螺纹管件尺寸表

1. 平头外丝（短管）

国际通用系列钢管(英制管) Inch Pipe

公称通径 Nominal Diameter DN 8 10 15 20 25 32 40 50

NPS 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2

外径 Outside Diameter

D 13.5 17.2 21.3 26.7 33.4 42.2 48.3 60.3

Sch40 STD Sch80 XS ○ ○ ○ ○ ○ ○ ○ ○

○ ○ ○ ○ ○ ○

60 90 120 150 180

Sch160 XXS

L

国内沿用系列钢管(公制管) Metric Pipe

公称通径 Nominal Diameter

DN 10 15 20 25 32 40 50

外径 Outside Diameter

D 14 18 25 32 38 45 57

2-5

60 90 120 150 180

厚度 Thickness

长度 Length

注：短管(英制管)有A、B、C三种型式，短管(公制管)仅有C型

订货示例:A(NPT)1/2\" Sch80 L150 304不锈钢(英制管),Φ18*2 L100 20钢(公制管)

2. 单头螺纹短节

国际通用系列钢管(英制管) Inch Pipe

公称通径 Nominal Diameter DN 8 10 15 20 25 32 40 50

NPS 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2

外径 Outside Diameter

D 13.5 17.2 21.3 26.7 33.4 42.2 48.3 60.3

Sch40 STD Sch80 XS ○ ○ ○ ○ ○ ○ ○ ○

○ ○ ○ ○ ○ ○

60 90 120 150 180

Sch160 XXS

L

国内沿用系列钢管(公制管) Metric Pipe

公称通径 Nominal Diameter

DN 10 15 20 25 32 40 50

外径 Outside Diameter

D 14 18 25 32 38 45 57

2-5

60 90 120 150 180

厚度 Thickness

长度 Length

注：短管(英制管)有A、B、C三种型式，短管(公制管)仅有C型

订货示例:A(NPT)1/2\" Sch80 L150 304不锈钢(英制管),Φ18*2 L100 20钢(公制管)

3. 双头螺纹短节

国际通用系列钢管(英制管) Inch Pipe

公称通径 Nominal Diameter DN 8 10 15 20 25 32 40 50

NPS 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2

外径 Outside Diameter

D 13.5 17.2 21.3 26.7 33.4 42.2 48.3 60.3

Sch40 STD Sch80 XS ○ ○ ○ ○ ○ ○ ○ ○

○ ○ ○ ○ ○ ○

60 90 120 150 180

Sch160 XXS

L

国内沿用系列钢管(公制管) Metric Pipe

公称通径 Nominal Diameter

DN 10 15 20 25 32 40 50

外径 Outside Diameter

D 14 18 25 32 38 45 57

2-5

60 90 120 150 180

厚度 Thickness

长度 Length

注：短管(英制管)有A、B、C三种型式，短管(公制管)仅有C型

订货示例:A(NPT)1/2\" Sch80 L150 304不锈钢(英制管),Φ18*2 L100 20钢(公制管)

4. 六角头管塞

方头管塞

公称通径 Nominal Diameter DN 6 8 10 15 20 25 32 40 50 65 80 100

NPS 1/8 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2 2.1/2 3 4

螺纹长度 Length of Thread L2min 9.5 11.0 12.5 14.5 16.0 19.0 20.5 20.5 22.0 27.0 28.5 32.0

Square Head Plug 方头高度 平面宽度 Height of Width Of Square Bmin 6 6 8 10 11 13 14 16 17 19 21 25

Flats Cmin 7.0 9.5 11.0 14.5 16.0 20.5 24.5 28.5 33.5 38.0 43.0 63.5

圆头管塞 Round Head Plug 圆头直径 Diameter of Round Head

D 10 13 17 21 27 33 43 48 60 73 114

全长 Length Lmin 35 41 41 44 44 51 51 51 70 70 76

六角头管塞和接头 Hex Head Plug and Bushing 平面宽度 Width Of Flats S 11.0 16.0 17.5 22.0 27.0 35.0 44.5 51.0 63.5 76.0 .0 117.5

