high reputation steel pipe stress relieved after cold finished

high reputation steel pipe stress relieved after cold finished

USD $600 - $1,250 /Metric Ton

Min.Order:5 Metric Tons

Supply Ability:
500 Metric Ton / Metric Tons per Month
Port:
Yantai Qingdao or other China main port
Payment Terms:
T/T

Quick Details View All >

Thickness:
2, 30
Section Shape:
Round
Outer Diameter:
25 - 300 mm
Place of Origin:
Shandong, China
Secondary Or Not:
Non-secondary
Application:
Hydraulic Pipe

Yantai Xinpeng Steel Pipe Co., Ltd.

Business Type: Manufacturer,Trading Company
Yantai Shandong China
Main Products: hydraulic tube ,precision tube ,honed tube ,mechanical tube ,cold finished tube

Product Details

Main Product

1. Hydraulic Cylinder Tube------Main products of Xinpeng

 

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 work and get the mechanical property of the clients need and extended the life of the hydraulic cylinder.

 

2.SRB tube ----- used inElevatorbuffer and Hydraulic Cylinder .This kind tube have a better roughness inner the tube, ra0.2-0.4um and can use directly in the hydraulic cylinder tube. Range: ID 50-250mm and Length can work at most 6M.

 

 3. Cold finished tube---- Widely Used. Processing range 30-300mm, biggest length is 11M.

 

The benifits of our products:


 

Xinpeng Have passed ISo9001 verified from 2008; each tube of ours is strictly in quality control that can assure the product quality of Xinpeng.

 

high reputation steel pipe stress relieved after cold finished

 

 

 

Technique and tolerance

 

Working Method

Range

Size of ID

Tolerance

ID tolerance

WT(mm)

Ovality

Curvature

H8

H9

H10

Cold Drawn

25-250

>30-50

+0.0390

+0.0620

+0.1000

±5% to 7.5%

ID>210mm

±10%

0.10-0.20

0.3

Cold rolling

25-150

>50-80

+0.0460

+0.0740

+0.1200

Cold drawn-hone

40-250

>80-120

+0.0540

+0.0870

+0.1400

Cold drawn-SRB

50-250

>120-180

+0.0630

+0.1000

+0.160

Cold drawn-polish

40-250

>180-250

+0.0720

+0.1150

+0.1850

Cold drawn-polish-SRB

50-250

Other size and technique parameter upon request

 

 

 

Packaging&Shipping

 

1. bundle packing

 

2. marking as per customer's requests

 

3. paint on the pipe as per customer request

 

4. pipe caps as customer request

 

high reputation steel pipe stress relieved after cold finished

 

Delivery condition

    

1. NBK(+N)

after cold forming, eventually above phase transition point, in a protective atmosphere of annealing oxidation medium

2. GBK(+A)

after cold forming, annealing in non oxidizing medium protective gas

3. BK(+C)

the final heat treatment after cold forming, therefore small steel pipe plastically, the plastically degree does not guarantee

4. BKW(+LC)

after final heat treatment, a tiny cold drawing deformation, continue again when machining steel pipe allowed inside certain limits cold deformation(bending, flaring)

5. BKS(+SR)

have a stress relief after cold forming, heat treatment, steel pipe can be carried out within a certain limit in the appropriate processing


 

Process

 

Equipped with JLB250T hydraulic cold drawn set, LD120 cold rolling set, annealing furnace, strong honed machine, polishing machine, lathe, saws CNC skived and roller burnished machine, kinds of testing machine.

high reputation steel pipe stress relieved after cold finished

high reputation steel pipe stress relieved after cold finished

high reputation steel pipe stress relieved after cold finished

high reputation steel pipe stress relieved after cold finished

FAQ

 

Q: what about your standard delivery date?

 

A: 30 days after receiving deposit

 

 

 

Q: How about your capacity?

 

A: For steel pipes, 500 tons per month, 6000 tons per year.

 

Q: Do you have the target price?

A: Generally speaking, we have the target price when we buy something ,which is benefit for both buyer and supplier. At the same time, our target price will be reflected by the market.

 

 

 

If you are interested in our products, pls don’t hesitate to contact us, and we’ll do our best for you !

 

high reputation steel pipe stress relieved after cold finished

 

 

 

 

Contact Supplier

Ms. Judy Gao General Manager Chat Now
Telephone
0086-535-6835398
Mobile
86-18953537620
Fax
0086-535-6835383
Address
2th,Binglun Road,APEC Technology Industrial Park,Zhifu District,Yantai City Yantai,Shandong

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