Threaded Flanges

Threaded Flanges for industrial service, fabrication support, and specification-led supply.

Kaizen supplies threaded flanges across project-relevant material grades with focus on dimensional control, documentation, and dependable dispatch support.

Pressure class flange supply Threaded Flanges Carbon to nickel grades
Material Standards

Threaded Flanges grades and material coverage.

Open the relevant material family to review standards, common grades, and product-fit notes used for this category.

Carbon & Alloy Steel

  • Standards: ASTM A105 / A350 LF2 / A694 / A182 alloy grades
  • Material Coverage: Carbon, low temperature, and alloy steel flange supply
  • Use Focus: Pressure piping and equipment connections
  • Pressure Class: ASME 150 to 2500 where applicable

Stainless & Duplex

  • Standards: ASTM A182
  • Grades: F304/F304L, F316/F316L, duplex and super duplex options
  • Material Coverage: Stainless and duplex corrosion-resistant flange supply
  • Use Focus: Corrosive process systems and offshore service

Nickel Alloys

  • Grades: Inconel, Monel, Hastelloy and Incoloy flange routes
  • Material Coverage: Nickel alloy flanges for aggressive service
  • Use Focus: Chemical and severe-corrosion environments
  • Execution: Facing and drilling remain subject to code and order scope

Dimensional Standards

  • ASME: B16.5 / B16.47 where applicable
  • Faces: RF, RTJ, FF and special facing on request
  • Drilling: Bolt hole pattern follows rating and standard
  • Documents: MTC and traceability are reviewed before release
Material Overview

Threaded Flanges supply with compact technical detail.

Threaded Flanges is supplied for applications where service condition, dimensional fit, and project documentation need to remain aligned to the approved technical scope.

  • Material family is reviewed against service condition and fabrication route.
  • Dimensional requirement is aligned to installation, assembly, and project class.
  • Inspection, marking, and documentation are checked before release.
  • Supply condition remains subject to order-specific requirement and material route.
Product Split

Primary threaded flanges supply scope.

  • Threaded Flanges standard supply route
  • Threaded Flanges material options
  • Threaded Flanges size and class review
  • Threaded Flanges documentation and inspection
  • Threaded Flanges application-based execution

Dimensional capability

Parameter Typical Range Notes
Nominal size1/2 in to 48 inLarger diameters depend on standard and flange type
Pressure class150 to 2500ASME rating scope depends on flange form
FacingRF, RTJ, FFMatched to gasket and service requirement
TypesWeld neck, slip on, blind, threadedVaries by piping layout and maintenance need
Inspection

Inspection and testing scope.

  • Visual and dimensional inspection
  • PMI and NDT where specified
  • Marking and traceability review
  • Material certification check
Documentation

Documents reviewed before dispatch.

  • Mill test certificates
  • Inspection and test records as applicable
  • Dimensional review and dispatch documents
  • Traceability and packing support

Connection Control

Flanges are chosen around rating class, facing type, bolt pattern, and installation preference.

Material Fit

Material family is aligned to piping grade, corrosion conditions, and design temperature.

Applications

Used in process piping, equipment nozzles, line isolation points, and fabricated spool connections.

RFQ Path

Share size, material, quantity, and inspection scope for threaded flanges.

Our team reviews product form, material grade, dimensional requirement, testing scope, and delivery schedule before issuing the technical offer.

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