六角头高度 Hex Head Height Kmin Hmin - 3 4 5 6 6 7 8 9 10 10 13

6 6 8 8 10 10 14 16 17 19 21 25

5. 方头管塞

方头管塞

公称通径 Nominal Diameter

螺纹长度 Length of Thread

Square Head Plug 方头高度 Height of Square

DN 6 8 10 15 20 25 32 40 50 65 80 100

NPS 1/8 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2 2.1/2 3 4

L2min 9.5 11.0 12.5 14.5 16.0 19.0 20.5 20.5 22.0 27.0 28.5 32.0

Bmin 6 6 8 10 11 13 14 16 17 19 21 25

平面宽度 Width Of Flats Cmin 7.0 9.5 11.0 14.5 16.0 20.5 24.5 28.5 33.5 38.0 43.0 63.5

圆头管塞 Round Head Plug 圆头直径 Diameter of Round Head

D 10 13 17 21 27 33 43 48 60 73 114

全长 Length Lmin 35 41 41 44 44 51 51 51 70 70 76

六角头管塞和接头 Hex Head Plug and

Bushing

平面宽度 六角头高度 Width Of Flats S 11.0 16.0 17.5 22.0 27.0 35.0 44.5 51.0 63.5 76.0 .0 117.5

Hex Head Height Kmin Hmin - 3 4 5 6 6 7 8 9 10 10 13

6 6 8 8 10 10 14 16 17 19 21 25

6. 螺纹管帽

公称通径 Nominal Diameter DN 6 8 10 15 20 25 32 40 50 65 80 100

NPS 1/8 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2 2.1/2 3 4

管箍、管帽长度 E

F

外径 D XXS 22 25 32 38 44 57 76 92 108 127 159

管帽顶厚 Cmin Sch160 5.0 5.0 5.0 6.5 6.5 9.5 9.5 11.0 12.5 16.0 19.0 22.0

XXS - 6.5 6.5 8.0 8.0 11.0 11.0 12.5 16.0 19.0 22.0 28.5

螺纹长度 Length of Thread B 6.5 8.0 9.0 11.0 12.5 14.5 17.0 18.0 19.0 23.5 26.0 27.5

L2 6.5 10.0 10.5 13.5 14.0 17.5 18.0 18.5 19.0 29.0 30.5 33.0

The Length of Coupling and Cap Outside Diameter End Wall Thickness 3000LB 6000LB 3000LB 6000LB 3000LB 6000LB 3000LB 6000LB Sch160 XXS Sch160 XXS Sch160 32 35 38 48 51 60 67 76 86 92 108 121

32 35 38 48 51 60 67 76 86 92 108 121

19 25 25 32 37 41 44 44 48 60 65 68

- 27 27 33 38 43 46 48 51 68 75

16 19 22 29 35 44 57 76 92 108 140

7. 螺纹四通

中心至端面

公称通径

弯头、三通、四通

DN NPS 6 1/8 8 1/4 10 3/8 15 1/2 20 3/4 25

1

LB 21 21 25 29 33 38

LB 21 25 29 33 38 44 51 60 83 96 114

LB 25 29 33 38 44 51 60 83 95 106 114

LB 17 17 19 22 25 29 33 35 43 52 79 A

45°弯头 LB 17 19 22 25 29 33 35 43 45 52 79

LB 19 22 25 29 33 35 43 44 52 79 79

LB 22 22 25 33 38 46 56 62 75 92 110 146

外径 D

壁厚 Cmin

螺纹长度

2000 3000 6000 2000 3000 6000 2000 3000 6000 2000 3000 6000

LB 22 25 33 38 46 56 62 75 84 102 121 152

LB 25 33 38 46 56 62 75 84

LB 3.0 3.0 3.0 3.0 3.0 3.5 4.0 4.0

LB 3.0 3.5 3.5 4.0 4.5 5.0 5.5 5.5 7.0 7.5 9.0

LB NPT Rc 6.5 6.5 6.5 6.5 8.0 10.0 7.0 9.0 10.5 8.0 11.0 13.5 8.5 12.5 14.0 10.0 14.5 17.5 10.5 17.0 18.0 11.0 18.0 18.5 12.0 19.0 19.0 15.5 23.5 29.0 16.5 26.0 30.0

