Our enterprise insists all along the standard policy of “product high-quality is base of business survival; client satisfaction could be the staring point and ending of an business; persistent improvement is eternal pursuit of staff” as well as consistent purpose of “reputation first, client first” for Discount Price China Hand-Made Spool Type Flanged Rubber Flexible Expansion Bellows, Be sure to deliver us your specifications and requirements, or experience totally free to get in touch with us with any questions or inquiries that you may have.
Our enterprise insists all along the standard policy of “product high-quality is base of business survival; client satisfaction could be the staring point and ending of an business; persistent improvement is eternal pursuit of staff” as well as consistent purpose of “reputation first, client first” for China Expansion Bellows, Rubber Bellows, Our company has always insisted on the business principle of “Quality, Honest, and Customer First” by which we have now won the trust of clients both from at home and abroad. If you are interested in our merchandise, remember to do not hesitate to contact us for further information.
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 |