Click Specification

Weld-on Reducing Nipples

ISO 8434-1 (WDRDNP) - 2018

Display drawing:

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

Send Inquiry

Similar Standards

1	[ISO] ISO 8434-1 (K) - 2018	Cross Union Connectors
2	[ISO] ISO 8434-1 (BHS) - 2018	Bulkhead Straight Connectors
3	[ISO] ISO 8434-1 (WDBHS) - 2018	Weld-in Bulkhead Connectors
4	[ISO] ISO 8434-1 (SWODS-E-G) - 2018	Swivel Stud Straight Adapters, Elastomeric Sealing (E), Pipe Thread (G)
5	[ISO] ISO 8434-1 (RDSW) - 2018	Reducing Swivel Straight Adapter with O-ring Sealing
6	[ISO] ISO 8434-1 (SDS-F) - 2018	Stud Connectors with Stud end (O-ring Sealing), S Series or L Series
7	[ISO] ISO 8434-1 (SWOE) - 2018	Swivel Elbow with O-Ring Sealing
8	[ISO] ISO 8434-1 (SWOSDS-F) - 2018	Swivel Stud Straight Adapters with O-ring Sealing
9	[ISO] ISO 8434-1 (PL) - 2018	Plug with O-ring
10	[ISO] ISO 8434-1 (WDNP) - 2018	Weld-on Nipple
11	[ISO] ISO 8434-1 (T) - 2018	Tee Union Connectors
12	[ISO] ISO 8434-1 (BHE) - 2018	Bulkhead Elbows
13	[DIN] DIN 2353 - 2013	Non-soldering Compression Fittings with Cylindrical Screw-in Pins form A or B According to DIN 3852-1, DIN 3852-2
14	[ISO] ISO 8434-1 (SDS-E-M) - 2018	Stud Connectors with Stud End, Elastomeric Sealing (E), Metric Screw Thread(M)
15	[ISO] ISO 8434 (-1) - 2007	Swivel elbow (SWOE) with O-ring
16	[ISO] ISO 8434-1 (SWORT) - 2018	Run Tee with O-ring Sealing
17	[ISO] ISO 8434-1 (SDS-E-G) - 2018	Stud Connectors with Stud End, Elastomeric Sealing (E), Pipe Thread (G)
18	[ISO] ISO 8434 (-1) - 2007	Stud Connector (SDS) for Ports with Elastomeric Sealing (type E) and Parallel Threads
19	[ISO] ISO 8434-1 (WDS) - 2018	Weld-on Straight Connector
20	[ISO] ISO 8434-1 (SDS-B-M) - 2018	Stud Connectors with Stud end, Metal-to-Metal Sealing (B), Metric Screw Thread(M)
21	[ISO] ISO 8434-1 (SWODS-E-M) - 2018	Swivel Stud Straight Adapters, Elastomeric Sealing (E), Metric Thread (M)
22	[DIN] DIN 2353 - 2013	Non-soldering Compression Fittings with Cutting Ring for Screwed Connections with Tapered Screw-in Spigot form C According to DIN 3852-1 and DIN 3852-2
23	[ISO] ISO 8434-1 (CR) - 2018	Cutting Ring (CR) and 24° Cone End
24	[ISO] ISO 8434-1 (SDS-B-G) - 2018	Stud Connectors with Stud End, Metal-to-Metal Sealing (B), Pipe Thread (G)
25	[ISO] ISO 8434-1 (SWOBT) - 2018	Branch Tee with O-ring Sealing
26	[DIN] DIN 2353 - 2013	Screw-in Fittings with Tapered Screw-in Pins Form A oder B Nach DIN 3852-1, DIN 3852-2
27	[ISO] ISO 8434-1 (E) - 2018	Elbow Union Connectors
28	[ISO] ISO 8434-1 (S) - 2018	Straight Union Connectors
29	[GB] GB /T 3758 - 2008	24° Cone Connectors - Weld-on Nipple
30	[JIS] JIS B 2351-1 (BHE) - 2000	Bulkhead Elbow Fittings
31	[GB] GB /T 3740 - 2008	24° Cone Connectors - Union Elbow
32	[JIS] JIS B 2351-1 (SWRT) - 2000	Run Tees (SWRT)
33	[GB] GB /T 3733 (F) - 2008	24° Cone Connectors - Straight Thread, Type F
34	[GB] GB /T 3733 (E) - 2008	24° Cone Connectors - Straight Thread, Type E
35	[GB] GB /T 3737 - 2008	24° Cone Connectors - Union
36	[JIS] JIS B 2351-1 (SW) - 2000	Swivel Adaptors (SW ) for Ports with Elastic Sealing
37	[JIS] JIS B 2351-1 (WDBH) - 2000	Weld-in Bulkhead Fittings
38	[GB] GB 3734.2 - 1983	Male Connector - Body
39	[GB] GB /T 3733.1 - 1983	Straight Thread Connector - Assembly
40	[JIS] JIS B 2351-1 (T) - 2000	Tee Union Connectors
41	[GB] GB /T 3746 - 2008	24° Cone Connectors - Union Cross
42	[GB] GB /T 3748 - 2008	24° Cone Connectors - Bulkhead Union
