1. Hot Rolled Steel PipeThe hot rolled steel pipe has many kinds. It falls into the ordinary type, the type for low and medium pressure boiler, type for high pressure boiler, alloy type, stainless steel type, petroleum cracking tube, geology steel tube and other t
 

Hot Rolled Steel Pipe

The hot rolled steel pipe has many kinds. It falls into the ordinary type, the type for low and medium pressure boiler, type for high pressure boiler, alloy type, stainless steel type, petroleum cracking tube, geology steel tube and other types of steel tubes.

 
Specification
Material Grade ASTM A106 B, A 53B, API 5L B, 20#, 45#, 40Cr
Standard ASTM/ASME, GB, DIN, JIS, T14975, etc.
Certificate API 5L Grade B, ISO 9001:2008
 
Dimension
Item Seamless Carbon Type Square Type
External Diameter 60.3-1000 mm 15×15-400×400mm
Wall Thickness 2-65mm 1.4mm-16mm
Length standard length or in compliance with the requirements of customers
 

Production Process
Circular Tube Billet → Heating → Piercing → Three-roll Skew Rolling, Continuous Rolling or Extrusion → Pipe Extracting → Sizing (or Reducing) → Cooling → Straightening → Hydrostatic Test (or Inspection) → Marking → Warehousing

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