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By certification 
We have our new gasket manufacturing facility. Our spiral wound gasket widely use in oil and gasket industrial ,chemical industrial, mining industrial ,power station and most industrial factory
The main standard of spiral wound gasket is ASME B16.20
THE SIZE AS BELOW:
ASME B16.20
|
150LB |
|
300LB |
|
|
600LB |
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NPS |
D1 |
D2 |
D3 |
D4 |
NPS |
D1 |
D2 |
D3 |
D4 |
|
NPS |
D1 |
D2 |
D3 |
D4 |
1/2〞 |
14.2 |
19.1 |
31.8 |
47.8 |
1/2〞 |
14.2 |
19.1 |
31.8 |
54.1 |
|
1/2〞 |
14.2 |
19.1 |
31.8 |
54.1 |
3/4〞 |
20.6 |
25.4 |
39.6 |
57.2 |
3/4〞 |
20.6 |
25.4 |
39.6 |
66.8 |
|
3/4〞 |
20.6 |
25.4 |
39.6 |
66.8 |
1〞 |
26.9 |
31.8 |
47.8 |
66.8 |
1〞 |
26.9 |
31.8 |
47.8 |
73.2 |
|
1〞 |
26.9 |
31.8 |
47.8 |
73.2 |
1-1/4" |
38.1 |
47.8 |
60.5 |
76.2 |
1-1/4" |
38.1 |
47.8 |
60.5 |
82.6 |
|
1-1/4" |
38.1 |
47.8 |
60.5 |
82.6 |
1-1/2〞 |
44.5 |
54.1 |
69.9 |
85.9 |
1-1/2〞 |
44.5 |
54.1 |
69.9 |
95.3 |
|
1-1/2〞 |
44.5 |
54.1 |
69.9 |
95.3 |
2〞 |
55.6 |
69.9 |
85.9 |
104.9 |
2〞 |
55.6 |
69.9 |
85.9 |
111.3 |
|
2〞 |
55.6 |
69.9 |
85.9 |
111.3 |
2-1/2〞 |
66.5 |
82.6 |
98.6 |
124.0 |
2-1/2〞 |
66.5 |
82.6 |
98.6 |
130.3 |
|
2-1/2〞 |
66.5 |
82.6 |
98.6 |
130.3 |
3〞 |
81.0 |
101.6 |
120.7 |
136.7 |
3〞 |
81.0 |
101.6 |
120.7 |
149.4 |
|
3〞 |
78.7 |
101.6 |
120.7 |
149.4 |
4〞 |
106.4 |
127.0 |
149.4 |
174.8 |
4〞 |
106.4 |
127.0 |
149.4 |
181.1 |
|
4〞 |
102.6 |
120.7 |
149.4 |
193.8 |
5〞 |
131.8 |
155.7 |
177.6 |
196.9 |
5〞 |
131.6 |
155.7 |
177.8 |
215.9 |
|
5〞 |
128.3 |
147.6 |
177.8 |
241.3 |
6〞 |
157.2 |
182.6 |
209.6 |
222.3 |
6〞 |
157.2 |
182.6 |
209.6 |
251.0 |
|
6〞 |
154.8 |
174.8 |
209.6 |
266.7 |
8〞 |
215.9 |
233.4 |
263.7 |
279.4 |
8〞 |
215.9 |
233.4 |
263.7 |
308.1 |
|
8〞 |
205.7 |
225.6 |
263.7 |
320.8 |
10〞 |
268.2 |
287.3 |
317.5 |
339.9 |
10〞 |
268.2 |
287.3 |
317.5 |
362.0 |
|
10〞 |
255.3 |
274.6 |
317.5 |
400.1 |
12〞 |
317.5 |
339.9 |
374.7 |
409.7 |
12〞 |
317.5 |
339.9 |
374.7 |
422.4 |
|
12〞 |
307.3 |
327.2 |
374.7 |
457.2 |
14〞 |
349.3 |
371.6 |
406.4 |
450.9 |
14〞 |
349.3 |
371.6 |
406.4 |
485.9 |
|
14〞 |
342.9 |
362.0 |
406.4 |
492.3 |
16〞 |
400.1 |
422.4 |
463.6 |
514.4 |
16〞 |
400.1 |
422.4 |
463.6 |
539.6 |
|
16〞 |
389.9 |
412.8 |
463.6 |
565.2 |
18〞 |
449.3 |
474.7 |
527.1 |
549.4 |
18〞 |
449.3 |
474.7 |
527.1 |
596.9 |
|
18〞 |
438.2 |
469.9 |
527.1 |
612.9 |
20〞 |
500.1 |
525.5 |
577.8 |
606.6 |
20〞 |
500.1 |
525.5 |
577.9 |
654.1 |
|
20〞 |
489.0 |
520.7 |
577.9 |
682.8 |
24〞 |
603.3 |
628.7 |
685.8 |
717.6 |
24〞 |
603.3 |
628.7 |
685.8 |
774.7 |
|
24〞 |
590.6 |
626.7 |
685.8 |
790.7 |
|
900LB |
|
|
1500LB |
|
2500LB |
|
|
|
||||||
NPS |
D1 |
D2 |
D3 |
D4 |
|
NPS |
D1 |
D2 |
D3 |
D4 |
NPS |
D1 |
D2 |
D3 |
D4 |
1/2〞 |
14.2 |
19.1 |
31.8 |
63.5 |
|
1/2〞 |
14.2 |
19.1 |
31.8 |
63.5 |
1/2〞 |
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