High-strength round bars for hydraulic rods and cylinder components.

JOTAIN supplies alloy steel round bars and processed bars for piston rods, cylinder rods, guide rods, and related linear-motion components where strength, straightness, surface quality, and machining consistency all matter.

High-strength round bars for hydraulic rods and cylinder components.

Send a steel bar requirement for review.

Share the practical details first so material, delivery condition, processing route, inspection needs, and destination can be reviewed together.

Request a Quote

Key supply details before quotation.

Review the main grade, application, processing, and inspection points first. Open the detailed notes only when deeper context is useful.

Hydraulic Rods & Cylinder Components

Key point

Stable bar supply for rod applications that require controlled strength and good straightness.

Suitable for hydraulic cylinder rods, pneumatic cylinder rods, guide rods, and other rod-type mechanical parts.

Product Summary

Technical points buyers usually review first.

This page helps buyers evaluate steel bar choices for cylinder rod applications by linking grade selection, delivery condition, and downstream processing requirements.

Introduction

Hydraulic and pneumatic cylinder applications often require more than standard round bar supply. Buyers usually need materials with suitable strength, straightness, machinability, and surface condition so the bar can move smoothly into peeling, machining, polishing, or chrome-plating related routes.

JOTAIN supports these requirements with alloy steel round bars selected for rod-type applications where performance and processing must work together.

Typical parts

Hydraulic cylinder rods

Pneumatic cylinder rods

Piston rods

Guide rods

Support rods

Linear-motion rod components

Recommended grades

Detailed source notes 48 more points

42CrMo4 / 4140

Preferred for high-strength cylinder rods and demanding rod applications requiring QT performance.

CK45 / 1045

A practical choice where machinability and processing flexibility are important for medium-duty rod applications.

40Cr

A versatile alloy steel used for shafts, rods, and general mechanical components requiring balanced strength and toughness.

Recommended delivery conditions

Black round bar

Peeled bar

Heat-treated bar

Rough machined bar

Chrome-plating base material upon request

Supply Scope

Support aligned with rod machining and surface finishing routes.

Depending on project requirements, JOTAIN can support hydraulic applications at different supply stages, from raw round bars and heat-treated bars to semi-finished rod blanks and mature rod-related products.

Available supply scope

Raw material round bars

Heat-treated bars

Peeled bars for improved surface condition

Bars prepared for machining or further finishing

Chrome-plating base materials

Semi-finished rod blanks

Mature rod-related products or matching components depending on application needs

Processing support

Heat treatment according to application route

Peeled bar supply for improved surface condition

Rough machining or semi-finished preparation

Surface preparation for further finishing or plating

Inspection points

Chemical composition analysis

Mechanical testing

Dimensional inspection

Surface condition check

UT and third-party inspection available on request

Application Images

Rod materials and processed forms for hydraulic routes.

Selected images show raw, peeled, and application-oriented rod products used around hydraulic and pneumatic cylinder component supply.

Black rod materials

Raw or prepared bar supply for downstream rod processing.

Peeled bar condition

Improved surface condition for machining or further finishing.

Rod-related products

Application-oriented rod components can be supported depending on project needs.

Inquiry

Need material support for hydraulic rod applications?

Share part type, grade, diameter, length, quantity, delivery condition, and destination for a quick response.

Contact us

More applications