Sch80 Sch160 XXS Sch80 Sch160 XXS Sch80 Sch160 XXS Sch80 Sch160 XXS

32 1.1/4 44 40 1.1/2 51 50 80

2 3

60 86 106

65 2.1/2 76 100 4

102 4.5 121 5.5 146 6.0 152 6.5

11.0 18.5 27.5 33.0

8. 螺纹弯头

中心至端面

公称通径

弯头、三通、四通

DN NPS 6 1/8 8 1/4 10 3/8 15 1/2 20 3/4 25

1

LB 21 21 25 29 33 38

LB 21 25 29 33 38 44 51 60 83 96 114

LB 25 29 33 38 44 51 60 83 95 106 114

LB 17 17 19 22 25 29 33 35 43 52 79 A

45°弯头 LB 17 19 22 25 29 33 35 43 45 52 79

LB 19 22 25 29 33 35 43 44 52 79 79

LB 22 22 25 33 38 46 56 62 75 92 110 146

外径 D

壁厚 Cmin

螺纹长度

2000 3000 6000 2000 3000 6000 2000 3000 6000 2000 3000 6000

LB 22 25 33 38 46 56 62 75 84 102 121 152

LB 25 33 38 46 56 62 75 84

LB 3.0 3.0 3.0 3.0 3.0 3.5 4.0 4.0

LB 3.0 3.5 3.5 4.0 4.5 5.0 5.5 5.5 7.0 7.5 9.0

LB NPT Rc 6.5 6.5 6.5 6.5 8.0 10.0 7.0 9.0 10.5 8.0 11.0 13.5 8.5 12.5 14.0 10.0 14.5 17.5 10.5 17.0 18.0 11.0 18.0 18.5 12.0 19.0 19.0 15.5 23.5 29.0 16.5 26.0 30.0

Sch80 Sch160 XXS Sch80 Sch160 XXS Sch80 Sch160 XXS Sch80 Sch160 XXS

32 1.1/4 44 40 1.1/2 51 50 80

2 3

60 86 106

65 2.1/2 76 100 4

102 4.5 121 5.5 146 6.0 152 6.5

11.0 18.5 27.5 33.0

9. 螺纹三通

中心至端面

公称通径

弯头、三通、四通

DN NPS 6 1/8 8 1/4 10 3/8 15 1/2 20 3/4 25

1

LB 21 21 25 29 33 38

LB 21 25 29 33 38 44 51 60 83 96 114

LB 25 29 33 38 44 51 60 83 95 106 114

LB 17 17 19 22 25 29 33 35 43 52 79 A

45°弯头 LB 17 19 22 25 29 33 35 43 45 52 79

LB 19 22 25 29 33 35 43 44 52 79 79

LB 22 22 25 33 38 46 56 62 75 92 110 146

外径 D

壁厚 Cmin

螺纹长度

2000 3000 6000 2000 3000 6000 2000 3000 6000 2000 3000 6000

LB 22 25 33 38 46 56 62 75 84 102 121 152

LB 25 33 38 46 56 62 75 84

LB 3.0 3.0 3.0 3.0 3.0 3.5 4.0 4.0

LB 3.0 3.5 3.5 4.0 4.5 5.0 5.5 5.5 7.0 7.5 9.0

LB NPT Rc 6.5 6.5 6.5 6.5 8.0 10.0 7.0 9.0 10.5 8.0 11.0 13.5 8.5 12.5 14.0 10.0 14.5 17.5 10.5 17.0 18.0 11.0 18.0 18.5 12.0 19.0 19.0 15.5 23.5 29.0 16.5 26.0 30.0

Sch80 Sch160 XXS Sch80 Sch160 XXS Sch80 Sch160 XXS Sch80 Sch160 XXS

32 1.1/4 44 40 1.1/2 51 50 80

2 3

60 86 106

65 2.1/2 76 100 4

102 4.5 121 5.5 146 6.0 152 6.5

11.0 18.5 27.5 33.0

10. 六角头内外螺纹接头（补芯）

方头管塞

公称通径 Nominal Diameter DN 6 8 10 15 20 25 32 40 50 65 80 100

NPS 1/8 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2 2.1/2 3 4

螺纹长度 Length of Thread L2min 9.5 11.0 12.5 14.5 16.0 19.0 20.5 20.5 22.0 27.0 28.5 32.0

Square Head Plug 方头高度 平面宽度 Height of Width Of Square Bmin 6 6 8 10 11 13 14 16 17 19 21 25

