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High Quality Single Ball Rubber Expansion Joint with Flange

NINGHAO Machinery leads as China's top High Quality Single Ball Rubber Expansion Joint with Flange manufacturer.
We offer a range of High Quality Single Ball Rubber Expansion Joints.
We proudly supply our High Quality Single Ball Rubber Expansion Joint with Flange.
Try our High Quality Single Ball Rubber Expansion Joint with Flange and contact us now!
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  • NHFLEX-A

MATERIAL SPECIFICATION

MATERIAL SPECIFICATION
Part No. Part Standard Specification
1 Flange Galvanized Carbon Steel
2 Reinforcing Ring Carbon Steel
3 Rubber (lnner) EPDM
4 Rubber (Outer) EPDM
5 Reinforcing Fabric Nylon Fabric

NINGHAO Machinery offers a high quality single ball rubber expansion joint with flange.


This joint adjusts to temperature changes.


It is built for pipe systems.


Material Specifications
The flange is made of galvanized carbon steel.
The reinforcing ring is carbon steel.
The inner rubber is EPDM.
The outer rubber is EPDM.
The reinforcing fabric is nylon fabric.


Performance and Benefits
This joint is reliable.
It meets standard requirements.
It suits many applications.
It ensures a stable connection.

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Note: For special material request other than standard specification, please indicate clearly on the inquiry or order list.


Technical Features

Below is an overview of the product's main features. This description covers the connection, pressure, temperature, and vacuum aspects of the High Quality Single Ball Rubber Expansion Joint with Flange by NINGHAO Machinery.


  1. Connection Ends:
    The flange drilling meets BS EN 1092-2:1997. This standard guides proper alignment and fit.


  2. Working Pressure:
    The joint is rated for PN10/16. It handles standard pressure conditions.


  3. Temperature Range:
    The joint works from 0°C to 80°C. It maintains performance within this range.


  4. Vacuum Capacity:
    The joint sustains a vacuum capacity of 700 MM/HG. This supports system stability.



Dimensions

DN (Inch) DN (mm) L (mm) D (mm) Ø (mm) N-ØH Elongation (mm) Compression (mm) Transverse Movement (mm) Angular Deflection (°)
1 1/4" 32 95 140 100 4×18 6 10 10 25
1 1/2" 40 95 150 110 4×18 6 10 10 25
2" 50 105 165 125 4×18 6 10 10 25
2 1/2" 65 115 185 145 8×18 8 15 12 25
3" 80 135 200 160 8×18 8 15 12 25
4" 100 150 220 180 8×18 12 20 16 15
5" 125 165 250 210 8×18 12 20 16 15
6" 150 180 285 240 8×22 12 20 16 15
8" 200 210 340 295 12×22 12 20 16 15
10" 250 230 405 355 12×26 14 30 25 8
12" 300 230 460 410 12×26 14 30 25 8
14" 350 265 520 470 12×26 14 30 25 8
16" 400 265 580 525 16×30 14 30 25 8
18" 450 265 640 585 20×30 14 30 25 8
20" 500 265 715 650 20×33 14 30 25 8
24" 600 265 840 770 20×36 14 30 25 8


NINGHAO Machinery produces the High Quality Single Ball Rubber Expansion Joint with Flange.
This joint suits various pipe systems.
It handles movement and pressure changes.


The flange uses galvanized carbon steel.
The reinforcing ring uses carbon steel.
Inner and outer rubbers use EPDM.


Reinforcing fabric is nylon.

The joint is available in many sizes.
Sizes range from 1 1/4 inch to 24 inch.
DN measures from 32 mm to 600 mm.


Length and diameter vary with size.

Standard dimensions include L, D, and Ø.
N-ØH shows the reinforcement count.


Elongation is provided in millimeters.
Compression values are given in millimeters.
Transverse movement is measured in millimeters.


Angular deflection is noted in degrees.

These parameters support safe and stable operation.


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Pressure–Temperature Overview

The list below explains the pressure–temperature range. It shows the safe operating area for the product.


  1. Temperature and Pressure Axes:
    The horizontal axis shows temperature from -40°C to 120°C.
    The vertical axis shows pressure from near 0 MPa to about 1.5–2.0 MPa.


  2. Operating Range (Grey Area):
    The grey area shows the safe pressure limits at each temperature.
    It marks the range for stable operation.


  3. Phase Transition and Operating Boundary:
    In fluid systems, the grey area marks the liquid-gas curve.
    It defines the design limit for pressure.


  4. Engineering Applications and Safety Design:
    Engineers use this range to set operating conditions.
    It supports system design and risk assessment.

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Ningjin NINGHAO Machinery Co.,Ltd. Founded on November 19,2010.It is located in no.2 taishan road,economic and technological development zone,ningjin county,dezhou city, shandong province.It covers an area of 120 mu,with more than 80 employees,among them,21 technicians.

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   No.2 Taishan Road, Development Zone, Ningjin County, Shandong Province

   Phone: +86-15806526381

                    +86-18561954252
   Skype: rubberjoint1
   Email: njninghaojixie@163.com

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