DIN2391 Hydraulic Tube St37.4+N
Processing: using high quality raw material, St35, St37.4, St52.4, cold drawn, nonoxidizing heat treatment(NBK), non-destructive testing
Standard: ISO8535
high pressure oil tube .
Fetures: high precision, excellent brightness, no scales on the surface, hign cleanness inner surface, flusing the inner deameter, antirust oil painted, total impurity<1.5mg/m, max. granule 8 degree(<=0.2mm), withdrawu high pressure, no deformation after cold bending, the complicated geometrical forming and machining can be realized, tolerance for OD and ID +/-0.03mm, work pressure 2000kgs, 180 degree bending without crack.
application: for compression ignition engine, fuel injection systems, diesel engines, etc. all technical requirement can reach the level of top international brand, be able to replace the imported tubes and reduce the cost for customers
Quality is passed SGS inspection.
Hi,this is Chrisina,thanks very much for your interest in our products,If you want such steel tubes and pipes,or the standard is not listed above,pls do not hesitate to contact me at once.pls tell me,it's my honor to service you!
Christina Skype: christina.haibinjx
Tel:+8618056100777