Flats Cmin 7.0 9.5 11.0 14.5 16.0 20.5 24.5 28.5 33.5 38.0 43.0 63.5

圆头管塞 Round Head Plug 圆头直径 Diameter of Round Head

D 10 13 17 21 27 33 43 48 60 73 114

全长 Length Lmin 35 41 41 44 44 51 51 51 70 70 76

六角头管塞和接头 Hex Head Plug and Bushing 平面宽度 Width Of Flats S 11.0 16.0 17.5 22.0 27.0 35.0 44.5 51.0 63.5 76.0 .0 117.5

六角头高度 Hex Head Height Kmin - 3 4 5 6 6 7 8 9 10 10 13

Hmin 6 6 8 8 10 10 14 16 17 19 21 25

11. 同径六角双丝头

公称通径 Nominal Diameter DN 6 8 8×6 10 10×8 15 15×10 15×8 20 20×15 20×10 25 25×20 25×15 32 32×25 32×20 32×15 40 40×32 40×25 40×20 40×15 50 50×40 50×32 50×25 50×20 50×15 65

NPS 1/8 1/4 1/4×1/8 3/8 3/8×1/4 1/2 1/2×3/8 1/2×1/4 3/4 3/4×1/2 3/4×3/8

1 1×3/4 1×1/2 1.1/4 1.1/4×1 11/4×3/4 1.1/4×1/2 11/2 1.1/2×1.1/4 1.1/2×1 1.1/2×3/4 1.1/2×1/2

2 2×1.1/2 2×1.1/4 2×1 2×3/4 2×1/2 2.1/2

H1 6 6 6 8 8 8 8 8 10 10 10 10 10 10 12 12 12 12 16 16 16 16 16 18 18 18 18 18 18 20

H2 10 15 15 16 16 20 20 20 21 21 21 25 25 25 25 25 25 25 26 26 26 26 26 27 27 27 27 27 27 38

H3 --- --- 10 --- 15 --- 16 15 --- 20 16 --- 21 20 --- 25 21 20` --- 25 25 21 20 --- 26 25 25 21 20 ---

W 26 36 31 40 39 48 44 43 52 51 47 60 56 55 62 62 58 57 68 67 67 63 62 72 71 70 70 66 65 96 尺寸 Size

D

sch80 5 7 5 10 7 13 10 7 18 13 10 23 18 13 31 23 18 13 36 31 23 18 13 47 36 31 23 18 13 57

sch160 4 6 4 8 6 10 8 6 14 10 8 19 14 10 28 19 14 10 32 28 19 14 10 40 32 28 19 14 10 51

65×50 65×40 65×32 65×25 65×20 80 80×65 80×50 80×40 80×32 80×25

2.1/2×2 2.1/2×1.1/2 2.1/2×1.1/4 2.1/2×1 2.1/2×3/4

3 3×2.1/2 3×2 3×1.1/2 3×1.1/4 3×1

20 20 20 20 20 20 20 20 20 20 20

38 38 38 38 38 40 40 40 40 40 40

27 26 25 25 21 --- 38 27 26 25 25

85 84 83 83 79 100 98 87 86 85 85

47 36 31 23 18 70 57 47 36 31 23

40 32 28 19 14 63 51 40 32 28 19

12. 单头螺纹管箍

公称通径 Nominal Diameter DN 6 8 10 15 20 25 32 40 50 65 80 100

NPS 1/8 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2 2.1/2 3 4

管箍、管帽长度 E

F

外径 D XXS 22 25 32 38 44 57 76 92 108 127 159

管帽顶厚 Cmin Sch160 5.0 5.0 5.0 6.5 6.5 9.5 9.5 11.0 12.5 16.0 19.0 22.0

XXS - 6.5 6.5 8.0 8.0 11.0 11.0 12.5 16.0 19.0 22.0 28.5

螺纹长度 Length of Thread B 6.5 8.0 9.0 11.0 12.5 14.5 17.0 18.0 19.0 23.5 26.0 27.5

L2 6.5 10.0 10.5 13.5 14.0 17.5 18.0 18.5 19.0 29.0 30.5 33.0

The Length of Coupling and Cap Outside Diameter End Wall Thickness 3000LB 6000LB 3000LB 6000LB 3000LB 6000LB 3000LB 6000LB Sch160 XXS Sch160 XXS Sch160 32 35 38 48 51 60 67 76 86 92 108 121

