HOT-ROLLED STEEL PIPES
These pipes are produced from carbon and alloy steels. 

They are applied for various purpose pipelines, machine and mechanism members, components reinforcement of civil construction units, columns ,long span beams, foundation piles, antilandslide support and the like. 

Lengths:
Tubes are delivered 4 to 12 meters long . 

Packing and delivery:
Hot-rolled steel pipes are delivered in bundles up to 5 metric tons, tightly tied at three points.
According to the customer requirement the tubes can be painted for corrosion protection. The ends of tubes are cut off and without burrs. 

Quality:
Technical requirements are similar to those in DIN 2448/17121 and DIN 1629
St.37, St.44; ASTM A53, A106 Grade A,B.
 
 

Below you can see ranges of hot-finished pipes and admissible deviations in dimensions.
Outside diameter
Wall thickness, mm
     (mm)     
NPS (inches)
   (mm)    
 (inches) 
From 48.3 to 325.0
From 1 1/2 to 12
From 3.6 to 36.0
From 0.144 to 1.404
Admissible deviations on
dimensions. 
Outside diameter:
up to 50 mm inclusive
over 50 mm
Wall thickness:
 
 

± 0.5 mm
± 1.00 % 

+ 12.5 %
-  15.0 %