cold drawn /rolled precision seamless carbon steel tube used for excavator
USD $0.5 - $1.5 /Metric Ton
Min.Order:5 Metric Tons
Yantai Xinpeng Steel Pipe Co., Ltd.
ABOUT OUR COMAPANY --
we are the top 5 manufacture of precision seamless steel tube in China ,we have passed ISO 9001 verified certification ,our company mainly produces various specifications cold finished steel tube , which are widely used in hydraulic cylinder ,automobile ,oil drillling ,textil machinery ,engineering machinery ,and so on . if you are interested in our product welcome to our company to visiting and negotiate .
ABOUT OUR PRODUCT
Product Item | cold drawn /rolled precision seamless carbon steel tube used for excavator |
Outer Diameter | 30mm~250mm |
Wall Thickness | 2mm~30mm |
Material Grade | 10#-45#, 16Mn, Q195-Q345, ST35-ST52, STB35-STB42, 20#, 45#, 16Mn, Q345, ST35, St45, St52, St52.4, STB42, 16Mn,St52,10#-45#,ST35-ST52 |
Standard | ASTM, DIN, ASTM A1020-2002, DIN 2391 |
Application | Hydraulic Pipe, Hydraulic cylinder, automobile, oil drilling, textile machinery |
Certificate | ISO9001:2008 |
Process Method | Cold Drawn/ Cold Rolled |
Surface Finish | Annealed, Pickled |
Package | According to the customer’s requirement |
Delivery Time | 10days more or according to the customer’s requirement |
Price Item | FOB CIF EXW |
Payment | T/T(30% in advance, 70% against the BL Copy) and L/C at sight or as negotiation |
ID tolerance | H8,H9b H10 or as customized |
Surface roughness | Ra0.2~0.8µm |
Finally supply condition | BK BKS BKW NBK GBK |
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 OUT PROCESSING
ABOUT OUR SERICES
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
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 CERTIFICATE