Ghi chú
• Kích thước được tính bằng đơn vị millimeters .
• Hình ảnh thể hiện: Spiral Wound gasket with Inner and Outer ring (3 vòng).
• d1 = Đường kính trong (ID) vòng Inner ring.
• d2 = Đường kính trong (ID) vòng Sealing Element.
• d3 = Đường kính ngoài (OD) vòng Sealing Element.
• d4 = Đường kính ngoài (OD) vòng Outer Ring.
• Độ dày Inner ring & Outer Ring: 2.97mm - 3.33mm.
• Độ dày Sealing Element : 4.45mm.
• Dung sai đường kính ngoài OD
NPS 1/2 ~ NPS 8 : ±0.8mm.
NPS 10 ~ NPS 24 : +1.5mm - 0.8mm.
• Tiêu chuẩn ASME B16.20 không hỗ trợ.
Mặt bích Class 400 có kích thước nhỏ hơn NPS 3.
Mặt bích Class 900 có kích thước nhỏ hơn NPS 2½.
• Không hỗ trợ mặt bích Class 400 có kích thước NPS 1/2 ~ NPS 3 (sử dụng Class 600 thay thế).
• Không hỗ trợ mặt bích Class 900 có kích thước NPS 1/2 ~ NPS 2½ (sử dụng Class 1500 thay thế).
• Không hỗ trợ mặt bích Class 2500 có kích thước NPS 14 hoặc lớn hơn.
SPIRAL WOUND GASKETS ASME B16.20 CLASS 150
| Class 150 NPS 1/2-24 |
| NPS |
Inner Ring |
Sealing Element |
Outer Ring |
| Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| 1/2 |
14.2 |
19.1 |
31.8 |
47.8 |
| 3/4 |
20.6 |
25.4 |
39.6 |
57.2 |
| 1 |
26.9 |
31.8 |
47.8 |
66.8 |
| 1¼ |
38.1 |
47.8 |
60.5 |
76.2 |
| 1½ |
44.5 |
54.1 |
69.9 |
85.9 |
| 2 |
55.6 |
69.9 |
85.9 |
104.9 |
| 2½ |
66.5 |
82.6 |
98.6 |
124 |
| 3 |
81 |
101.6 |
120.7 |
136.7 |
| 4 |
106.4 |
127 |
149.4 |
174.8 |
| 5 |
131.8 |
155.7 |
177.8 |
196.9 |
| 6 |
157.2 |
182.6 |
209.6 |
222.3 |
| 8 |
215.9 |
233.4 |
263.7 |
279.4 |
| 10 |
268.2 |
287.3 |
317.5 |
339.9 |
| 12 |
317.5 |
339.9 |
374.7 |
409.7 |
| 14 |
349.3 |
371.6 |
406.4 |
450.9 |
| 16 |
400.1 |
422.4 |
463.6 |
514.4 |
| 18 |
449.3 |
474.7 |
527.1 |
549.4 |
| 20 |
500.1 |
525.5 |
577.9 |
606.6 |
| 24 |
603.3 |
628.7 |
685.8 |
717.6 |
| NPS |
Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| Inner Ring |
Sealing Element |
Outer Ring |
SPIRAL WOUND GASKETS ASME B16.20 CLASS 300
| Class 300 NPS 1/2-24 |
| NPS |
Inner Ring |
Sealing Element |
Outer Ring |
| Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| 1/2 |
14.2 |
19.1 |
31.8 |
54.1 |
| 3/4 |
20.6 |
25.4 |
39.6 |
66.8 |
| 1 |
26.9 |
31.8 |
47.8 |
73.2 |
| 1¼ |
38.1 |
47.8 |
60.5 |
82.6 |
| 1½ |
44.5 |
54.1 |
69.9 |
95.3 |
| 2 |
55.6 |
69.9 |
85.9 |
111.3 |
| 2½ |
66.5 |
82.6 |
98.6 |
130.3 |
| 3 |
81 |
101.6 |
120.7 |
149.4 |
| 4 |
106.4 |
127 |
149.4 |
181.1 |
| 5 |
131.8 |
