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Help CenterHigh Quality ISO Standard Precision Seamless Carbon Steel Hydraulic Pipe
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About our company :
Yan Tai XinPeng Steel Pipe Co.,Ltd
Located in yantai, a beautiful coastal city.our company is in the APEC Science&Technology Industrial Park,urban area of yantai,with convenient transportaton.Established in December 1992, our company mainly products various specifications of cold -drawn precision seamless steel tube and hydraulic precision cylinder ,which are widely used in such industries as hydro-cylinder,automobile,engineering machinery ,textile machinery ,printing machinery ,oil drilling,etc.Our company is also the distributer of several domestic well-known steel tube plants in shandong,and mianly distributes seamless steel tubes of all kinds of materials.
ABOUT OUR PRODUCT
|
commodity name
Cylinder ID
Thickness |
high quality precision seamless carbon steel hydraulic pipe
30-250mm
2-30mm
|
|
Standard |
EN10305/DIN2391 |
|
ASTM /AISI | ||
GB/T 8162/ 8163 | ||
Material |
China |
20# 45#(CK45) 16Mn(ST52) 25Mn 27SiMn etc. |
|
German |
St42-2 DIN1626,St45-8 DIN17175,St45-4 DIN1629,CK45,St52 DIN1629 |
|
American |
ASTM A53-B,ASTM A106-B,ASTM A178-C,ASTM A1045,ASTM A210-C etc. |
Length |
as your requirements max: 14m/45.9feet |
|
Surface treatment |
Black painting, black varnish, transparent oil, or according to the customer’s acquirement |
|
Technique |
Seamless cold drawn /cold rolling /honing/skiving and roller |
|
Usage |
1.Hydraulic cylinder /pneumatic cylinder 2. Pumps 3.Motor shells 4.Transmission shafts 5.Transmission roller steel pipes 6.Casing Tube 7.Boiler pipe |
|
Package |
1. Bundle packing. 2. Bevelled end or plain end or warnished as your required. 3. Painting varnish coating on the pipe. 4. Plastic caps at ends. |
|
|
MOQ
Delivery time |
as your needs
within 25 days |
|
Mechanics performance: | ||||
Material |
Tensile strength |
Yield strength |
Elongation |
Hardness |
CK20/20#/AISI1020 |
>520 N/ mm2 |
>375 N/mm2 |
>15% |
>85HB |
CK45/45#/AISI1045 |
>600 N/ mm2 |
>520 N/ mm2 |
>15% |
>85HB |
ST52/16Mn/Q345D |
>600 N/ mm2 |
>520 N/ mm2 |
>15% |
>85HB |
25Mn/STKM 13C-T |
>600 N/ mm2 |
>530 N/ mm2 |
>15% |
>85HB |
Variety : | |||||
Processing |
Cylinder |
Straightness |
Size |
W.T/mm |
Inner Bore Roughess |
Cold drawn/cold rolled |
ID30-250 |
0.3 |
H9-H11 |
±10% |
0.4~1.6um |
Honed tube |
ID50-250 |
0.3 |
H7-H9 |
±10% |
<0.4um |
Tolerance on ID: | ||
No. |
Inside diameter |
ID machining allowance |
1 |
300-80 |
0.5-0.8 |
2 |
81-125 |
0.7-1.1 |
3 |
125-200 |
0.9-1.2 |
4 |
200-250 |
1-1.5 |
Other dimension can be customize | ||
ABOUT OUR 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
ABOUT OUR 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. |
ABOUT OUR CETIFICATE
Application: hydraulic cylinder tube st52 din2391 widely used in hydraulic system with precision steel tube, injection molding machine with precision steel tube, hydraulic press with precision steel tube, shipbuilding with steel tube, EVA foaming, hydraulic machinery, hydraulic cutting machine, shoe making machinery, hydraulic equipment, high pressure tubing, hydraulic tubing, card sets of joints, pipe joints, rubber machinery, forging machinery, casting machinery, engineering machinery, automotive high pressure steel pipe concrete pump, sanitation vehicle, automobile industry, shipbuilding industry, metal processing, military industry, diesel engine, the internal combustion engine, air compressor, construction machinery, forestry machinery, etc.
Send Inquiry to This Supplier
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