We have a dedicated product research and development department to continuously improve the products produced, so that our Fixed Hydraulic Cylinder, Seamless Cold Drawing Pipes, Hollow Round Bars is always at the advanced level. We warmly welcome domestic and abroad buyers deliver inquiry to us, we now have 24hours doing work team! We insist on maintaining the independence of the company and focus on pursuing superb craftsmanship and product innovation. Our company has always adhered to the 'customer first, abide by the contract' purpose, and has formed a sound domestic and foreign marketing network and service system.

Welded carbon steel pipe is a kind of high precision steel pipe which has been processed by honing machine from cold drawing pipes. They are widely used to produce pneumatic or hydraulic cylinder tubes because there are no oxide layers in the inner and outer wall of honed tubes, no leakage under high pressure, flattening without any cracks and its smooth inner wall surface.

Features:

We are a manufacture which can supply products and services from raw material to hydraulic cylinders and machines, including acid pickling, parkerising, saponification, cold drawing, quenching, stress annealing, honing, welding, precision machining and other processing.

With mighty technical support, powerful design and development ability, we are at the front of this field and receive many good reputations.

We can produce large cylinder tubes which can be 1200 mm for ID and 1600 mm for OD and the longest can reach 16 meters for length.

Parameters for OD and ID:

Our Advantages

a. Extensive production experience: We are specialized in cylinder, piston rod and cylinder tubes with an experience of more than 15 years.

b. Complete production facilities: We have precision centerless grinding machine, straightening machine, fine polishing machine, precision lathe, milling and drilling machine, roller press and other advanced equipments. Our technicians will do regular scheduled maintenance on these machines to guarantee them work well.

c. High quality raw material: We mainly choose raw material from big steel factory, such as TPCO, BAO STEEL, YE STEEL and those which are best and largest raw material manufacturer in China.

d. Strict Physical/Chemical testing procedures: Meeting the requirements of the product design and process, providing reliable testing data.

e. Short Delivery time: 50 days for one container, if our stock can meet your requirements, we can deliver within ten days.

f. Safe packing: Anti-rusty oil is painted on the surface of tubes before packing, plastic caps on two ends to protect inside surface. Finally be packed with seaworthy package or in wooden case.

g. Quick reply: We will give you response within 12 hours.

Pre-sale services:

1. Providing professional technical support.
2.Send the product catalog and instruction manual.
3.If you have any question please contact us online or send us email, we promise we will give you a reply within 12 hours!
4.Personal call or visit is warmly welcome.
Sale of services:
1.We promise honest and fair service. 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:
1.24-hour telephone service.
2.A large stock of different sizes of skiving and roller burnishing tubes.

FAQ

1. Q: Are you a manufacturer, trading company or a third party?

A: We are a manufacturer, and we have builded up our company since 2006.

2. Q: What is your minimum order quantity, can you send me samples?

A: For common material and sizes, we don’t need minimum order quantity and samples are no problem for us. However, we can also send you catalog and warmly welcome you to come and visit our company.

3. Q: What kinds of physical and chemical testing you can provide?

A: The physical and chemical testing we provide includes:

Chemical composition testing

Physical property testing：hardnesstest，tensile strength testing, yield strength testing, etc.

NDT: PT, MT, UT and RT, namely penetrant testing, magnetic testing, ultrasonic testing and radiographic testing

4. Q: Can I mix different models in one container?

A: Yes, of course, different sizes can be mixed in one container for common materials.

5. Q: What are your terms of payment?

A: T/T in advance.

6. Q: How you arrange shipment?

A: By sea, by train, by air or by express.

Our customers have a wider range of processing choices for transportation mode.

By Express (FedEx,UPS,DHL,TNT,EMS,etc...)

---Advantage:Fast (takes about7-10 day sin the delivery),door to door.

---Disadvantage:Alittleexpensive.

By Air Transportation

---Advantage:Fast (takes about 8-12 days),a little cheaper than Express.

---Disadvantage:You need to take the goods from the airport by yourself.

By Sea (Ocean) Transportation

---Advantage:Much cheaper than Expressor Air transportation.

--- Disadvantage:Slow and you need to take the goods from your destination port by yourself.

We strive for excellence, service the customers', hopes to become the best cooperation team and dominator enterprise for personnel, suppliers and customers, realizes value share and continuous promotion for Straight Welded Carbon Profiled Square Steel Pipe (10# 20# 45# Q195 Q215 Q235 Q345). The level of product production costs is directly related to the economic benefits of product production and the product's competitive position in the international market. Consistent adherance to the high quality, high standards and strict requirements of the products is our company culture.

Hot Tags: welded carbon steel pipe, China welded carbon steel pipe manufacturers, suppliers, factory, dimensional accuracy piston rods, hydraulic cylinder finish, hydraulic cylinder price, hydraulic cylinder cost, Cold Drawing Tubes, honed leak proof tubes