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           Products - Expansion Joint

Expansion joints (HS Code:40169990) combined the best features of Teflon with the best features of elastomeric expansion joints.  Joints are available in 1" to 96" I.D. in standard face to face dimensions, or special lengths.

    Advantages of Rubber Expansion Joints and Flexible Connectors: 
     Prevents stress due to expansion and contraction.
     Insulates against the transfer of noise and vibration.
     No electrolysis.
     Greater recovery from movement.
     Freedom from corrosion.
     Ease of installation and excellent for small space requirements.

KST-F型可曲挠双球体橡胶接头
Model KST-F Floating Flange Double Spherical Rubber Expansion Joints

rubber joint

示意图和材料表 Schematic Diagram and Table of Materials

序号
Serial No.

部位
Portion

材料
Material

1

主体
Main body

极性橡胶
Polarized rubbre

2

内衬
Lining

尼龙帘布
Nylon cord fabric

3

骨架
Frame

硬钢丝
Hard steel wire

4

法兰
Flange

软钢
Mild steel

drawing of expansion joint

技术条件 Technical Condition

型号 Model

KST-F特制

KST-F

KST-F

KST-F

工作压力 MPa(kg.f/cm2)
Working pressure

2.5(25)

1.6(16)

1.0(10)

0.6(6)

爆破压力 MPa(kg.f/cm2)
Bursting pressure

62.5(62.5)

4.8(48)

3.0(30)

1.8(18)

真空度 Vacuity KPa(mmHg)

100(750)

100(750)

80(600)

53(400)

适用温度 Applicable temp.℃

-20+115

适用介质
Applicable media

空气、压缩空气、水、海水、热水、弱酸等。
Air,Compressed ari, Water, hotn water, weak acid, etc.

注:DN200-300KDT-)型工作压力为1.5MPa(15kg.f/cm2)
爆破压力为4.5MPa45kg.f/cm2
Note:The working pressure of Model DN200-300 KDT-(Ⅰ) is 1.5 MPs(15kg.f/cm2) and the bursting pressure is 4.5 MPa(45kg.f/cm2)

公称通径、长度、位移数值与法兰主要数据表

Table of MainParameters of Nominal Core Diameter, Length, Displacement Valve and Flange

公称通径
Norminal
core diameter
DN

长度
Length
L
(mm)

螺栓数
No.of bolt
n

螺栓孔直径
Diameter of
bolt hole
(mm)

螺栓孔中心圆直径
Diameter of
bolt hole cen
ter circle D1
(mm)

轴向位移
Axial
displacement
(mm)

横向位移
Lateral
displacement
(mm)

偏转角度
Angle of
deflection
(α1+α2)

mm

(0 in)

伸长
Stretch

压缩
Compression

50

2

165

4

17.5

125

30

50

45

40°

65

2 1/2

175

4

17.5

145

30

50

45

40°

80

3

175

8

17.5

160

30

50

45

40°

100

4

225

8

17.5

180

35

50

40

35°

125

5

225

8

17.5

210

35

50

40

35°

150

6

225

8

22

240

35

50

40

35°

200

8

325

8

22

295

35

60

35

30°

250

10

325

12

22

350

35

60

35

30°

300

12

325

12

22

400

35

60

35

30°

KST-L型可曲挠双球体橡胶接头
Model KST-L Floating Flange Double Spherical Rubber Expansion Joints

expansion joint

示意图和材料表
Schematic Diagram and Table of Materials

序号
Serial No.

部位
Portion

材料
Material

1

主体
Main body

极性橡胶
Polarized rubbre

2

内衬
Lining

尼龙帘布
Nyloncord fabric

3

活接头
Union

可锻铸铁/黄铜
Cast Iron
/ Brass

 

 

 

 drawing of rubber joint

 

 

技术条件 Technical Condition

工作压力
Working pressure

1.0MPa(kgf/cm2)

偏转角度
Deflecting angle

(α1+α2) 45℃

爆破压力
Bursting pressure

3.0MPa(kgf/cm2)

真空度
Vacuity

3.0(30)

适用温度 Applicable temp.℃

-20+115℃

适用介质
Applicable media

水、海水、热水、空气、压缩空气、弱酸、弱碱、等化学物质。
Water,sea water,hot water,Aar.compressed air.weak acid.weak alkali.etc.

管子公称通径和轴向位移,横向位移表
Table of Norminal Core Diameter of Pipe, Axial Displacement and Lateral Displacement

公称通径 Norminal core diameter DN

L(mm)
L Value

轴向位移 Axial dispiacement(mm)

横向位移
Lateral displacement

mm

(0 in)

伸长 Stretch(mm)

压缩 Compression(mm)

20

3/4

180

56

22

22

25

1

180

56

22

22

32

1 1/4

200

56

22

22

40

1 1/2

210

56

22

22

50

2

220

56

22

22

65

2 1/2

245

56

22

22

可曲挠橡胶接头位移偏转情况示意图
Schematic Diagram of Displacement and Daflection of Floating Flange Rubber Expansion Joints

