Stainless Steel Seamless Pipes

Ratnamani has a dedicated facility for the manufacturing of Stainless Steel Seamless Pipes.

The facility is equipped with 1750 MT capacity of Water Hydraulic Hot Extrusion Press . The Hot Extrusion Press is the core strength of the Company enabling to produce Seamless Pipes with closer dimensional tolerances, Special Chemistry and good surface finish. The Hot Extruded Mother Hollows are used for manufacturing Cold Finished Seamless Pipes using modern Draw Benches / Cold Pilger Mills and heat treated in Off-Line Annealing furnaces.

Ratnamani manufactures Austenitic, Super Austenitic, Lean Duplex, Duplex and Super Duplex Seamless Pipes.

Salient Features

  • The Hot Extruded Mother Hollows are used for manufacturing Seamless Pipes
  • Ability to supply pipes with stringent NDT testing, special chemistry, closer dimensional tolerance, higher corrosion resistance etc
  • Supply condition
    • - Solution Annealed & Passivated
    • - Stabilization Heat Treatment for Stabilized Grades
    • - Single OR Double Random Length

Manufacturing of Stainless Steel Seamless Pipes

Size/Range Thickness Specification
1/8 NPS to 10 NPS Sch5s to Sch160 ASTM A-312, A-376, A-790, A-511 SB-167,SB-407,SB-423,SB-444
Grades : TP-304/L/IN/H/NTP-35/L/IN/H/N/TP-377MTP-321/TP-347/HUNG 31060, UNS 31254, UNS N04 UNS 13250, 331500, $32304531803 832206, 832750, 532760 JUNS N04400, N08000, NO6620, N08800, N08825
*Sizes other than above can be manufactured as per requirement

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