155.7 |
177.8 |
215.9 |
| 6 |
157.2 |
182.6 |
209.6 |
251 |
| 8 |
215.9 |
233.4 |
263.7 |
308.1 |
| 10 |
268.2 |
287.3 |
317.5 |
362 |
| 12 |
317.5 |
339.9 |
374.7 |
422.4 |
| 14 |
349.3 |
371.6 |
406.4 |
485.9 |
| 16 |
400.1 |
422.4 |
463.6 |
539.8 |
| 18 |
449.3 |
474.7 |
527.1 |
596.9 |
| 20 |
500.1 |
525.6 |
577.9 |
654.1 |
| 24 |
603.3 |
628.7 |
685.8 |
774.7 |
| NPS |
Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| Inner Ring |
Sealing Element |
Outer Ring |
SPIRAL WOUND GASKETS ASME B16.20 CLASS 400
| Class 400 NPS 4-24 |
| NPS |
Inner Ring |
Sealing Element |
Outer Ring |
| Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| 4 |
102.6 |
120.7 |
149.4 |
177.8 |
| 5 |
128.3 |
147.6 |
177.8 |
212.9 |
| 6 |
154.9 |
174.8 |
209.6 |
247.7 |
| 8 |
205.7 |
225.6 |
263.7 |
304.8 |
| 10 |
255.3 |
274.6 |
317.5 |
358.9 |
| 12 |
307.3 |
327.2 |
374.7 |
419.1 |
| 14 |
342.9 |
362 |
406.4 |
482.6 |
| 16 |
389.9 |
412.8 |
463.6 |
536.7 |
| 18 |
438.2 |
469.9 |
527.1 |
593.9 |
| 20 |
489 |
520.7 |
577.9 |
647.7 |
| 24 |
590.6 |
628.7 |
685.8 |
768.4 |
| NPS |
Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| Inner Ring |
Sealing Element |
Outer Ring |
SPIRAL WOUND GASKETS ASME B16.20 CLASS 600
| Class 600 NPS 1/2-24 |
| NPS |
Inner Ring |
Sealing Element |
Outer Ring |
| Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| 1/2 |
14.2 |
19.1 |
31.8 |
54.1 |
| 3/4 |
20.6 |
25.4 |
39.6 |
66.8 |
| 1 |
26.9 |
31.8 |
47.8 |
73.2 |
| 1¼ |
38.1 |
47.8 |
60.5 |
82.6 |
| 1½ |
44.5 |
54.1 |
69.9 |
95.3 |
| 2 |
55.6 |
69.9 |
85.9 |
111.3 |
| 2½ |
66.5 |
82.6 |
98.6 |
130.3 |
| 3 |
78.7 |
101.6 |
120.7 |
149.4 |
| 4 |
102.6 |
120.7 |
149.4 |
193.8 |
| 5 |
128.3 |
147.6 |
177.8 |
241.3 |
| 6 |
154.9 |
174.8 |
209.6 |
266.7 |
| 8 |
205.7 |
225.6 |
263.7 |
320.8 |
| 10 |
255.3 |
274.6 |
317.5 |
400.1 |
| 12 |
307.3 |
327.2 |
374.7 |
457.2 |
| 14 |
342.9 |
362 |
406.4 |
492.3 |
| 16 |
389.9 |
412.8 |
463.6 |
565.2 |
| 18 |
438.2 |
469.9 |
527.1 |
612.9 |
| 20 |
489 |
520.7 |
577.9 |
682.8 |
| 24 |
590.6 |
628.7 |
685.8 |
790.7 |
| NPS |
Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| Inner Ring |
Sealing Element |
Outer Ring |
SPIRAL WOUND GASKETS ASME B16.20 CLASS 900
| Class 900 NPS 3-24 |
| NPS |
Inner Ring |
Sealing Element |
Outer Ring |
| Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| 3 |
78.7 |
95.3 |
120.7 |
168.4 |
| 4 |
102.6 |
