Seamless Carbon Steel Eccentric and Concentric Reducer

• warranty

  3 Years
  customized support

  OEM, odm
• Technic

  Forged
  Connectivity

  Welding
• shape

  Reducing
  head code

  Other
• Overall Length

  1/2"-4"
  Height

  1/2"-4"
• Surface Treatment

  Polished
  Pressure

  Low Pressure
• System of Measurement

  Metric
  Mounting hole diameter

  1/2"-4"
• Pipe Features

  Corrosion-resistant
  Pipe Class

  Other
• Application

  Other
  Thread Types

  NPT

This seamless carbon steel reducer listing describes eccentric and concentric configurations with DN150, DN125 and DN100 choices. Each actual variant contains one nominal label, not a complete reducing pair. Confirm the selected construction and manufacturing records before specifying an individual item.

Document the seamless and forged manufacturing scope

Request the full carbon steel material specification, grade, condition, traceability and certificates. Obtain records supporting both seamless and forged wording for the actual component. The general ASME reference lacks a document number, so agree the governing document and edition without automatically adding B16.9.

Factory Direct is title wording rather than proof of factory ownership. Confirm the actual quotation and supply arrangement. Define polished surfaces and inspection requirements, and request corrosion compatibility evidence instead of treating a generic corrosion-resistant feature as a coating or service guarantee.

Allocate each nominal choice to a complete reducer

Identify larger and smaller ends, eccentric or concentric profile, outside diameters, bores, wall thickness and transition dimensions. Agree offset/orientation where relevant and the required tolerances. Confirm availability of the chosen pair; individual DN labels do not establish every reducing combination.

Length, height and mounting-hole diameter repeat half-inch-to4-inch ranges that need selected drawing allocation. They do not provide measured geometry or establish holes. Resolve Welding and NPT entries through an actual end drawing, mating pipe details and agreed preparation rather than assuming a combined connection.

Specify the operating envelope and inspection scope

Low Pressure and Other class leave numerical limits unconfirmed. State medium, pressure, temperature, cycling, loads and corrosion environment. Obtain complete system acceptance, then agree joining procedure, alignment, inspection, marking, required records and quotation scope for the individual configuration.