What are the lead times for production?

The average lead time is one month, regardless of peak or off-season periods.

What certifications does the product have?

The product is manufactured under ISO9001 certification standards, ensuring high quality and reliability.

What is the surface roughness of the shaft?

The maximum surface roughness is Ra0.4um, ensuring smooth operation for linear bearings.

High Rigid Gcr15 Steel Piston Rod

Name: High Rigid Gcr15 Steel Piston Rod
Brand: Lishui Wangong Precision Machinery Co., Ltd.
SKU: 2049576545

Zhejiang, ChinaLishui Wangong Precision Machinery Co., Ltd.

US$10.00

1 Meter

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Application

Aerospace Industry, Agricultural Equipment, Automotive Industry, Construction Industry, Marine Industry, Medical Industry, Robotics Industry, Automatic Machinery

Certification

ISO9001

Model NO.

dia4mm

Corrosion Resistance

Medium Corrosion Resistance

Journal Diameter Dimensional Accuracy

H7/G6

Journal Relative Position Accuracy

0.01-0.03mm

Journal Surface Roughness

0.2-0.4

Material

Hard Chrome Plated Steel

Shaft Type

Solid Shaft

Strength

High Strength

Surface Finish

Polished

Tolerance

Precision Tolerance

Stiffness & Flexibility

Stiffness / Rigid Axle

Axis Shape

Straight Shaft

Shaft Shape

Real Axis

Appearance Shape

Round

Journal Surface Roughness

0.63-0.16μM

Material

Gcr15/Suj2

Load

Induction Hard and Chrome Plated Shaft

Journal Diameter Dimensional Accuracy

G6/H7/H6

Product Name

High Rigid Gcr15 Steel Piston Rod

Surface Treat

Chrome Plated

Process

High-Frequency Quenching Treatment

Straightness

0.05mm with 300mm Length

Length

100--6000mm

Feature

Wear-Resistant

Machinized

Stepped Shaft

Machining

Key Way Shaft

Machinze

Flats Shaft

Machinize Shaft

Tapped and Thread Linear Shaft

Machinized Shaft

Snap Ring Grooves

Dia

3mm to 120mm

Hardness

HRC55-65

Stock

Plenty

Transport Package

Wooden Box

Specification

dia4

Trademark

ERSK

Origin

Zhejiang

Production Capacity

15, 000/Month

Key features

High Precision Tolerance: Available in H7, G6, and H6 precision tolerances for critical applications.

Durable Surface Finish: Hard chrome plated with induction hardening, achieving HRC55-65 hardness.

Custom Machining Options: Supports key ways, snap ring grooves, threading, and reduced shaft diameters.

Wide Size Range: Diameter from 3mm to 120mm and length from 100mm to 6000mm.

ISO9001 Certified: Manufactured under strict ISO9001 quality standards with 100% inspection.

Low Friction Design: Polished surface ensures smooth operation with torque requirements less than 30%.

Versatile Material: Made from GCr15/SUJ2 steel with options for CK45 and hollow shafts.

OEM/ODM Support: Full customization available from samples or designs with professional R&D.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceSelf-branded

Lishui Wangong Precision Machinery Co., Ltd.

Zhejiang, 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: 17 Years CertifiedNearest Port: Ningbo Port , Shanghai PortAverage Response Time: ≤2.21h

AI-Powered supplier vetting

SummaryLishui Wangong Precision Machinery Co., Ltd. is a limited company founded in 2008, with 98 employees and operations covering R&D, manufacturing, sales, and service. It manufactures precision transmission components, including linear shafts, ball screws, linear guides, cylinder rails, linear bearings, and roller linear rails. The supplier demonstrates documented service procedures, complaint handling, corrective and preventive actions, export licensing, OEM/ODM capability, and customization from samples and designs. Production infrastructure includes lathing, CNC machining, milling, and ultrasonic cleaning facilities, with documented finished-product inspection instructions. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas service coverage. Financial capacity is referenced for 2022–2024, but no financial performance details are provided. A BV audit is recorded with validity from April 16, 2025 to April 15, 2026, but the audit result is listed as 0...

Supplier typeThe supplier is identified as Lishui Wangong Precision Machinery Co., Ltd., a limited company founded in 2008. It is described as a combined business integrating R&D, production, sales, and service, and is not an offshore company or part of a larger company group.

After-Sales capabilityThe supplier has documented procedures and followed records for service capability assessment, corrective and preventive actions, and effective customer complaint handling. However, it has no overseas warehouse, showroom, agent, or branch, and reports service coverage in zero countries; therefore, its formal service processes are evidenced, while overseas after-sales reach is limited.

R&D capabilityThe supplier states that it has R&D capability, introduced new products during the past year, and provides ODM services. It can customize from samples and designs, but it explicitly has no available SDK; the available evidence supports product development capability but not a broader technology-platform capability.

Production capacityThe supplier manufactures multiple precision transmission components and operates lathing, CNC machining, milling, and ultrasonic cleaning facilities. It also has uniformly followed finished-product inspection instructions, but no quantitative productivity figures are provided and the audit evaluation result is recorded as 0, so overall production strength cannot be fully confirmed.

Customization capabilityThe supplier explicitly offers customization from samples and from customer designs, and also provides ODM services. These statements directly demonstrate both design-based customization and original design manufacturing capability.