43	[GB] GB 3289.23 - 1982	Malleable Cast Iron Pipe Fittings - Type Size - No - Square Inner Joint (Nipples)
44	[JIS] JIS B 2351-1 (E) - 2000	Elbow Union Connectors
45	[GB] GB /T 3733 (B) - 2008	24° Cone Connectors - Straight Thread, Type B
46	[GB] GB /T 3757 - 2008	24° Cone Connectors - Weld-in Bulkhead Straight Connector
47	[JIS] JIS B 2351-1 (SWE) - 2000	Swivel Elbows (SWE)
48	[GB] GB 3289.2 - 1982	Malleable Cast Iron Pipe Fittings - Type Size - Elbows Male and Female Elbows
49	[JIS] JIS B 2351-1 (SWBT) - 2000	Branch Tees (SWBT)
50	[JIS] JIS B 2351-1 (SW) - 2000	Swivel Adaptors (SW ) for Ports in Accordance with ISO 6149-1
51	[GB] GB 3289.22 - 1982	Malleable Cast Iron Pipe Fittings - Type Size - Male Joints (Sockets), Male and Female Joints (Sockets)
52	[JIS] JIS B 2351-1 (BH / LN) - 2000	Bulkhead Bolt and Locknuts
53	[JIS] JIS B 2351-1 (SDS) - 2000	Stud Fittings for Ports in Accordance with ISO 6149-1
54	[GB] GB /T 3760 - 2008	24° Cone Connectors - Plug with O-ring
55	[GB] GB 3751.2 - 1983	Connector for Pressure Gauge - Body
56	[JIS] JIS B 2351-1 (SW) - 2000	Swivel Adaptors (SW) for Ports with Metal-to-metal Sealing
57	[GB] GB 3751.1 - 1983	Connector for Pressure Gauge - Assembly
58	[GB] GB 3745.1 - 1983	Unlon tee-Assembly
59	[GB] GB /T 3733 (A) - 2008	24° Cone Connectors - Straight Thread, Type A
60	[GB] GB 3289.3 - 1982	Malleable Cast Iron Pipe Fittings - Type Size - Elbows 45°, Male and Female Elbows 45°
61	[GB] GB /T 3756 - 2008	24° Cone Connectors - Swivel Stud Straight Adapter with O-ring with Shud End
62	[GB] GB /T 3754 - 2008	24° Cone Connectors - Swivel Elbow with O-ring
63	[JIS] JIS B 2351-1 (SDS-E) - 2000	Stud Fittings for Ports with Parallel Thread and Elastomeric Sealing (E)
64	[JIS] JIS B 2351-1 (K) - 2000	Cross Union Connectors
65	[JIS] JIS B 2351-1 - 2000	Compression End and Ring
66	[GB] GB 3289.20 - 1982	Malleable Cast Iron Pipe Fittings - Type Size - Crosses
67	[GB] GB 3289.10 - 1982	Malleable Cast Iron Pipe Fittings - Type Size - Tees, Male and Female Tees
68	[JIS] JIS B 2351-1 (S) - 2000	Straight Union Fittings
69	[GB] GB 3289.9 - 1982	Malleable Cast Iron Pipe Fittings - Type Size - U Elbows (Return Bends)
70	[JIS] JIS B 2351-1 (SDS-B) - 2000	Stud Fittings for Ports with Parallel Threads and Metal-to-metal Sealing
71	[GB] GB /T 3764 - 2008	24° Cone Connectors - Ferrule
72	[GB] GB /T 3747 - 2008	24° Cone Connectors - Weld Male
73	[SAE] SAE J 513 (010425) - 2019	Refrigeration Tube Fittings - Two-Way Tee
74	[YJT] YJT 14001	DIN Straight Fittings 1C1D
75	[YJT] YJT 14003 (VCR)	VCR Metal Gasket Face Seal Fittings - Male NPT Connector
76	[YJT] YJT 14004 (VCR)	VCR Metal Gasket Face Seal Fittings - Male NPT Bulkhead Connector
77	[YJT] YJT 14005 (VCR)	VCR Metal Gasket Face Seal Fittings - Straight Thread O-Ring Seal Male Connector
78	[YJT] YJT 14006 (VCR)	VCR Metal Gasket Face Seal Fittings - Female NPT Connector
79	[YJT] YJT 14007 (VCR)	VCR Metal Gasket Face Seal Fittings - Male Union
80	[YJT] YJT 14008 (VCR)	VCR Metal Gasket Face Seal Fittings - Male Reducing Union
81	[YJT] YJT 14009 (VCR)	VCR Metal Gasket Face Seal Fittings - Tube Butt Weld Bulkhead Connector
82	[YJT] YJT 14010 (VCR)	VCR Metal Gasket Face Seal Fittings - Coupling
83	[YJT] YJT 14011 (VCR)	VCR Metal Gasket Face Seal Fittings - Female Reducing Union
84	[YJT] YJT 14012 (VCR)	VCR Metal Gasket Face Seal Fittings - Reducing Adapter
85	[YJT] YJT 14013 (VCR)	VCR Metal Gasket Face Seal Fittings - Reducing Bushing