SAE 1045 Alloy Steel Hollow Piston Rod for Telescopic Cylinder
Model: CX-06 Code: 8431 Size Range: 10 mm – 200 mm
Product Description
SAE 1045 is a medium carbon steel with excellent hardness and toughness, making it one of the preferred materials for manufacturing high-strength hollow piston rods used in multi-stage telescopic cylinders.
Available Steel Grades
• SAE/AISI: 1020, 1026, 1518, 1045, 4130, 4140, 4145, 4340
• EN: E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C
• DIN: ST52
Delivery Conditions
As Rolled, Induction Hardened, Quenched + Tempered
Machining & Turning
According to customer’s drawings and specifications
Hard Chrome Plating
Standard plating thickness: 20–30 μm (customizable)
Chrome layer hardness: Min. HV800
Diameter Tolerance
ISO f7 or f8 (as per customer request)
Surface Roughness
Ra ≤ 0.25 μm or Ra ≤ 0.4 μm (optional)
Packing
Standard export packing in high-strength plywood boxes with anti-rust film and end caps
Customized packing & marking available upon request
Additional Information
Minimum Order Quantity (MOQ)
• OD ≤ 250 mm: 2–3 tons/size
• OD > 250 mm: 5 tons/size
• Special steel grades (e.g., E410, E470, alloy types): 5 tons/size
Delivery Time
20–40 days depending on size and steel grade
Warranty & Guarantee
• 6-month quality guarantee from date of shipment
• Damage due to improper unloading or storage not covered
• Third-party or customer inspection before shipment is welcome
Payment Method
T/T, L/C, D/P available (based on customer credit evaluation)
Quality Control
• Raw materials sourced from reputable steel mills with certified cylinder quality
• In-house inspection for all production stages, including dimensional accuracy, surface finish, and chrome layer integrity
Why Choose Us
• Over 20 years of manufacturing expertise in precision steel tubes and cylinder components
• In-house chrome plating and honing for better quality control
• Full support for custom development and OEM solutions
Company Profile
We are a dedicated manufacturer of cold drawn seamless steel tubes and precision hydraulic components for over 20 years.
Our Product Portfolio
• Seamless Precision Tubes (EN 10305-1): OD up to 325 mm, WT up to 35 mm
• Precision Welded Tubes (EN 10305-2): OD up to 356 mm, WT up to 15 mm
• Seamless Mechanical Tubes (ASTM A519): OD up to 325 mm, WT up to 35 mm
• Welded Mechanical Tubes (ASTM A512): OD up to 356 mm, WT up to 15 mm
• Hydraulic Cylinder Tubes: Size Range 50 × 40 mm – 325 × 280 mm
• Cold Drawn Seamless SHS & RHS Tubes:
– SHS: 70 × 70 – 250 × 250 mm
– RHS: 80 × 60 – 300 × 200 mm
– WT up to 20 mm
We provide customized machining and plating services to meet your exact requirements for hydraulic cylinder parts, including hollow piston rods, telescopic cylinder rods, and other high-precision components.
Frequently Asked Questions
Q: What’s the advantage of using hollow piston rods in telescopic cylinders?
A: They reduce overall weight while maintaining strength, improve fluid flow efficiency, and allow for compact cylinder design.
Q: Can you supply induction hardened hollow rods?
A: Yes, we provide various delivery conditions including quenched & tempered and induction hardened for higher wear resistance.
Q: What testing is applied to ensure quality?
A: All rods are subject to dimensional inspection, chrome adhesion tests, roughness testing, and mechanical performance evaluation.
