We’ve got a really efficient group to deal with inquiries from prospects. Our purpose is “100% customer fulfillment by our product excellent, price & our group service” and enjoy a superb track record amid clientele. With many factories, we can easily deliver a wide selection of Hot sale China Hand-Made Spool Type Flanged Rubber Flexible Expansion Bellows, Together with our efforts, our goods have won the trust of buyers and been very salable equally here and abroad.
We’ve got a really efficient group to deal with inquiries from prospects. Our purpose is “100% customer fulfillment by our product excellent, price & our group service” and enjoy a superb track record amid clientele. With many factories, we can easily deliver a wide selection of China Expansion Bellows, Rubber Bellows, As an experienced group we also accept customized order and make it same as your picture or sample specifying specification and customer design packing. The main goal of our company is to build up a satisfactory memory to all customers, and establish a long term win-win business relationship. Choose us, we always wait for your appearance!
Details
The spool type rubber joint is molded type, with a metal collar reinforced at the neck of the body. The ST stype uses a light reaining ring to support the integral flange. STF is filled arch, with 50% of the ST allowed movements, but it has 4 times spring rates than hollow arch.
Specifications | I | II | III |
Working Pressure Mpa (Kgf/Cm2) | 1Mpa (10) | 1.6 (16) | 2.5 (25) |
Test Pressure | 1.5Mpa | 2.4Mpa | 3.75Mpa |
Burst Pressure Mpa (Kgf/Cm2) | 3 (30) | 4.8 (48) | 5.5 (55) |
Vacuum Kpa (Kgf/Cm2) | 53 (400) | 86(660) | 100 (750) |
Materials | EPDM/NBR/SBR/NR | ||
Diameter Range | DN15-DN600 (1/2″-24″) | ||
Connection Method | FLANGETHREADCLAMP | ||
Flanges Dimensions | DIN, EN,ANSI, BS, JIS and other standards | ||
Applicable Medium | Air, compressed air, water, seawater, hot water, oil, acid, alkali etc. | ||
Loading Port: | Qingdao, China | ||
Shipment Terms: | FOB, CFR, CIF | ||
Production Capacity: | 50000 set | ||
Payment Terms: | L/C, T/T, D/P | ||
Connection: | Flange, Thread | ||
Flange Material: | Carbon Steel, Stainless Steel | ||
Period of Delivery | about 21 working days |
SPOOL TYPE (ST) -American Standard ST |
||||||||||
Dimensions |
Movement Distance |
Operating Condition |
||||||||
Pipe Size |
O’all Length |
Flange OD |
Retaining Ring Thickness |
Axial Compression |
Axial Extension |
Lateral Deflection |
