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St52 DIN2391 Bks Cold Drawn Honedtubes

China St52 DIN2391 Bks Cold Drawn Honedtubes, Find details about China Steel Pipe, Carbon Seamless Steel Pipe from St52 DIN2391 Bks Cold Drawn Honedtubes

Model NO.
88x80
Trademark
XL
Transport Package
Standard Export Packing
Origin
China
HS Code
7304191000
Model NO.
88x80
Trademark
XL
Transport Package
Standard Export Packing
Origin
China
HS Code
7304191000
Honed steel tube&SRB steel pipe, honed tube
ID Tolerance: H8 H9
ID Roughness: RA0.4micron(max)

Length: 6m(max)
Inner roughness: Ra0.2-0.8um
Straightness: 1:1000 or customized
This process can improve the roughness of the inner tube to 0.2-0.8um and make inside tube more smooth which can be used for cylinder directly.
 
4.hydraulic cylinder steel tube, hydraulic tube, cylinder tube, hydraulic pipe
Benifits of the precision steel tube:
(1) No Oxidation Layer on the outer and inner walls;
(2) No Leakage under high pressure;
(3) No Crake under flating and flattening;
(4) No distortion after cold bending;
(5) High precision high cleanness;
(6) Excellent brightness 
Product Type:Auto Industry Using ST52 DIN2391 BKS Cold Drawn HonedTubes
Material:Carbon Steel Tube
Outer Diameter:30-250mm
Wall Thickness:2-30mm
Material Grade:ST52,E355,CK45,A106,A53,SKTM11A,STKM13A,STKM13C,S45C,and so on
Delivery Condition: BK/BKS/GBK/NBK
Delivery time:within 20-30 days after receiving prpayment
Trade Terms:FOB Yantai, Qingdao or any other China main port
Contact PersonRobin Gao
  

Size ID*OD (mm)  length can be fixed  biggest 6M
50*65100*110150*175200*220
55*70100*114150*180200*225
60*70100*115155*180200*230
60*75100*120160*175200*245
60*78100*125160*180200*250
63*73105*125160*185220*250
63*75110*125160*190220*270
63*76110*130160*195225*250
63*78115*130165*190240*273
65*80115*135165*205250*290
70*80120*140170*200250*300
70*82125*140180*200200*213
70*85125*145180*205200*216
70*90125*150180*210250*266
75*90130*150180*21560*45
80*95130*160185*20590*80
80*100135*160185*215102*90
85*100140*160185*220 
90*105140*165190*210 

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