Product Details

About our company:

Yantai Xinpeng Steel Pipe Co.,Ltd,located in (APEC)Science&Technology Industrial Park,Zhifu district,Yantai.Established in Dec1992,with registered capital of 5 million Yuan.Our company mainly produces various specifications of cold finished precision steel pipe,which are widely used in hydraulic and pneumatic cylinder for automobile,engineering machinery,textile machinery,printing machinery,oil drilling and other field.

In 2002,our company was equipped one set advanced CNC skived and roller burnished machine SRB-6000mm,several powerful honed machine,combined cold drawn,cold rolling,heat treatment and SRB process to produce the best quality products.our company has passed ISO9001 verified from 2008.

Commodity Description:

Name	ISO9001 Certified cold finished polished precision pipe
Delivery condition	BK,BKW,GBK,NBK,BKS
Size	OD:25mm-300mm WT:2mm-30mm
Length	2-4m,4-6m or according to the clients' request
Materia	10#,20#, 45#,25Mn,E355(Q345B, St52),27SiMn
Standard	GB/T8713,GB/T3639,DIN2391,EN10305,ASTMA519, ASTMA106-2006
ID tolerance	H8,H9
MOQ	5MT
Package	Bulk in master cartons, then on pallets,
Package	or according to customers' requirement
Place of Origin	Shandong,China
Payment	L/C or T/T (30% in advance and 70& against the copy of B/L)
Delivery	Within 20 days after confirming the deposit
Working Method	Cold drawn/rolled, honed/SRB, polished

ID tolerance

ID size

ID deviation (mm)

H10

+0.021

+0.033

+0.052

+0.084

>30~50

+0.025

+0.039

+0.062

+0.100

>50~80

+0.030

+0.046

+0.074

+0.120

>80~120

+0.035

+0.054

+0.087

+0.140

>120~180

+0.040

+0.063

+0.100

+0.160

>180~250

+0.046

+0.072

+0.115

+0.185

>250~315

+0.052

+0.081

+0.130

+0.210

>315~400

+0.0527

+0.089

+0.140

+0.230

Product Process:

Application:

1.Hydraulic Cylinder Tube---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 in Elevator,buffer 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.

High Efficiency Service

1.365Days *24Hours phone and email in service.

2.Your inquiry will be replied in 24 hours

Choose Xinpeng,inquiry me to get best price.