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ASME B16.20 Flange Basic Spiral Gasket
Basic Info
• Material: Graphite
• Shape (For Gasket): Ring Gasket
• Application: Flange Seal
• Specification: Standard, ASME B 16.2 /ISO9001/ API 6A
• Style: Mechanical Seal
• Function: Fixed Sealing
• Trademark: YIYU
• Origin: Wenzhou, China
Product Description
Spiral wound gasket(seal gasket, o-ring)
1. Basic form 3.2mm, 4.5mm
2. With inner ring 4.5mm
3. With outer ring 4.5mm
Spiral wound gasket(seal gasket, o-ring)
We have produced the spiral wound gaskets with more than 20 years.
Due to rich experience in this line, our high quality spiral wound gasket have meet with a favourable reception all over the world.
Welcome new customers to send inquiry.
Spiral wound gaskets type:
Type Thickness(mm)
Basic form 3.2mm, 4.5mm
With inner ring 4.5mm
With outer ring 4.5mm
With inner and outer ring 4.5mm
Structure type:
Filler Hoop Inner ring Outer ring
Asbestos SS 304 Carbon steel Carbon steel
Graphite SS 316 SS 304 SS 304
PTFE SS 316L SS 316 SS 316
SS 316L SS 316L
|
|
PN2.0MPa(class150) |
PN5.0MPa(class300) |
PN11.0MPa(class600) |
T |
T1 |
||||||||||
|
NPS(inch) |
DN |
D1 |
D2 |
D3 |
D4 |
D1 |
D2 |
D3 |
D4 |
D1 |
D2 |
D3 |
D4 |
||
|
1/2" |
15 |
14.2 |
19.1 |
31.8 |
46.5 |
14.2 |
19.1 |
31.8 |
52.5 |
14.2 |
19.1 |
31.8 |
52.5 |
4.5 |
3 |
|
3/4" |
20 |
20.6 |
25.4 |
39.6 |
56 |
20.6 |
25.4 |
39.6 |
66.5 |
20.6 |
25.4 |
39.6 |
66.5 |
||
|
1" |
25 |
26.9 |
31.8 |
47.8 |
65.5 |
26.9 |
31.8 |
47.8 |
73 |
26.9 |
31.8 |
47.8 |
73 |
||
|
1-1/4" |
32 |
38.1 |
47.8 |
60.5 |
75 |
38.1 |
47.8 |
60.5 |
82.5 |
38.1 |
47.8 |
60.5 |
82.5 |
||
|
1-1/2" |
40 |
44.5 |
54.1 |
69.9 |
84.5 |
44.5 |
54.1 |
69.9 |
94.5 |
44.5 |
54.1 |
69.9 |
94.5 |
||
|
2" |
50 |
55.6 |
69.9 |
85.9 |
104.5 |
55.6 |
69.9 |
85.9 |
111 |
55.6 |
69.9 |
85.9 |
111 |
||
|
2-1/2" |
65 |
66.5 |
82.6 |
98.6 |
123.5 |
66.5 |
82.6 |
98.6 |
129 |
66.5 |
82.6 |
98.6 |
129 |
||
|
3" |
80 |
81 |
101.6 |
120.7 |
136.5 |
81 |
101.6 |
120.7 |
148.5 |
81 |
101.6 |
120.7 |
148.5 |
||
|
4" |
100 |
106.4 |
127 |
149.4 |
174.5 |
106.4 |
127 |
149.4 |
180 |
106.4 |
120.7 |
149.4 |
192 |
||
|
5" |
125 |
131.8 |
155.7 |
177.8 |
196 |
131.8 |
155.7 |
177.8 |
215 |
131.8 |
147.6 |
177.8 |
240 |
||
|
6" |
150 |
157.2 |
182.6 |
209.6 |
221.5 |
157.2 |
182.6 |
209.6 |
250 |
157.2 |
174.8 |
209.6 |
265 |
||
|
8" |
200 |
215.9 |
233.4 |
263.7 |
278.5 |
215.9 |
233.4 |
263.7 |
306 |
209.6 |
225.6 |
263.7 |
319 |
||
|
10" |
250 |
268.2 |
287.3 |
317.5 |
338 |
268.2 |
287.3 |
317.5 |
360.5 |
260.4 |
274.6 |
317.5 |
399 |
||
|
12" |
300 |
317.5 |
339.9 |
374.7 |
408 |
317.5 |
339.9 |
374.7 |
421 |
317.5 |
327.2 |
374.7 |
456 |
||
|
14" |
350 |
349.3 |
371.6 |
406.4 |
449 |
349.3 |
371.6 |
406.4 |
484.5 |
349.3 |
362 |
406.4 |
491 |
||
|
16" |
400 |
400.1 |
422.4 |
463.6 |
513 |
400.1 |
422.4 |
463.6 |
538.5 |
400.1 |
412.8 |
463.6 |
564 |
||
|
18 |
450 |
449.3 |
474.7 |
527.1 |
548 |
449.3 |
474.7 |
527.1 |
595.5 |
449.3 |
469.9 |
527.1 |
612 |
||
|
20 |
500 |
500.1 |
525.5 |
577.9 |
605 |
500.1 |
525.5 |
577.9 |
653 |
500.1 |
520.7 |
577.9 |
682 |
||
|
22 |
550 |
552.5 |
577.9 |
635 |
659 |
552.5 |
577.9 |
635 |
704 |
552.5 |
577.9 |
635 |
733 |
||
|
24 |
600 |
603.3 |
628.7 |
685.8 |
716.5 |
603.3 |
628.7 |
685.8 |
774 |
603.3 |
628.7 |
685.8 |
790 |
||