Products  Description

Product Name : cold drawn hydraulic carbon seamless steel tube st52.3

Shape : Round

Outer Diameter: 30 - 250 mm

Thickness: 2 - 30 mm

Grade : 20# 45# 25Mn Q345

ID tolerance:H8 H9

Delivery Condition: BK/BKW/BKS/GBK/NBK

Technique : Cold drawn+SR

Technical specification : suitable for SK+RB/Honed or skived and telescopic hydraulic cylinder tube

Surface quality : Good quality after coating

Delivery Time: Within 20-30 days after receiving payment or as client’s request

Trade Terms: FOB Yantai, Qingdao, or as client’s request

Payment Terms: T/T or L/C or as client’s request

Supply Ability: 500 metric tons/per month

Products :

1.Seamless steel tube

Widely used in the hydraulic cylinder of the heavy machinery, Cranes, excavator also forklifts. Material is various, mainly STKM-13CT ST52 CK45 and 1020. We can also offer ascustomized seamless steel tube.

ld drawn/rolled steel tube

Grade: 20# 45# 16Mn 25Mn 27SiMn E355 SAE1026

Standard: GB/T8713 GB/T3639 DIN2391 EN10305 ASTMA519

Range: 30-300mm

Length: 11m(max)

The cold process can change the thickness of tube to meet client's request and offer better mechanical property.

3. SRB&Honed steel tube

ID Tolerance: H8 H9

ID Roughness: RA0.4micron(max)

Length: 6m(max)

Inner roughness: Ra0.2-0.8um

Straightness: 1:1000 or customized

This process can improve the roughness of the inner tube to 0.2-0.8um and make inside tube more smooth which can be used for cylinder directly.

Company information

Yantai Xinpeng Steel Pipe Co., Ltd is located in the beautiful coastal city-YanTai, our company is in the (APEC) Science &Technology Industrial Park, urban area of Yantai, with convenient transportation. Established in December 1992, has been specialized in this line for more than 20 years.

Our company mainly produces various specifications of cold finished precision steel tube, which are widely used in hydraulic and Pneumatic cylinder for automobile, engineering machinery, textile machinery, printing machinery, oil drilling and other field.

Packing &Delivery

Packing:

Standard package with plastic bags and strapped bundles or as client's request totally

Delivery time :

Shipped in 30 days after payment

Usage

Seamless steel pipes for low and medium pressure boiler, high pressure boiler, ship-building, liquid service , petroleum cracking, chemical fertilizer equipment,drawing-oil-equipment and structure purposes.

Mechanical property

Working method: Cold drawn+SR

Certification

FAQ

1. What is your terms of delivery?

We accept FOB Yantai, Qingdao or as client’s request.

2.What’s your main market?

We have contacted with many countries all over the wold such as Korea, Iran, Ukraine, Pakistan and so on.

3.What’s your package?

Usually, we have standard package with plastic bags, or wooden cartons or as client’s request.

4.What about your quality?

Strictly followed by ISO9001 system, all our products are in high quality control and tight tolerance.

5.What about the delivery time?

Usually, we will arrange the cargo within 20-30 days after receiving your payment or as client's request as soon as possible because of the stock.

6. Why buy from your company?

We are professional manufacturer and we can offer competitive pricing, fast turnaround times, quick worldwide delivery, excellent procurement capabilities for even the most difficult-to-find parts, and more than 20 years of combined experience.

Service

1.100% quality satisfaction guarantee following with ISO9001 verified

2. professional package which can assure long distance sea transportation

3. delivery in time

4. more than 20 years experience specializing in steel trading line

5.alibaba trade assurance supplier