Csdls High Quality Cold Drawn Seamless Carbon Steel Pipe Square Round Tube

• Customization: Available
• After-sales Service: Yes
• Warranty: 12 Months
• Model NO.: CD-006
• Type: Carbon Steel Tube
• Technique: Cold Drawn
• Material: Carbon Steel
• Surface Treatment: Polished
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Square
• Package: as Request
• Capacity: 1, 000~1, 500tons/Month
• Internal Diameter: 100~500mm
• Size: Customized
• Transport Package: Wooden Strip, Wrapping Film
• Specification: as customer′s request
• Trademark: CSDLS, neutral, as request
• Origin: China
• HS Code: 7304319000
• Production Capacity: 12, 000~18, 000tons/Year

Product Description

Product Description

Type:	High-precision cold-drawn seamless tube
Standard:	GB/T3639-2018, GB/T 5777-2008,the technology agreement
Material steel:	45#, 16Mn(Q345B), 25Mn, 27SiMn, SY720, ZNP460
Internal diameter Tolerance:	H8, H9,H10
Straightness rate/roundness rate/mechanical performance :	As agreement
Chrome-plated	Area and thickness as request
Size:	100mm-500mm
Shape:	Round, square
Package:	As request
Usage:	1. For oil cylinder's outside cylinder and piston rod;   2. For transportation of natural gas, oil, kerosene, etc to avoid leakage;  3. For making parts of some machines such as the drive shaft of an automobile or the drill pipe of oil and bicycle frames;  4. For some large machinery such as boiler heating supply pipe;  5. For the storage of liquefied natural gas such as taxi trunk cylinders.

 

Production Process

 

Detailed Photos

Production Introduction

Company Profile

Changsha Dalishen Hydraulic Engineering Co., Ltd., founded in 2007, is a Hi-tech enterprise which is mainly engaged in developing, producing and marketing of precision seamless steel pipe, pipe for oil cylinder, concrete delivery cylinder, oil cylinder, concrete pumping system assembly and cylinder fittings. CSDLS is the first hydraulic cold-drawn seamless steel pipe manufacturer in South China and involved in a number of China's national standards' formulation of the industry. We have 13 effective utility patents at present. With our powerful RD and machining equipment, we can also process as your drawing. With an area of 29000 square meters factory, we can provide quite production lines for timely mass production. So far we have established business relationship with many famous companies such as SANY, Zoomlion, XCMG, ZMJ, LiuGong and XANJER.

Facilities

CSDLS is a professional hydraulic engineering company with many advanced equipments in our factory. There are equipments specializing in making high-quality cylinders to create every detail precisely; there are equipments focusing on the production of conveying cylinders to provide strong support for efficient conveying; and there are also professional equipments for manufacturing cold-drawn tubes to ensure the excellent quality of the tubes. In addition, the production equipment for various cylinder accessories is also readily available. All these equipments together lay a solid foundation for us to produce high quality hydraulic products, and you can visualize our strong production strength through the pictures.

Our Advantages / Why choose us

1. We have our own factory with 29,000 square meters in the hometown of heavy industry, 

   Changsha City, Hunan Province.

2. We have 16 years experience in the field with powerful RD and machining equipment.

3. We have 13 effective utility patents and 80 sets of production and test equipment.

4.We focus on cylinder and accept OEM and ODM processing.

5. We follow ISO9001 and have established long-term co-operation with SANY, Zoomlion, 

   ZMJ and LiuGong.

FAQ

Q1. Are you a factory or a trading company?

We are a factory focusing on hydraulic engineering.

Q2. Do you have your own brand?

Yes, we have. Our brand is CSDLS.

Q3. Do you accept sample orders?

Yes, we do. 

Q4. What about your warranty?

One year since delivery.

Q5. What are your payment terms?

T/T, L/C,OA