Lowest price Din2391 St52 Mechanical cold rolled steel pipe
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 |
Din2391 BKS seamless H8 H9 tolerance honed st52 hydraulic cylinder tube
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