Our company has many well-relational and stable cooperative manufacturers at home and abroad and excellent sales personnel to provide customers with better chrome bar, Precision Hydraulic Tube, St52 Honed Pipe solutions. We will seize the opportunity to meet the challenges. We believe that active employees are the guarantee of a company's continuous profitability, so we focus on the cultivation of employees' positive initiative. We warmly welcome customers from home and abroad to visit our company, and to cooperate with us for a splendid future together. Since its establishment, our company has been adhering to the ultimate technology, advocating the brand concept of stable products, excellent quality, and emphasis on reputation.
Qt Chrome Bar Introduction
Chrome plated bars can be divided into standard bar, induction bar and tempered & quenched bar. Surface of bar goes through special grinding and hard chrome plating process, and then mirror polishing. They always work together with precision tubes.
Qt Chrome Bar technical parameters and Details
Application: hydraulic cylinder, pneumatic cylinder, oil cylinder, telescopic cylinder.
Original: Jiangsu, China
Certification: ISO9001.
Material: CK45, ST52, E355, 42CrMo4
Payment term: TT, LC
Delivery date: usually 20 to 40 days.
Packing: each packed in peper sleeve, and then in bundle.
Market: Middle East/ Africa/Asia/South America/Europe/North America
MOQ: Depends on exact size and material.
Chemical Properties:
Material | C% | Mn% | Si% | S% | P% | V% | Cr% |
CK45 | 0.42-0.50 | 0.50-0.80 | ≤0.04 | ≤0.035 | 0.035 | ≤ 0.25 | |
ST52 | ≤0.22 | ≤1.6 | ≤0.55 | ≤0.04 | ≤0.04 | ||
20MnV6 | 0.16-0.22 | 1.30-1.70 | 0.10-0.50 | ≤0.035 | ≤0.035 | 0.10-0.20 | ≤0.30 |
42CrMo4 | 0.38-0.45 | 0.60-0.90 | 0.15-0.40 | ≤0.035 | ≤0.035 | 0.07-0.12 | 0.90-1.20 |
40Cr | 0.37-0.45 | 0.50-0.80 | 0.17-0.37 | ≤0.035 | ≤0.035 | 0.80-1.10 |
Chrome plated bar characteristics
- PRODUCTION NAME: chrome bar , Chrome shaft,chrome piston rod
- PRODUCT SIZE : φ6-φ250
- SUPPLY CONDITION:
Standard chrome plated; induction hard; quenched and tempered
- CHROME THICKNESS:
Standard 20 to 30 microns, special requirement depends on customers
- SURFACE ROUGHNESS: Ra≤0.4 micron
- TOLERANCES ON DIA: ISO f7 on the diameter
- OVALITY : Half of the tolerance ISO f7
- STRAIGHTNESS: ≤0.2MM/M
- SURFACE HARDNESS :800-1150HV
Experience and markets
Our factory has more than 20years working experiences on researching and selling. Products are well sailed all over the world, got many compliments from customers.
Our Advantage
1. We has two factories of 40000 square meters and totally 150 employees to promise the Honed Tubes In Stock best quality control;
2. According to the cylinder pressure and inside diameter size ,different hydraulic cylinder honed tube Would be choosed ;
3. Our motivation is --- customers’ satisfaction smile;
4. Our believing is --- pay attention to every detail;
5. Our wish is ----perfect co-operation.
Our services
Pre-sale services:
1. Providing professional technical support.
2. Send the product catalog and instruction manual.
3. If you have any question PLS contact us online or send us email, we promise we will give you a reply at the first time!
4. Personal call or visit are warmly welcome.
Sale of services:
1. We promise honest and fair, it's our pleasure to serve you as your purchasing consultant.
2. We guarantee punctuality, quality and quantities strictly implement the terms of contract...
After-sales service:
1. Where to buy our products for one year warranty and life long maintenance.
2. 24-hour telephone service.
3. A large stock of components and parts, easily-worn parts.
We aim at marketization and industrialization, uphold the basic model of integrated R&D and collaborative innovation, and focus on new development of 40cr Induction Hardened Hard Chrome Plated Bar, key technology breakthroughs and application development. Enterprise managers must maintain dedicated to their jobs, running the enterprise wholeheartedly, and strict testing is required for each listed product. On the premise of steady development, we are actively expanding into emerging industries and working hard for a better future. Welcome customers from all over the world to come and establish long term business relations!
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