After hard work and innovation, and years of professional accumulation, our company has developed into the largest Cold Drawn Steel Tube, 50T Welding Positioner, Precision Seamless Steel Honing Tube manufacturer in China. We aspirate to do cooperate with all different the auto parts manufacturers, repair shop, auto peer, then create a beautiful future! We win customer trust through excellence in quality, reliability and innovation.
Small Honed Tubes introduction
WUXI HENGTONG PETROLIC MACHINERY has two factories of 40000 square meters and totally 150 employees manufactures Small Honed Tubes, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, piston rods and high-precision cold-drawn steel tubes, We are well-equipped with 300 ton, 150 ton, 65 ton, 20 ton of cold drawing machine,9 meters CNC boring machines, 20 sets honing machines , one set furnace and advanced quality testing equipment, which combine cold drawn, cold-rolled, heat treatment and traditional machining process.
Small Honed Tube detail
Application: producing of hydraulic/ pneumatic cylinders, pumps, motor shells, transmission shafts and transmission roller steel pipes.
Standard: DIN, GB, GB/T8713-88 ISO4394/1-1980(EN10305/DIN2391)
Standard2: DIN 2391, GB/T 8713
Grade Group: 10#-45#, 16Mn, ST35-ST52
Grade: 10#, 20#, 45#, 16Mn, St52
Thickness: 2.5 - 13 mm, ≥4mm
Section Shape: Round
Outer Diameter(Round): 45 - 426 mm
Place of Origin: Jiangsu, China (Mainland)
Secondary Or Not: Non-secondary
Technique: Cold Drawn
Certification: CE, CE ISO SGS
Surface Treatment: honing
Special Pipe: API Pipe
Alloy Or Not: Non-alloy
Straightness: 0.2-0.5mm/m
Length: ≤12m
Types: polishing tube
Tolerance on WT: ±5%
Qulity: high
Stock: yes
Customizable or not: yes
Production process
Raw material – annealing for material of 45#, 27SiMn, 25Mn – Acid cleaning – parkerizing & Saponifying – cold drawn – leveling – saw off bad section – stress relieving – leveling –honing or skiving – inspection – oiled plated - packing
Our Advantage
1. According to the cylinder pressure and inside diameter size ,different hydraulic cylinder honed tube Would be choosed .
2. Our motivation is --- customers’ satisfaction smile;
3. Our believing is --- pay attention to every detail;
4. Our wish is ----perfect co-operation
Packaging & Delivery
Packaging Details | Export packing for polishing tube |
Delivery Time | Depend on quantity for polishing tube |
Packaging & Shipping
Packaging Detail:Seaworthy packing
Delivery Detail:Usually from 20 to 40 days
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 innovate and perfect the quality of our ASTM A53 Carbon Oil and Gas Seamless Steel Pipe Seamless Steel Tube, always emphasize innovation and outperform ourselves. We clear know that "technical innovation is the driving force of an enterprise" is not only a courage, but also a warning. We are a modern enterprise integrating R&D, production, sales and technical service, striving to produce better products for various industries.
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