32 35 38 48 51 60 67 76 86 92 108 121

19 25 25 32 37 41 44 44 48 60 65 68

- 27 27 33 38 43 46 48 51 68 75

16 19 22 29 35 44 57 76 92 108 140

13. 异径六角双丝头

公称通径 Nominal Diameter DN 6 8 8×6 10 10×8 15 15×10 15×8 20 20×15 20×10 25 25×20 25×15 32 32×25 32×20 32×15 40 40×32 40×25 40×20 40×15 50 50×40 50×32 50×25 50×20 50×15

NPS 1/8 1/4 1/4×1/8 3/8 3/8×1/4 1/2 1/2×3/8 1/2×1/4 3/4 3/4×1/2 3/4×3/8

1 1×3/4 1×1/2 1.1/4 1.1/4×1 11/4×3/4 1.1/4×1/2 11/2 1.1/2×1.1/4 1.1/2×1 1.1/2×3/4 1.1/2×1/2

2 2×1.1/2 2×1.1/4 2×1 2×3/4 2×1/2

H1 6 6 6 8 8 8 8 8 10 10 10 10 10 10 12 12 12 12 16 16 16 16 16 18 18 18 18 18 18

H2 10 15 15 16 16 20 20 20 21 21 21 25 25 25 25 25 25 25 26 26 26 26 26 27 27 27 27 27 27

H3 --- --- 10 --- 15 --- 16 15 --- 20 16 --- 21 20 --- 25 21 20` --- 25 25 21 20 --- 26 25 25 21 20

W 26 36 31 40 39 48 44 43 52 51 47 60 56 55 62 62 58 57 68 67 67 63 62 72 71 70 70 66 65 尺寸 Size

D

sch80 5 7 5 10 7 13 10 7 18 13 10 23 18 13 31 23 18 13 36 31 23 18 13 47 36 31 23 18 13

sch160 4 6 4 8 6 10 8 6 14 10 8 19 14 10 28 19 14 10 32 28 19 14 10 40 32 28 19 14 10

65 65×50 65×40 65×32 65×25 65×20 80 80×65 80×50 80×40 80×32 80×25

2.1/2 2.1/2×2 2.1/2×1.1/2 2.1/2×1.1/4 2.1/2×1 2.1/2×3/4

3 3×2.1/2 3×2 3×1.1/2 3×1.1/4 3×1

20 20 20 20 20 20 20 20 20 20 20 20

38 38 38 38 38 38 40 40 40 40 40 40

--- 27 26 25 25 21 --- 38 27 26 25 25

96 85 84 83 83 79 100 98 87 86 85 85

57 47 36 31 23 18 70 57 47 36 31 23

51 40 32 28 19 14 63 51 40 32 28 19

14. 螺纹活接头

公称通径 Nominal Diameter

外径 Outside Diameter Dmin 承插焊 螺纹

承插

壁厚 Wall Thickness

Cmin

螺纹

承插孔径 Socket Bore d1 承插焊

流通孔径 Water way Bore

d2 承插焊、螺纹 Socket & Threaded 6.43 9.45 13.51 17.07 21.39 27.74 35.36 41.20 52.12 .31 77.27

承插孔深度 公称装配长度 Depth of Socket Jmin 承插焊 Socket 10 10 10 10 13 13 13 13 16 16 16

Length Assem Nominal

L 承插焊、螺纹 Socket & Threaded 41.4 41.4 46.0 49.0 56.9 62.0 71.1 76.5 86.1 102.4 109.0