Angular Deflection |
Max w.p. (psi)-3,-4 |
Max Vacuum (in. of Hg)-5 |
|
Inch |
mm |
Inch |
Inch |
Inch |
Inch |
Inch |
Inch |
|||
2″ |
50 |
6″ |
6″ |
3/8″ |
7/16″ |
1/4″ |
±1/2″ |
19° |
150 |
26 |
2 1/2″ |
65 |
6″ |
7″ |
3/8″ |
7/16″ |
1/4″ |
±1/2″ |
15° |
150 |
26 |
3″ |
80 |
6″ |
7 1/2″ |
3/8″ |
7/16″ |
1/4″ |
±1/2″ |
13° |
150 |
26 |
4″ |
100 |
6″ |
9″ |
3/8″ |
7/16″ |
1/4″ |
±1/2″ |
10° |
150 |
26 |
5″ |
125 |
6″ |
10″ |
3/8″ |
7/16″ |
1/4″ |
±1/2″ |
8° |
150 |
26 |
6″ |
150 |
6″ |
11″ |
3/8″ |
7/16″ |
1/4″ |
±1/2″ |
6° |
150 |
26 |
8″ |
200 |
6″ |
13 1/2″ |
3/8″ |
11/16″ |
3/8″ |
±1/2″ |
6° |
150 |
26 |
10″ |
250 |
8″ |
16″ |
3/8″ |
11/16″ |
3/8″ |
±1/2″ |
5° |
150 |
26 |
12″ |
300 |
8″ |
19″ |
3/8″ |
11/16″ |
3/8″ |
±1/2″ |
5° |
150 |
26 |
14″ |
350 |
8″ |
21″ |
3/8″ |
11/16″ |
3/8″ |
±1/2″ |
4° |
150 |
15 |
16″ |
400 |
8″ |
23 1/2″ |
3/8″ |
11/16″ |
3/8″ |
±1/2″ |
4° |
150 |
15 |
18″ |
450 |
8″ |
25″ |
3/8″ |
11/16″ |
3/8″ |
±1/2″ |
3° |
150 |
15 |
20″ |
500 |
8″ |
27 1/2″ |
3/8″ |
13/16″ |
7/16″ |
±1/2″ |
3° |
150 |
15 |
24″ |
600 |
10″ |
32″ |
3/8″ |
13/16″ |
7/16″ |
±1/2″ |
3° |
150 |
15 |
SPOOL TYPE: FILLED ARCH (STF) -American Standard STF |
||||||||||
Dimensions |
Movement Distance |
Operating Condition |
||||||||
Pipe Size |
O’all Length |
Flange OD |
Retaining Ring Thickness |
Axial Compression |
Axial Extension |
Lateral Deflection |
Angular Deflection |
Max w.p. (psi)-3,-4 |
Max Vacuum (in. of Hg)-5 |
|
Inch |
mm |
Inch |
Inch |
Inch |
Inch |
Inch |
Inch |
|||
2″ |
50 |
6″ |
6″ |
3/8″ |
7/32″ |
1/8″ |
±1/4″ |
9.5° |
150 |
26 |
2 1/2″ |
65 |
6″ |
7″ |
3/8″ |
7/32″ |
1/8″ |
±1/4″ |
7.5° |
150 |
26 |
3″ |
80 |
6″ |
7 1/2″ |
3/8″ |
7/32″ |
1/8″ |
±1/4″ |
6.5° |
150 |
26 |
4″ |
100 |
6″ |
9″ |
3/8″ |
7/32″ |
1/8″ |
±1/4″ |
5° |
150 |
26 |
5″ |
125 |
6″ |
10″ |
3/8″ |
7/32″ |
1/8″ |
±1/4″ |
4° |
150 |
26 |
6″ |
150 |
6″ |
11″ |
3/8″ |
7/32″ |
1/8″ |
±1/4″ |
3° |
150 |
26 |
8″ |
200 |
6″ |
13 1/2″ |
3/8″ |
11/32″ |
3/16″ |
±1/4″ |
3° |
150 |
26 |
10″ |
250 |
8″ |
16″ |
3/8″ |
11/32″ |
3/16″ |
±1/4″ |
2.5° |
150 |
26 |
12″ |
300 |
8″ |
19″ |
3/8″ |
11/32″ |
3/16″ |
±1/4″ |
2.5° |
150 |
26 |
14″ |
350 |
8″ |
21″ |
3/8″ |
11/32″ |
3/16″ |
±1/4″ |
2° |
150 |
15 |
16″ |
400 |
8″ |
23 1/2″ |
3/8″ |
11/32″ |
3/16″ |
±1/4″ |
2° |
150 |
15 |
18″ |
450 |
8″ |
25″ |
3/8″ |
11/32″ |
3/16″ |
±1/4″ |
1.5° |
150 |
15 |
20″ |
500 |
8″ |
27 1/2″ |
3/8″ |
13/32″ |
7/32″ |
±1/4″ |
1.5° |
150 |
15 |
24″ |
600 |
10″ |
32″ |
3/8″ |
13/32″ |
7/32″ |
±1/4″ |
1.5° |
150 |
15 |