KDT型可曲挠合成橡胶接头
Model KDT Floating Flange Rubber Expansion Joints
示意图和材料表
Schematic Diagram and Table of Materials
ktd
序号
Serial No.
部位
Portion
材料
Material
1 主体
Main body
极性橡胶
Polarized rubbre
2 内衬
Lining
尼龙帘布
Nylon cord fabric
3 骨架
Frame
硬钢丝
Hard steel wire
4 法兰
Flange
软钢
Mild steel
技术条件 Technical Condition
型号 Model KDT-特制 KDT(Ⅰ) KDT(Ⅱ) KDT(Ⅲ)
工作压力 MPa(kg.f/cm2)
Working pressure
2.5(25) 1.6(16) 1.0(10) 0.6(6)
爆破压力 MPa(kg.f/cm2)
Bursting pressure
62.5(62.5) 4.8(48) 3.0(30) 1.8(18)
真空度 Vacuity KP a(mmHg) 100(750) 100(750) 80(600) 53(400)
适用温度 Applicable temp.℃ -20~+115
适用介质
Applicable media
空气、压缩空气、水、海水、热水、弱酸等。
Air,Compressed ari, Water, hot water, weak acid, etc.
接头两端可任意偏转,便于自由调即轴向或横向位移。 Both ends of the joint can be arbitrary deflected for free adjustment of axial of lateral displacement.
kdtt
注:DN200-300KDT-(Ⅰ)型工作压力为1.5MPa(15kgf/cm2)
爆破压力为4.5MPa(45kgf/cm2)
Note:The working pressure of Model DN200-300 KDT-(Ⅰ) is 1.5 MPs(15kgf/cm2) and the bursting pressure is 4.5 MPa(45kgf/cm2)
公称通径、长度、位移数值与法兰主要数据表
Table of MainParameters of Nominal Core Diameter, Length, Displacement Valve and Flange
公称通径
Norminal
core diameter
DN
长度
Length
L
(mm)
螺栓数
No.of
bolt
n
螺栓孔直径
Diameter
of bolt hole
(mm)
螺栓孔中心圆直径
Diameter of
bolt hole cen
ter circle D1
(mm)
轴向位移
Axial
displacement
(mm)
横向位移
Lateral
displacement
(mm)
偏转角度
Angle of
deflection
(α1+α2)
mm (0寸 in) 伸长
Stretch
压缩
Compression
32 (1 1/4) 95 4 17.5 100 6 9 9 15°
40 (1 1/2) 95 4 17.5 110 6 10 9 15°
50 2 105 4 17.5 125 7 10 10 15°
65 (2 1/2) 115 4 17.5 145 7 13 11 15°
80 (3) 135 8 17.5 160 8 15 12 15°
100 (4) 150 8 17.5 180 10 19 13 15°
125 (5) 165 8 17.5 210 12 19 13 15°
150 (6) 180 8 22 240 12 20 14 15°
200 (8) 190 8 22 295 16 25 22 15°
250 (10) 230 12 22 350 16 25 22 15°
300 (12) 245 12 22 400 16 25 22 15°
350 (14) 255 16 22 460 16 25 22 15°
400 (16) 255 16 26 515 16 25 22 15°
450 (18) 255 20 26 565 16 25 22 15°
500 (20) 255 20 26 620 16 25 22 15°
600 (24) 260 20 30 725 16 25 22 15°
700 (28) 260 24 26 810 16 25 22 10°
800 (32) 260 24 30 920 16 25 22 10°
900 (36) 260 24 30 1020 16 25 22 10°
1000 (40) 260 28 30 1120 16 25 22 10°
1200 (48) 260 32 33 1340 16 25 22 10°
1400 (56) 300 36 36 1560 16 25 22
1600 (64) 300 40 36 1760 16 25 22
1800 (72) 300 44 39 1970 16 25 22
注:其他标准或非标准法兰需另订协议,指明标准或提供图纸及有关数据,本厂可定制生产。
DN350~600为Ⅲ型产品工作压力为0.6MPa
DN700~1800为Ⅲ型产品工作压力为0.6MPa,
其法兰配备PNO.6MPa(6ka级)
Note:For flanges of other standards or non-standard, it is
necessary to be agreed upon separately. Please specify
standard or furnish diagram and relative parameter, we
will manufacture accordingly.
DN350~600 is modelⅢ, the working pressure is 0.6 MPa.
DN700~1800 working pressure is 0.6 MPa and the flange
is PN0.6 MPa(6ka class)
FPT型风机盘管橡胶接头 适用于各种风机盘管机组
Model FPT Air Compressor Coil Pipe Rubber Joints-- Suitable for various air compressor coil pipe assembly
ftp
示意图和材料表
Schematic Diagram and Table of Materials
序号
Serial No.
部位
Portion
材料
Material
1 内层胶
Inner layer
耐热橡胶
Heat-resisting rubber
2 外层胶
Outer Layer
耐热橡胶
Age-resisting rubber
3 增强层
Reinforced layer
尼龙帘布
Nylon cord fabric
4 平形活接头
Flat type movable joint
可锻铸铁
Forgeable cast iron
ftp 2
技术条件
工作压力:1.6MPa
爆破压力:4.8MPa
适用温度:-10~105℃
适用介质: 水、热水、空气。
Technical Condition
Working pressure:1.6MPa
Bursting pressure:4.8MPa
Applicable temp:-10~105℃
Applicable media:Water, hot water and air.
fptt
管子公称通径和轴向位移、横向位移、角向位移表:
Table of Nominal Core Diameter of Pipe, Displacement, Lateral Axial Displacement and Angular Displacement
公称通径
Nominal core diameter DN
L 轴向压缩
Axial Compression
轴向伸长
Axial Stretcn
横向位移
Lateral Displacement
偏转角度
Deflection angle (α1+α2)
15 180 10 5 20 45℃
20 200 10 5 20 45℃
一般安装形式如下 Usual Installations Are As Follows:

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