DN 6 8 10 15 20 25 32 40 50 65 80

NPS 1/8 1/4 3/8 1/2 3/4 1 11/4 11/2 2 21/2 3

焊

Socket Threaded Threaded Socket

Socket 21.8 21.8 25.9 31.2 37.1 45.5 54.9 61.5 75.2 91.7 109.2

14.7 19.0 22.9 27.7 33.5 41.4 50.5 57.2 70.1 85.3 102.4

3.2 3.3 3.5 4.1 4.3 5.0 5.3 5.6 6.1 7.7 8.4

2.5 3.1 3.2 3.8 4.0 4.6 4.9 5.1 5.6 7.1 7.7

10.65 14.10 17.55 21.70 27.05 33.80 42.55 48.65 61.10 73.80 .80

15. 双头螺纹管帽

公称通径 Nominal Diameter DN 6 8 10 15 20 25 32 40 50 65 80 100

NPS 1/8 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2 2.1/2 3 4

管箍、管帽长度 E

F

外径 D XXS 22 25 32 38 44 57 76 92 108 127 159

管帽顶厚 Cmin Sch160 5.0 5.0 5.0 6.5 6.5 9.5 9.5 11.0 12.5 16.0 19.0 22.0

XXS - 6.5 6.5 8.0 8.0 11.0 11.0 12.5 16.0 19.0 22.0 28.5

螺纹长度 Length of Thread B 6.5 8.0 9.0 11.0 12.5 14.5 17.0 18.0 19.0 23.5 26.0 27.5

L2 6.5 10.0 10.5 13.5 14.0 17.5 18.0 18.5 19.0 29.0 30.5 33.0

The Length of Coupling and Cap Outside Diameter End Wall Thickness 3000LB 6000LB 3000LB 6000LB 3000LB 6000LB 3000LB 6000LB Sch160 XXS Sch160 XXS Sch160 32 35 38 48 51 60 67 76 86 92 108 121

32 35 38 48 51 60 67 76 86 92 108 121

19 25 25 32 37 41 44 44 48 60 65 68

- 27 27 33 38 43 46 48 51 68 75

16 19 22 29 35 44 57 76 92 108 140

16. 承插活接头

公称通径 Nominal Diameter

外径 Outside Diameter Dmin 承插焊 螺纹

承插

壁厚 Wall Thickness

Cmin

螺纹

承插孔径 Socket Bore d1 承插焊

流通孔径 Water way Bore

d2 承插焊、螺纹 Socket & Threaded 6.43 9.45 13.51 17.07 21.39 27.74 35.36 41.20 52.12 .31 77.27

承插孔深度 公称装配长度 Depth of Socket Jmin 承插焊 Socket 10 10 10 10 13 13 13 13 16 16 16

Length Assem Nominal

L 承插焊、螺纹 Socket & Threaded 41.4 41.4 46.0 49.0 56.9 62.0 71.1 76.5 86.1 102.4 109.0

DN 6 8 10 15 20 25 32 40 50 65 80

NPS 1/8 1/4 3/8 1/2 3/4 1 11/4 11/2 2 21/2 3

焊

Socket Threaded Threaded Socket

Socket 21.8 21.8 25.9 31.2 37.1 45.5 54.9 61.5 75.2 91.7 109.2

14.7 19.0 22.9 27.7 33.5 41.4 50.5 57.2 70.1 85.3 102.4

3.2 3.3 3.5 4.1 4.3 5.0 5.3 5.6 6.1 7.7 8.4

2.5 3.1 3.2 3.8 4.0 4.6 4.9 5.1 5.6 7.1 7.7

10.65 14.10 17.55 21.70 27.05 33.80 42.55 48.65 61.10 73.80 .80

17. 圆头管塞

方头管塞

公称通径 Nominal Diameter DN 6 8 10 15 20 25 32 40 50 65 80 100

NPS 1/8 1/4 3/8 1/2 3/4 1 1.1/4 1.1/2 2 2.1/2 3 4

螺纹长度 Length of Thread L2min 9.5 11.0 12.5 14.5 16.0 19.0 20.5 20.5 22.0 27.0 28.5 32.0

Square Head Plug 方头高度 平面宽度 Height of Width Of Square Bmin 6 6 8 10 11 13 14 16 17 19 21 25

Flats Cmin 7.0 9.5 11.0 14.5 16.0 20.5 24.5 28.5 33.5 38.0 43.0 63.5

圆头管塞 Round Head Plug 圆头直径 Diameter of Round Head

D 10 13 17 21 27 33 43 48 60 73 114

全长 Length Lmin 35 41 41 44 44 51 51 51 70 70 76

六角头管塞和接头 Hex Head Plug and Bushing 平面宽度 Width Of Flats S 11.0 16.0 17.5 22.0 27.0 35.0 44.5 51.0 63.5 76.0 .0 117.5

六角头高度 Hex Head Height Kmin - 3 4 5 6 6 7 8 9 10 10 13

Hmin 6 6 8 8 10 10 14 16 17 19 21 25