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Unit:mm

L and S Series Weld-on Reducing Nipples

ISO 8434-1 (WDRDNP) - 2018

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国际ISO 8434-1 (WDRDNP) - 2018 ISO8434-1 8 L and S Series Weld-on Reducing Nipples
Tube outer diameter
8
×6×L 		10
×8×L 		12
×10×L 		18
×15×L 		22
×15×L 		22
×18×L 		28
×15×L 		28
×18×L 		28
×22×L 		35
×15×L 		35
×18×L 		35
×22×L 		35
×28×L 		42
×15×L
Series
d1 ±0.1
d2 ±0.1
d4 Nominal Size
max
min
e
L ±0.2
c ±1
a ±1
L1 ±0.2
L L L L L L L L L L L L L L
8  10  12  18  22  22  28  28  28  35  35  35  35  42 
6 8 10 15 15 18 15 18 22 15 18 22 28 15
3 5 7 12 12 15 12 15 18 12 15 18 24 12
3.1 5.1 7.2 12.2 12.2 15.2 12.2 15.2 18.2 12.2 15.2 18.2 24.2 12.2
2.9 4.9 6.8 11.8 11.8 14.8 11.8 14.8 17.8 11.8 14.8 17.8 23.8 11.8
1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2 1.5 1.5 2 2 1.5
19 20 20 23 24.5 24.5 27.5 27.5 27.5 30.5 30.5 30.5 30.5 30.5
31.5 33.5 33.5 37 39.5 39.5 42.5 42.5 42.5 49.5 49.5 49.5 49.5 50
24.5 26 26 29.5 32 32 35 35 35 39 39 39 39 39
12 12 14 16 18 18 20 20 20 25 25 25 25 28
Tube outer diameter
42
×18×L 		42
×22×L 		42
×28×L 		42
×35×L 		8
×6×S 		10
×8×S 		10
×6×S 		12
×10×S 		12
×8×S 		12
×6×S 		16
×12×S 		16
×10×S 		16
×8×S 		16
×6×S
Series
d1 ±0.1
d2 ±0.1
d4 Nominal Size
max
min
e
L ±0.2
c ±1
a ±1
L1 ±0.2
L L L L S S S S S S S S S S
42  42  42  42  8  10  10  12  12  12  16  16  16  16 
18 22 28 35 6 8 6 10 8 6 12 10 8 6
15 18 24 31 2 3 2 4 3 2 8 6 5 3
15.2 18.2 24.2 31.3 2.1 3.1 2.1 4.1 3.1 2.1 8.2 6.1 5.1 3.1
14.8 17.8 23.8 30.7 1.9 2.9 1.9 3.9 2.9 1.9 7.8 5.9 4.9 2.9
1.5 2 2 2 2 2.5 2 3 2.5 2 2 2 1.5 1.5
30.5 30.5 30.5 30.5 19 20 20 20 20 20 26 26 26 26
50 50 50 50 32 33.5 33.5 33.5 33.5 33.5 40.5 40.5 40.5 40.5
39 39 39 39 25 26 26 26 26 26 32 32 32 32
28 28 28 28 12 12 12 14 14 14 15 15 15 15
Tube outer diameter
20
×16×S 		20
×12×S 		20
×10×S 		20
×8×S 		20
×6×S 		25
×20×S 		25
×16×S 		25
×12×S 		25
×10×S 		25
×8×S 		25
×6×S 		30
×25×S 		30
×20×S 		30
×16×S
Series
d1 ±0.1
d2 ±0.1
d4 Nominal Size
max
min
e
L ±0.2
c ±1
a ±1
L1 ±0.2
S S S S S S S S S S S S S S
20  20  20  20  20  25  25  25  25  25  25  30  30  30 
16 12 10 8 6 20 16 12 10 8 6 25 20 16
10 8 6 5 3 13 10 8 6 5 3 20 16 12
10.2 8.2 6.1 5.1 3.1 13.2 10.2 8.2 6.1 5.1 3.1 20.2 16.2 12.2
9.8 7.8 5.9 4.9 2.9 12.8 9.8 7.8 5.9 4.9 2.9 19.8 15.8 11.8
3 2 2 1.5 1.5 3.5 3 2 2 1.5 1.5 2.5 2 2
28.5 28.5 28.5 28.5 28.5 33.5 33.5 33.5 33.5 33.5 33.5 35.5 35.5 35.5
47 47 47 47 47 53.5 53.5 53.5 53.5 53.5 53.5 57.5 57.5 57.5
36.5 36.5 36.5 36.5 36.5 41.5 41.5 41.5 41.5 41.5 41.5 44 44 44
17 17 17 17 17 20 20 20 20 20 20 22 22 22
Tube outer diameter
30
×12×S 		30
×10×S 		30
×8×S 		30
×6×S 		38
×30×S 		38
×25×S 		38
×20×S 		38
×16×S 		38
×12×S 		38
×10×S 		38
×8×S 		38
×6×S
Series
d1 ±0.1
d2 ±0.1
d4 Nominal Size
max
min
e
L ±0.2
c ±1
a ±1
L1 ±0.2
S S S S S S S S S S S S
30  30  30  30  38  38  38  38  38  38  38  38 
12 10 8 6 30 25 20 16 12 10 8 6
9 7 5 4 24 20 16 12 9 7 5 4
9.2 7.2 5.1 4.1 24.2 20.2 16.2 12.2 9.2 7.2 5.1 4.1
8.8 6.8 4.9 3.9 23.8 19.8 15.8 11.8 8.8 6.8 4.9 3.9
1.5 1.5 1.5 1 3 2.5 2 2 1.5 1.5 1.5 1
35.5 35.5 35.5 35.5 39.5 39.5 39.5 39.5 39.5 39.5 39.5 39.5
57.5 57.5 57.5 57.5 64.5 64.5 64.5 64.5 64.5 64.5 64.5 64.5
44 44 44 44 48.5 48.5 48.5 48.5 48.5 48.5 48.5 48.5
22 22 22 22 26 26 26 26 26 26 26 26
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