金屬纏繞墊片美標(biāo)尺寸
發(fā)布時(shí)間：2024-08-26
20631-2009帶對外環(huán)或帶內(nèi)外環(huán)（d型）墊片的尺寸（mm）
公稱尺寸
公稱壓力class
密封面厚度
內(nèi)外環(huán)厚度
dn
nps
class150（pn20）
class300（pn50）
class600（pn110）
d1xd2xd3xd4
d1xd2xd3xd4
d1xd2xd3xd4
15
1/2
14.3x19.1x31.8x46.5
14.3x19.1x31.8x52.5
14.3x19.1x31.8x52.5
4.5
3.0
20
3/4
20.7x25.4x39.6x56.0
20.7x25.4x39.6x66.5
20.7x25.4x39.6x66.5
25
1
27.0x31.8x47.8x65.5
27.0x31.8x47.8x73.0
27.0x31.8x47.8x73.0
32
1 1/4
38.1x47.8x60.5x75.0
38.1x47.8x60.5x82.5
38.1x47.8x60.5x82.5
40
1 1/2
44.5x54.1x69.9x84.5
44.5x54.1x69.9x94.5
44.5x54.1x69.9x94.5
50
2
55.6x69.9x85.9x104.5
55.6x69.9x85.9x111.0
55.6x69.9x85.9x111.0
65
2 1/2
66.7x82.6x98.6x123.5
66.7x82.6x98.6x129.0
66.7x82.6x98.6x129.0
80
3
81.0x101.6x120.7x136.5
81.0x101.6x120.7x148.5
81.0x101.6x120.7x148.5
100
4
106.4x147.0x149.4x174.5
106.4x147.0x149.4x180.0
106.4x147.0x149.4x192.0
125
5
131.8x155.7x177.8x196.0
131.8x155.7x177.8x215.0
131.8x155.7x177.8x239.5
150
6
157.2x182.6x209.6x221.5
157.2x182.6x209.6x250.0
157.2x182.6x209.6x265.0
200
8
215.9x233.4x263.7x278.5
215.9x233.4x263.7x306.0
215.9x233.4x263.7x319.0
250
10
268.3x387.3x317.5x338.0
268.3x387.3x317.5x360.5
268.3x387.3x317.5x399.0
300
12
317.5x339.9x374.7x408.0
317.5x339.9x374.7x421.0
317.5x339.9x374.7x456.0
350
14
349.3x371.6x406.4x449.5
349.3x371.6x406.4x484.5
349.3x371.6x406.4x491.0
400
16
400.0x422.4x463.6x513.0
400.0x422.4x463.6x538.5
400.0x422.4x463.6x564.0
450
18
449.3x474.7x527.1x548.0
449.3x474.7x527.1x595.5
449.3x474.7x527.1x612.0
500
20
500.0x525.5x577.9x605.0
500.0x525.5x577.9x653.0
500.0x525.5x577.9x682.0
600
24
603.3x628.7x685.8x716.5
603.3x628.7x685.8x774.0
603.3x628.7x685.8x790.0