薄壁不锈钢水管(摘自CJ/T 151-2001)
尺寸规格
注:1.表中壁厚栏中厚壁管为不锈钢卡压式管件用。
2.水管的壁厚允许偏差为名义壁厚的±10%。
①0Cr18Ni9
②0Cr17Ni12Mo2,00Cr17Ni14Mo2
公称通径DN
|
管子外径Dw
|
外径允许偏差
|
壁厚S
|
壁厚
|
重量W/(kg/m)
|
①
|
②
|
10
|
10
|
±0.10
|
0.6
|
0.8
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
10
|
12
|
±0.10
|
0.6
|
0.8
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
15
|
14
|
±0.10
|
0.6
|
0.8
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
15
|
16
|
±0.10
|
0.6
|
0.8
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
20
|
20
|
±0.10
|
0.6
|
1.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
20
|
22
|
±0.10
|
0.6
|
1.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
25
|
25.4
|
±0.10
|
0.8
|
1.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
25
|
28
|
±0.10
|
0.8
|
1.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
32
|
35
|
±0.12
|
1.0
|
1.2
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
32
|
38
|
±0.12
|
1.0
|
1.2
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
40
|
40
|
±0.12
|
1.0
|
1.2
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
40
|
42
|
±0.15
|
1
|
1.2
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
50
|
50.8
|
±0.15
|
1.0
|
1.2
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
50
|
54
|
±0.18
|
1.2
|
1.2
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
65
|
67
|
±0.20
|
1.2
|
1.5
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
65
|
70
|
±0.20
|
1.2
|
1.5
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
80
|
76.1
|
±0.23
|
1.5
|
2.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
80
|
88.9
|
±0.25
|
1.5
|
2.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
100
|
102
|
±0.4%Dw
|
1.5
|
2.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
100
|
108
|
±0.4%Dw
|
1.5
|
2.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
125
|
133
|
±0.4%Dw
|
2.0
|
2.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
150
|
159
|
±0.4%Dw
|
2.0
|
3.0
|
W=0.02491(Dw-S)×S
|
W=0.02507(Dw-S)×S
|
牌号和化学成分
牌号
|
化学成分质量百分数
|
C≤
|
Si≤
|
Mn≤
|
P≤
|
S≤
|
Ni
|
Cr
|
Mo
|
0Cr18Ni9
|
0.07
|
1
|
2
|
0.035
|
0.03
|
8.00~11.00
|
17.00~19.00
|
-
|
0Cr17Ni12Mo2
|
0.08
|
1
|
2
|
0.035
|
0.03
|
10.00~14.00
|
16.00~18.00
|
2.0~3.0
|
00Cr17Ni14Mo2
|
0.03
|
1
|
2
|
0.035
|
0.03
|
12.00~15.00
|
16.00~18.00
|
2.0~3.0
|
牌号和用途
牌号
|
用途
|
0Cr18Ni9(304)
|
饮用净水、生活饮用水、空气、医用气体、热水等管道用
|
0Cr17Ni12Mo2(316)
|
耐腐蚀性比0Cr18Ni9更高的场合
|
00Cr17Ni14Mo2(316L)
|
海水
|
力学性能
牌号
|
抗拉强度/MPa
|
伸长率(%)
|
0Cr18Ni9
|
≥520
|
≥35
|
0Cr17Ni12Mo2
|
≥520
|
≥35
|
00Cr17Ni14Mo2
|
≥480
|
≥35
|