精品国产Av无码久久久影音先锋,国产无码专区在线播放视频,国产对白一级毛片不卡,秋霞国产一综合影院在线,久久精品中文字幕第一页,自慰系列无码专区

文章詳情

不銹鋼無縫管國家標準管對照表

日期：2025-04-24 02:30
瀏覽次數(shù)：3752
摘要：
不銹鋼無縫管國家標準管對照表
公稱直徑
Nominal
diameter
外徑
Outside
diameter
Sch
5s
Sch
10s
Sch
20s
LG
Sch
20
Sch
30
STD
Sch
40
Sch
60
XS
Sch
80
Sch
100
Sch
120
Sch
140
Sch
160
15
18
1.6
2.1
2.6
-
-
-
-
2.9
-
-
3.6
-
-
-
4.5
20
25
1.6
2.1
2.6
-
-
-
-
2.9
-
-
4.0
-
-
-
5.6
25
32
1.6
2.8
3.2
-
-
-
-
3.2
-
-
4.5
-
-
-
6.3
32
38
1.6
2.8
3.2
-
-
-
-
3.6
-
-
5.0
-
-
-
7.1
40
45
1.6
2.8
3.2
-
-
-
-
3.6
-
-
5.0
-
-
-
7.1
50
57
1.6
2.8
3.6
-
3.2
-
-
4.0
-
-
5.6
-
-
-
8.8
65
76
2.0
3.0
3.6
-
4.5
-
-
5.0
-
-
7.1
-
-
-
10.0
80
89
2.0
3.0
4.0
-
4.5
-
-
5.6
-
-
8.0
-
-
-
11.0
90
-
2.0
3.0
4.0
-
4.5
-
-
5.6
-
-
8.0
-
-
-
12.5
100
108
2.0
3.0
4.0
-
5.0
-
-
5.9
-
-
8.8
-
11.0
-
14.2
125
133
2.9
3.4
5.0
-
5.0
-
-
6.3
-
-
10.0
-
12.5
-
16.0
150
159
2.9
3.4
5.0
-
5.6
-
-
7.1
-
-
11.0
-
14.2
-
17.5
200
219
2.9
4.0
6.3
-
6.3
7.1
-
8.0
10.0
-
12.5
16.0
17.5
20.0
22.2
250
273
3.6
4.0
6.3
-
6.3
8.0
-
8.8
12.5
-
16.0
17.5
22.2
25.0
28.0
300
325
4.0
4.5
6.3
-
6.3
8.8
-
10.0
14.2
-
17.5
22.2
25.0
28.0
32.0
350
377
4.0
5.0
-
8.0
8.0
10.0
10.0
11.0
16.0
13.0
20.0
25.8
28.0
32.0
36.0
400
426
4.0
5.0
-
8.0
8.0
10.0
10.0
12.5
17.5
13.0
22.2
28.5
30.0
36.0
40.0
450
480
4.0
5.0
-
8.0
8.0
11.0
10.0
14.2
20.0
13.0
25.0
30.0
36.0
40.0
45.0
500
529
5.0
5.6
-
8.0
10.0
12.5
10.0
16.0
20.0
13.0
28.0
32.0
40.0
45.0
50.0
550
-
5.0
5.6
-
8.0
-
-
10.0
-
-
13.0
30.0
-
-
-
-
600
630
5.6
6.3
-
8.0
-
-
10.0
17.5
-
13.0
32.0
-
-
-
-
650
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
700
720
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
750
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
800
820
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
850
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
900
920
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
950
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1000
1020
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1050
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1100
1150
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1150
-
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
-
1200
1220
-
-
-
8.0
-
-
10.0
-
-
13.0
-
-
-
-
 


以上信息由泰州市佳孚不銹鋼制品有限公司（www.jfcg1.cn）為您提供，產(chǎn)品專線0523-83983163 //13901424163
广饶县| 文昌市| 大丰市| 华蓥市| 英吉沙县| 肃宁县| 洪湖市| 泗水县| 吉木乃县| 松潘县| 陵川县| 九江市| 蓝山县| 防城港市| 乌兰察布市| 迁西县| 哈尔滨市| 宜丰县|