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                      YBB-2002(Ⅰ.Ⅱ) Expansion Joints Series
                      YBB-2002(Ⅰ.Ⅱ) Expansion Joints Series

                      Features
                      1. To Absorb large axial displacement between straight tube and support frame , and small horizontal displacement;
                      2. To resolve minor deviation because of piping connection and eliminate the pipeline residual stress;
                      3. Easy cleaning and maintenance.

                      Applications: For the chemical industry, metallurgy, electricity, shipbuilding, construction and other industries.
                      Application temperature:-50 ℃~300℃.

                      No.

                      Parts

                      Materials

                      1

                      Flange

                      SUS304/316L / SS400

                      2

                      Bellows

                      SUS304/316L/321

                      3

                      Inner core

                      SUS304/316L

                      4

                      Restriction Screw

                      SUS304/S15C

                      5

                      Top tube

                      SUS304/316L/SGP

                      6

                      Nut

                      SUS304/S15

                      YBB-2002(Ⅰ.Ⅱ) Series Parameters
                      (Bellows layers: Ⅰ single-layer Ⅱ double--layer)

                      Bellows

                      Finish Product

                      Bellows Form

                      Displacement

                      Pressure

                      Inner Diameter

                      Total Length

                      Length of Bellows

                      Diameter of Bellows

                      Effective Area

                      Horizontal Rigidity

                      Tension

                      Compression

                      Working Pressure

                       

                       

                      Ⅰ、Ⅱ

                       

                       

                       

                       

                      mm

                      inch

                      mm

                      mm

                      mm

                      cm²

                      N/ mm

                      N/ mm

                      mm

                      mm

                      mm

                      mm

                      Kg/cm²

                      Kg/cm²

                      40

                      300

                      136

                      65.7

                      26.1

                      75.52

                      82.22

                      +5

                      +5

                      -30

                      -30

                      10

                      16

                      50

                      2

                      300

                      120

                      81.2

                      39.8

                      7.085

                      97.12

                      +5

                      +10

                      -30

                      -30

                      10

                      16

                      65

                      300

                      120

                      97.2

                      59.7

                      83.89

                      110.84

                      +5

                      +10

                      -30

                      -30

                      10

                      16

                      80

                      3

                      300

                      132

                      113.7

                      81.2

                      119.17

                      140.92

                      +5

                      +10

                      -30

                      -30

                      10

                      16

                      100

                      4

                      300

                      132

                      139.7

                      128.1

                      148.76

                      173036

                      +5

                      +10

                      -30

                      -30

                      10

                      16

                      125

                      5

                      300

                      132

                      165.7

                      185.5

                      178.76

                      207.07

                      +5

                      +10

                      -30

                      -30

                      10

                      16

                      150

                      6

                      350

                      180

                      196.7

                      259.3

                      172.58

                      204.72

                      +10

                      +10

                      -40

                      -45

                      10

                      16

                      200

                      8

                      350

                      198

                      247.7

                      425.3

                      202.57

                      258.72

                      +10

                      +10

                      -40

                      -45

                      10

                      16

                      250

                      10

                      350

                      200

                      309.7

                      659.2

                      327.71

                      493.14

                      +10

                      +10

                      -40

                      -45

                      10

                      16

                      300

                      12

                      350

                      200

                      359.7

                      906.3

                      385.34

                      574.57

                      +10

                      +10

                      -40

                      -45

                      10

                      16

                      350

                      14

                      400

                      200

                      397.7

                      1120.4

                      429.63

                      524.59

                      +10

                      +10

                      -40

                      -55

                      10

                      16

                      400

                      16

                      400

                      210

                      469.1

                      1514.3

                      710.40

                      841.13

                      +10

                      +10

                      -40

                      -55

                      10

                      16

                      450

                      18

                      400

                      210

                      501.1

                      1743.1

                      760.77

                      896.80

                      +10

                      +10

                      -40

                      -55

                      10

                      16

                      500

                      20

                      400

                      210

                      551.9

                      2139.3

                      845.64

                      989.41

                      +10

                      +10

                      -40

                      -55

                      10

                      16

                      550

                      22

                      400

                      210

                      602.7

                      2576.0

                      931.3

                      1085.15

                      +10

                      +10

                      -40

                      -55

                      10

                      16

                      600

                      24

                      400

                      210

                      653.5

                      3053.3

                      1016.55

                      1181.88

                      +10

                      +10

                      -40

                      -55

                      10

                      16

                       Flange standards are based on JIS, ANSI, DIN, BS, JB, and other standards.
                      Bellows are manufactured on the basis of the U.S. manufacturing expansion joint manufacturers association  standards and can work after more than 10 ³ cycle experiments. 
                      Production size: Ø40mm-Ø7000mm
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