Flexible rubber soft joint

Product overview

Product model: KXT-16

Nominal diameter: DN32~ 3000mm

Nominal pressure: PN1.0~2.5MPa

Applicable temperature: -15~+115°C (up to -30 ~ +250°C in special cases)

Applicable medium: air, compressed air, water, sea water, hot water, oil, acid, etc.

Main material: rubber



Product Detail

Product description

      The flexible single-ball rubber joint is a kind of rubber connector, which is composed of an inner rubber layer, a rubber sphere reinforced by a nylon cord fabric, an outer rubber layer and a loose metal flange. It has the characteristics of high pressure resistance, good elasticity, large displacement, balanced pipeline deviation, vibration absorption, good noise reduction effect, and convenient installation. It is widely used in basic projects such as chemical industry, construction, water supply, drainage, petroleum, light and heavy industry, refrigeration, sanitation, plumbing, fire protection, and electric power.


Features

1. Rubber joints can greatly reduce the vibration and noise of the piping system, and can fundamentally solve the problems of interface displacement, axial expansion and contraction, and misalignment of various pipelines.

2. According to different materials, rubber joints can be made into various varieties such as acid resistance, alkali resistance, corrosion resistance, oil resistance, heat resistance, etc., to adapt to a variety of media and environments.

3. The rubber joint material is polar rubber, with good sealing performance, light weight, convenient installation and maintenance, and long service life, but avoid contact with sharp metal instruments to avoid puncturing the sphere.

4. If the rubber joint is used overhead, it can be equipped with an elastic bracket, and the bolts should be tightened diagonally during installation.

5. If the pressure of the rubber joint pipeline is too high, use limit bolts to connect the flanges at both ends.


Material of main parts

Project

Model

KXT-1

KXT-2

KXT-3

Work pressureMPa(kgf/cm2)

1.0(10)

1.6(16)

2.5(25)

Burst pressureMPa(kgf/cm2)

2.0(20)

3.0(30)

4.5(45)

VacuumKPa(mm/Hg)

53.3(400)

86.7(650)

100(750)

Applicable temperature ℃

-15~+115,Special reachable-30~+250

Applicable medium

Air, compressed air, water, sea water, hot water, oil, acid, alkali, etc.

可曲挠单球橡胶软接头(图1)

Main dimensions

Nominal diameterDN

length L
mm

Flange thickness b
mm

Number of boltsn

Bolt hole diameter 
mm

Center circle diameter of bolt holeK  

mm

Axial displacementmmLateral displacementmmDeflection angle(a1+a2)
mminchElongationCompression
321.25951641810069915°
401.59518418110610915°
502105184181257101015°
652.5115204181457131115°
803135204181608151215°
10041502281818010191315°
12551652481821012191315°
15061802482324012201415°
20082102482329516252215°
2501023026122335016252215°
3001224528122340016252215°
3501425528162346016252215°
4001625530162551516252215°
4501825530202556516252215°
5002025532202562016252215°
6002426036203072516252215°
7002826036243084016252215°
8003226038243495016252215°
90036260422834105016252215°
100040260442834116018262415°
120048260483241138018262415°
140056350443634156020282615°
160064350464034176025353010°
180072350524441197025353010°
200080420544848218025353010°
2200884206052-239025353010°
2400964206256-260025353010°
26001044506460-281025353010°
28001124506864-302025353010°
30001205007068-322025353010°

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