六角雙絲頭英文名為Hexagonal Nipple,一般有六角棒加工而成。六角雙絲頭分為同徑和異徑之分。主要起連接作用。
螺紋形式一般的R螺紋和NPT螺紋,材質有碳鋼,不銹鋼及合金鋼。
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六角雙絲頭結構圖：
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同徑六角雙絲頭
Straight Hexagonal Nipple
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異徑六角雙絲頭
Reducing Hexagonal Nipple
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| 六角雙絲頭參數(shù)表： |
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公稱通徑Nominal Diameter
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尺寸Size
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DN
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NPS
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C
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E1
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E2
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W
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D
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sch80
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sch160
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6
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1/8
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6
|
10
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---
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26
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5
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4
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8
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1/4
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6
|
15
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---
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36
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7
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6
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8×6
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1/4×1/8
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6
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15
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10
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31
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5
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4
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10
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3/8
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8
|
16
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---
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40
|
10
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8
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10×8
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3/8×1/4
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8
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16
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15
|
39
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7
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6
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15
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1/2
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8
|
20
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---
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48
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13
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10
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15×10
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1/2×3/8
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8
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20
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16
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44
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10
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8
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15×8
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1/2×1/4
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8
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20
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15
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43
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7
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6
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20
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3/4
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10
|
21
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---
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52
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18
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14
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20×15
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3/4×1/2
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10
|
21
|
20
|
51
|
13
|
10
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20×10
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3/4×3/8
|
10
|
21
|
16
|
47
|
10
|
8
|
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25
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1
|
10
|
25
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---
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60
|
23
|
19
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25×20
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1×3/4
|
10
|
25
|
21
|
56
|
18
|
14
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25×15
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1×1/2
|
10
|
25
|
20
|
55
|
13
|
10
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32
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1.1/4
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12
|
25
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---
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62
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31
|
28
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32×25
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1.1/4×1
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12
|
25
|
25
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62
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23
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19
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32×20
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11/4×3/4
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12
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25
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21
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58
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18
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14
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32×15
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1.1/4×1/2
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12
|
25
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20`
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57
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13
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10
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40
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1 1/2
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16
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26
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---
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68
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36
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32
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40×32
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1.1/2×1.1/4
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16
|
26
|
25
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67
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31
|
28
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40×25
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1.1/2×1
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16
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26
|
25
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67
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23
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19
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40×20
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1.1/2×3/4
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16
|
26
|
21
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63
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18
|
14
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40×15
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1.1/2×1/2
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16
|
26
|
20
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62
|
13
|
10
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|
50
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2
|
18
|
27
|
---
|
72
|
47
|
40
|
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50×40
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2×1.1/2
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18
|
27
|
26
|
71
|
36
|
32
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50×32
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2×1.1/4
|
18
|
27
|
25
|
70
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31
|
28
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50×25
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2×1
|
18
|
27
|
25
|
70
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23
|
19
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50×20
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2×3/4
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18
|
27
|
21
|
66
|
18
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14
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50×15
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2×1/2
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18
|
27
|
20
|
65
|
13
|
10
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65
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2.1/2
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20
|
38
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---
|
96
|
57
|
51
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65×50
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2.1/2×2
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20
|
38
|
27
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85
|
47
|
40
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65×40
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2.1/2×1.1/2
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20
|
38
|
26
|
84
|
36
|
32
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65×32
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2.1/2×1.1/4
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20
|
38
|
25
|
83
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31
|
28
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65×25
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2.1/2×1
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20
|
38
|
25
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83
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23
|
19
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65×20
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2.1/2×3/4
|
20
|
38
|
21
|
79
|
18
|
14
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80
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3
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20
|
40
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---
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100
|
70
|
63
|
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80×65
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3×2.1/2
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20
|
40
|
38
|
98
|
57
|
51
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80×50
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3×2
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20
|
40
|
27
|
87
|
47
|
40
|
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80×40
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3×1.1/2
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20
|
40
|
26
|
86
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36
|
32
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80×32
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3×1.1/4
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20
|
40
|
25
|
85
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31
|
28
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80×25
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3×1
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20
|
40
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25
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85
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23
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19
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| 注：螺紋型式為GB/T 12716 ( ANSI / ASME B1.20.1 ) 中的60°圓錐管螺紋NPT；也可采用其它型式的螺紋制造,請在訂貨時注明。 |
