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  4. FR series/face seal joint female reducing union body (Flow Joint Co., Ltd.)
FR series/face seal joint female reducing union body--RU-FR4-FR2
FR series/face seal joint female reducing union body-Flow Joint Co., Ltd.

FR series/face seal joint female reducing union body
Flow Joint Co., Ltd.

About This Product

■FR metal gasket type face seal joint features

・High-purity metal-to-metal seal provides leak-free closure from vacuum to high pressure. -Precisely manufactured gasket provides excellent sealing performance. - The nut has two test ports, making leak testing easy. - The female thread of the nut is silver plated to prevent galling. ・Standard surface finish for ground and body is Ra0.25μm (10μin.) on average, and Ra0.13μm (5μin.) for electropolished products. - All sealing surfaces and male thread sides are protected with plastic caps. ・Size: 1/16" to 1" and 6mm to 18mm. ・The material and heat code are engraved on the ground and body. thread standard

■NPT

Reference standards: ASME B1.20.1, SAE AS71051

■SAE/MS

Reference standards: ASME B1.1, SAE J475 Material

■Gland/Body/Nut

・316 stainless steel ・316L stainless steel ・316L VAR stainless steel

■Gasket

・316L stainless steel ·copper ·nickel

■Maximum working pressure

All maximum working pressures listed are based on calculations based on ASMEB31.3 and B31.1. Maximum operating temperature

■Fittings

・316 stainless steel: 537°C (1000°F) ・316L stainless steel: 537°C (1000°F) ・316L VAR stainless steel: 537°C (1000°F)

■Gasket

・316L stainless steel: 537°C (1000°F) ・Copper: 204℃ (400°F) ・Nickel: 315°C (600°F)

■Test

FR fittings are helium leak tested with a maximum allowable leak rate of 4 x 10 std cm3/s (for silver-plated and copper gaskets) or -11 4 x 10 std cm3/s (for unplated gaskets). We are doing

  • Product

    FR series/face seal joint female reducing union body

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1 Models of FR series/face seal joint female reducing union body

Image Part Number Price (excluding tax) Maximum working pressure NI (MPa) Maximum working pressure CU (MPa) Maximum working pressure 6L (MPa) L dimension (mm) F dimension (mm) FR joint size (in.) E dimension (mm)
FR series/face seal joint female reducing union body-Part Number--RU-FR4-FR2

-RU-FR4-FR2

Available upon quote

55.1

44

69

1/28

19.1

1/4

3.3

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Flow Joint Co., Ltd.

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