120.7 |
149.4 |
206.5 |
| 5 |
128.3 |
147.6 |
177.8 |
247.7 |
| 6 |
154.9 |
174.8 |
209.6 |
289.1 |
| 8 |
196.9 |
222.3 |
257.3 |
358.9 |
| 10 |
246.1 |
276.4 |
311.2 |
435.1 |
| 12 |
292.1 |
323.9 |
368.3 |
498.6 |
| 14 |
320.8 |
355.6 |
400.1 |
520.7 |
| 16 |
374.7 |
412.8 |
457.2 |
574.8 |
| 18 |
425.5 |
463.6 |
520.7 |
638.3 |
| 20 |
482.6 |
520.7 |
571.5 |
698.5 |
| 24 |
590.6 |
628.7 |
679.5 |
838.2 |
| NPS |
Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| Inner Ring |
Sealing Element |
Outer Ring |
SPIRAL WOUND GASKETS ASME B16.20 CLASS 1500
| Class 1500 NPS 1/2-24 |
| NPS |
Inner Ring |
Sealing Element |
Outer Ring |
| Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| 1/2 |
14.2 |
19.1 |
31.8 |
63.5 |
| 3/4 |
20.6 |
25.4 |
39.6 |
69.9 |
| 1 |
26.9 |
31.8 |
47.8 |
79.5 |
| 1¼ |
33.3 |
39.6 |
60.5 |
88.9 |
| 1½ |
41.4 |
47.8 |
69.9 |
98.6 |
| 2 |
52.3 |
58.7 |
85.9 |
143 |
| 2½ |
63.5 |
69.9 |
98.6 |
165.1 |
| 3 |
78.7 |
92.2 |
120.7 |
174.8 |
| 4 |
97.8 |
117.6 |
149.4 |
209.6 |
| 5 |
124.5 |
143 |
177.8 |
254 |
| 6 |
147.3 |
171.5 |
209.6 |
282.7 |
| 8 |
196.9 |
215.9 |
257.3 |
352.6 |
| 10 |
246.1 |
266.7 |
311.2 |
435.1 |
| 12 |
292.1 |
323.9 |
368.3 |
520.7 |
| 14 |
320.8 |
362 |
400.1 |
577.9 |
| 16 |
374.7 |
406.4 |
457.2 |
641.4 |
| 18 |
425.5 |
463.6 |
520.7 |
704.9 |
| 20 |
476.3 |
514.4 |
571.5 |
755.7 |
| 24 |
577.9 |
616 |
679.5 |
901.7 |
| NPS |
Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| Inner Ring |
Sealing Element |
Outer Ring |
SPIRAL WOUND GASKETS ASME B16.20 CLASS 2500
| Class 300 NPS 1/2-12 |
| NPS |
Inner Ring |
Sealing Element |
Outer Ring |
| Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| 1/2 |
14.2 |
19.1 |
31.8 |
69.9 |
| 3/4 |
20.6 |
25.4 |
39.6 |
76.2 |
| 1 |
26.9 |
31.8 |
47.8 |
85.9 |
| 1¼ |
33.3 |
39.6 |
60.5 |
104.9 |
| 1½ |
41.4 |
47.8 |
69.9 |
117.6 |
| 2 |
52.3 |
58.7 |
85.9 |
146 |
| 2½ |
63.5 |
69.9 |
98.6 |
168.4 |
| 3 |
78.7 |
92.2 |
120.7 |
196.9 |
| 4 |
97.8 |
117.6 |
149.4 |
235 |
| 5 |
124.5 |
143 |
177.8 |
279.4 |
| 6 |
147.3 |
171.5 |
209.6 |
317.5 |
| 8 |
196.9 |
215.9 |
257.3 |
387.4 |
| 10 |
246.1 |
270 |
311.2 |
476.3 |
| 12 |
292.1 |
317.5 |
368.3 |
549.4 |
| NPS |
Inside (d1) Dia. |
Inside (d2) Dia. |
Outside (d3) Dia. |
Outside (d4) Dia. |
| Inner Ring |
Sealing Element |
Outer Ring |
BƠM HÓA CHẤT GEMMECOTTI
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