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Precision Carbon Steel Tube for Oil Hydraulic Tube 

Standard:：DIN2391, ASTM A179, JIS G3455, DIN1630, OST-II TUBE
Steel Grade:：ST37.0, 10#, A179, SAE1010, STPG 370, St 37.4, OST-2, STS 370, OST-II
Size Range:：OD: 4-50, WT: 1-10.0
Delivery Condition:：NBK, Bright heat treatment
Surface Quality:：Bright, Glossy
Delivery Time:：30-60 Days
Packing Style:：wood case, plastic bags, On your request
Terms of Payment:：30% T/T

Precision Carbon Steel Tube for Oil Hydraulic Tube (OST-2) (OST-II TUBE)

Feature OST-II TUBE

1. High quality and quick delivery
   We deliver high quality 'Precise carbon steel tube for Hydraulic tube' by a short delivery date with a consistent quality assurance flow from manufacturing to inspection.
2. Nondestructive test
   We will never overlook injurious defects by nondestructive test (eddy current inspection) for all materials.
3. Bright heat treatment
   Inner and Outer surface of the tube become scaleless because we use bright annealing furnace for final heat treatment.
4. Special wrapping on small amount
   On your request, we seal up products by plastic bags. This wrapping excels in stock and rust prevention when you use only a necessary small amount.

5. Application

   • For high, medium and low pressure oil service
   • Hydraulic cylinder
   • Construction of chemical plant
   • Pipe work
   • Mechanical engineering use
   • Steam boilers
   • Pressure vessels
   • Car oil pressure

Chemical composition OST-II TUBE

Mechanical properties OST-II TUBE

Standard size OST-II TUBE

Standard size (4,000mm in length) is blue parts in the table below.
We correspond with your request out of standard size.