推荐产品 |
|
PRODUCTS |
|
|
|
联系源泰 |
兴化市源泰法兰锻造厂
地 址:兴化市戴南镇雁周工业区
联系人:黄经理
手 机:15152688338
电 话:0523-83989996
传 真:0523-83989896
网 址:www.yt-fl.com
邮 箱:993915280@qq. com
|
|
适用公称尺寸和公称压力
发布时间: 2022-03-17 14:26:40 被阅览数: 1298 次 来源:
不锈钢法兰,平焊法兰,对焊法兰,兴化市源泰法兰锻造厂
|
|
各种类型法兰的适用公称尺寸和公称压力范围见表3-92。
|
各种类型法兰的适用公称尺寸和公称压力范围
|
表 3-92
|
法兰类型
|
带颈平焊法兰(SO)
|
带颈对焊法兰(WN)和长高颈法兰(LWN)
|
公称尺寸
|
公称压力Class(PN)
|
DN
|
NPS
|
150
(20)
|
300
(50)
|
600
(110)
|
900
(150)
|
1500
(260)
|
150
(20)
|
300
(50)
|
600
(110)
|
900
(150)
|
1500
(260)
|
2500
(420)
|
15
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
20
|
炙
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
25
|
1
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
32
|
1%
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
40
|
堪
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
50
|
2
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
65
|
2/
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
80
|
3
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
100
|
4
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
125
|
5
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
150
|
6
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
200
|
8
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
250
|
10
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
300
|
12
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
350
|
14
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
—
|
400
|
16
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
—
|
450
|
18
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
—
|
500
|
20
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
—
|
600
|
24
|
X
|
X
|
X
|
X
|
—
|
X
|
X
|
X
|
X
|
X
|
—
|
法兰类型
|
整体法兰(IF)
|
承插焊法兰(SW)
|
公称尺寸
|
公称压力Class(PN)
|
DN
|
NPS
|
150
(20)
|
300 (50)
|
600
(110)
|
900
(150)
|
1500
(260)
|
2500
(420)
|
150 (20)
|
300
(50)
|
600
(110)
|
900
(150)
|
1500
(260)
|
15
|
切
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
20
|
%
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
25
|
1
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
32
|
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
40
|
IX
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
50
|
2
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
续表
法兰类型
|
整体法兰(IF)
|
承插焊法兰(SW)
|
公称尺寸
|
公称压力Class(PN)
|
DN
|
NPS
|
150
(20)
|
300
(50)
|
600
(110)
|
900
(150)
|
1500
(260)
|
150
(20)
|
300 (50)
|
600
(110)
|
900
(150)
|
1500
(260)
|
2500
(420)
|
65
|
2切
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
80
|
3
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
100
|
4
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
125
|
5
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
150
|
6
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
200
|
8
|
X
|
X
|
X
|
X
|
X
|
X
|
一
|
—
|
—
|
—
|
—
|
250
|
10
|
X
|
X
|
X
|
X
|
X
|
X
|
一
|
—
|
—
|
—
|
—
|
300
|
12
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
一
|
—
|
350
|
14
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
—
|
400
|
16
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
—
|
450
|
18
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
—
|
500
|
20
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
—
|
600
|
24
|
X
|
X
|
X
|
X
|
X
|
—
|
—
|
—
|
—
|
—
|
一
|
法兰类型
|
螺纹法兰(IF)对焊环松套法兰(LF/SE) 法兰盖(BL)
|
公称尺寸
|
公称压力Class(PN)
|
DN
|
NPS
|
150
(20)
|
300
(50)
|
150
(20)
|
300
(50)
|
600
(110)
|
150
(20)
|
300
(50)
|
600
(110)
|
900
(150)
|
1500
(260)
|
2500
(420)
|
15
|
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
20
|
%
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
25
|
1
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
32
|
IX
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
40
|
1扬
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
50
|
2
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
65
|
2扬
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
80
|
3
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
100
|
4
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
125
|
5
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
150
|
6
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
200
|
8
|
一
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
250
|
10
|
—
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
300
|
12
|
—
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
350
|
14
|
—
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
400
|
16
|
—
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
450
|
18
|
—
|
—
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
一
|
500
|
20
|
—
|
一
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
一
|
600
|
24
|
—
|
一
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
X
|
—
|
注:“x”表示有此规格:“一”表示无此规格。
|
|
|
|
|