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JB-23, Bellows Expansion/Contraction Pipe Fitting

JB-23, Bellows Expansion/Contraction Pipe Fitting

Enhanced durability thanks to use of double-layer bellows; for use in building facilities, air-conditioning facilities, factory facilities, etc.

· Compact pilot-operated pressure-reducing valve used in equipment and devices with a relatively low flow rate.
· Compact and lightweight (up to 50%, compared to other in-house products); device integration is supported.
· Adoption of a piston guide structure and special seal ring makes control stable from lower flow rates to the maximum rated flow rate.
· Manual handle control with auto locking mechanism makes pressure adjustment easy.
· Compact design.

Part Number

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Part Number
Part NumberStandard Unit PriceVolume DiscountShipping Days?Nominal Diameter

3,716.22 €

13 Days 10B(250A)


  1. 1

Basic information

Fitting type Bellows shape Applicable Fluid Vapor / Water / Gas / Oil / Air End Connection JIS, 20K, Loose Flange
Liquid contact parts material Stainless Steel (EN 1.4404 Equiv.) Connection parts material EN 1.1158 Equiv. Maximum Applicable Pressure(MPa) 2.0
Fluid temperature(°C) 250 or Less

This page is JB-23, Bellows Expansion/Contraction Pipe Fitting, part number JB23-N-250A.
You can find the detail information about specifications and dimensions on part number JB23-N-250A.

Variation of this product

Part Number
Part NumberStandard Unit PriceVolume DiscountShipping Days?Nominal Diameter

1,848.15 €

9 Days 6B(150A)

2,704.98 €

9 Days 8B(200A)

389.06 €

9 Days 3/4B(20A)

406.99 €

9 Days 1B(25A)


6 Days 12B(300A)

441.87 €

9 Days 1 1/4B(32A)

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