High Pressure Precision Seamless Steel Tube DIN2391 / C / EN10305-1/4 For Engineering Machine

High Pressure Precision Seamless Steel Tube DIN2391 / C / EN10305-1/4 For Engineering Machine

Specifications:

OD:4-60mm,WT:0.5-60mm

Standard:DIN2391/ C/EN10305-1/4

Material:ST35,ST37.4,ST37,ST45,ST52,ST52.4,E235,E255,E355,SAE1010,SAE1020

Delivery Condition:NBK(Bright annealing without oxidization)

Length:5800mm,6000mm.

Package:Bundles or wooden cases.

Surface Anti-rust:Both outside and internal tube surface flushing with anti-rust oil.

Surface quality:very smooth and bright without oxide scale,pock,strach,crack and other defects.

Surface Cleaness:clean without iron scrap,dust,better for hydraulic system life.

Mechanical Properties:Better extending rate and strength property,after bending with no deformation,after 

flattening and flaring process with no crack.

Test:Tensile Strength Test,Flaring and flattening test,Hardness Test,Chemical Compositon Test 

Description:

Selection Criteria: DIN2391, EN10305-1/4,SAEJ524,ASTM/A179,ASTMA519,5050J,5050K.

Synopsis of Process Routing: quality carbon steel — cold drawn — heat treatment without oxidization (NBK status) — nondestructive testing. In the wall honing and inside flushing under the high pressure — .Antirust oiling outside surface — plastic capping on both ends.

Applications:

Automobile, engineering vehicles, diesel, chemical engineering machinery, refrigerating equipments for electric appliance and electric heating system.