufacturer specializing in honed tubes, chrome-plated rods, and related hydraulic components. It reports more than 15 years of industry experience, customers in 40 countries, export sales representing 90% of total sales, and annual capacity of 15,000 tons of honed tubes and 5,000 tons of hard chrome-plated piston rods. The supplier offers broad customization, 3D software design, ODM, and OEM services, and holds ISO 9001 certification. However, the evidence also shows no in-stock, overseas warehouse, showroom, agent, or branch capability; no participation in offline trade shows; no new products reported in the past year; no available SDK; and no ERP-based operational integration. Service procedures exist for supplier assessment, corrective actions, and complaints, but written records are absent. Financial credibility cannot be confirmed because the slices only identify financial-information years, not financial results or performance.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and presents itself as a manufacturer focused on honed tubes, chrome rods, piston rods, and related hydraulic products. Its reported 15+ years of specialization and production facilities covering all processing support classification as a specialized industrial manufacturer.

CertificationsThe supplier reports certification of its management system under ISO 9001. This is explicit evidence of holding a recognized quality-management certification, although no additional certifications are provided.

Production capacityThe supplier reports annual capacity of 15,000 tons for honed tubes and 5,000 tons for hard chrome-plated piston rods, facilities covering all processing, rich stock, and 100% inspection during processing. These explicit capacity and quality-control claims support substantial production capability, although the separate statement of no in-stock service capacity limits conclusions about ready-stock fulfillment.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization. It also offers 3D software design and ODM services, demonstrating broad product and design customization coverage.

Client casesThe supplier states that its products and services have gained recognition from clients in 40 countries and that it provides OEM services for popular brands. These claims indicate international customer exposure and brand-related experience, but no named customers, project details, or independently documented cases are supplied.

Product Q&A

Q:Are you a trading company or manufacturer?

We are a manufacturer.

Q:How long is your delivery time?

Generally 5-10 days if goods are in stock. If not in stock, it takes 30-40 days depending on quantity.

Q:Do you provide samples? Is it free or extra?

Yes, we can provide free samples from inventory, but the freight cost is borne by the buyer.

Q:What are your terms of payment?

We accept T/T or L/C. For orders under 1000 USD, 100% advance payment is required. For orders over 1000 USD, 30% T/T in advance with the balance before shipment.

Q:What materials are available for the piston rod?

Available materials include CK45, ST52, 20MnV6, 42CrMo4, 40Cr, bearing steel, and stainless steel.