Product Details

THE PRODUCT INFORMATION

Product name	DIN 2391 cold finshed cold drawn steel tube for hydraulic cylinder
Size	OD	30-250mm
	WT	2-30mm
	Length	1-6m or according to the customer’s need
Material	20#,45#,16Mn,10#,st35-st52,25Mn
Surface treatment	According to the customer’s acquirement
Ends	1. Bundle packing. 2. Beveled end or plain end or vanished as buyer's required. 3. Marking: as per customer's requests. 4. Painting varnish coating on the pipe. 5. Plastic caps at ends.
Section shape	Round
Application	Used For Hydraulic equipment ,mechanical structures ,automotive parts,oil drilling
End protector	With plastic caps or not
Inspection	With Hydraulic Testing, Eddy Current, Infrared Test ,ultrasonic Test
payment	1.T/T:30% T/T advance, 70% balance copy of B/L 2.L/C:at sight 3.T/T and L/C:30% T/T advance, 70% L/C at sight.etc
contact	Yantai Xinpeng Steel pipe . Http:// Tel:86-535-6835398 Fax:86-535-6835383

SOME DIMENSION

OD x WT	OD x WT	OD x WT	OD x WT
4*0.5	16*0.5	26*1.8	35*9.0
4*0.8	16*0.8	26*2.0	35*10
4*1.0	16*1.0	26*2.2	38*0.5
4*1.2	16*1.2	26*2.5	38*0.8
5*0.5	16*1.5	26*2.8	38*1.0
5*0.8	16*1.8	26*3.0	38*1.2
48*5.0	70*2.8	90*10	130*14
48*5.5	70*3.0	90*12	130*16
48*6.0	70*3.5	90*14	130*18
48*7.0	70*4.0	90*16	140*2.5
48*8.0	70*4.5	95*2.0	140*2.8
48*9.0	70*5.0	95*2.2	140*3.0

THE TOLERANCE OF DIMENSION

ID Min.	(Tolerance on OD)μm
ID Min.	H7	H8	H9	H10
30	+21 0	+33 0	+52 0	+84 0
>30-50	+25 0	+39 0	+62 0	+100 0
>50-80	+30 0	+46 0	+74 0	+120 0
>80-120	+ 35 0	+ 54 0	+87 0	+140 0
>120-180	+40 0	+63 0	+100 0	+160 0
>180-250	+46 0	+72 0	+115 0	+185 0
>250-315	+52 0	+81 0	+140 0	+210 0
>315-400	+57 0	+89 0	+170 0	+230 0

THE FINISHED PRODUCTS

ABOUT OUR COMPANY

we are the top 5 manufacturer of precision seamless steel tube in China ,our company established in 1992 ,so we have more than 20 years experience in the steel tube world,, we mainly produces various specifications cold finished steel tube which are widely used in hydraulic cylinder ,automobile ,oil drilling ,texil machinery ,enginrring machinery ,so welcome to our company to visting and negotiate business .

OUR SERVICES

1. Cargo track service during transporting and feedback service after cargo is loaded on board

2. Flexible terms of payment by

3. Big discount for repeat customers

4. Smooth delivering procedure

5. Payment Terms: T/T , L/C And so on.

PACKAGING AND SHIPPING

(1)Delivery time: In 20 days or according to client's requires

(2)Trade terms: EXW/FOB/CIF etc

(3)Payments: T/T or L/C or according to client's requires

(4)Port: Yantai or Qingdao

(5)MOQ: 5 metric tons or at customer's demands

(6)Packing: we usually bundle with steel strips ,branding parcel or wooden box outside ,or according to the customer’s acquirement

OUR PROCESSING

OUR CERTIFICATE

TESTING

1.100% PMI,Spectro Chemical Aanlysis Test for Raw Material

2.100% Dimension & Visual Examination

3. Mechanical Properties Test Include Tension Test,Flaring Test (For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube), Hardness Test ,Reversed Flattening Test

4.100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test (ET or UT)

5.Radiographic Test for Welded Pipe (shall be accordance with specification,or shall be as agreed upon between the purchaser and vendor)

6.Straightness Test (optional)

7.Roughness Test (optional)

8.Intergranular Corrosion Test(optional)

9.Impact Test (optional)

10.Grain Size Determinations (optional)

NOTES : ALL THE TESTS AND INSPECTION RESULT NEED TO BE SHOWED IN REPORTS ACCORDING TO STANDARD AND SPECIFICATION.

FAQ

What is the advantage of our company ?

1.Rapid response on any inquiry.

2.Competitive price with best service .