MECH FLOW SUPPLIES
Malleable Iron Pipe Fittings
Ductile Iron Grooved Fittings and Couplings
Valves
Cast Bronze Fittings
To Provide Safe & Reliable Products and Smart & Complete
To Provide Safe & Reliable Products and Smart & Complete
To Provide Safe & Reliable Products and Smart & Complete
To Provide Safe & Reliable Products and Smart & Complete
Solutions for Clients in Fluid Conveying Industry Across the Globe.
Solutions for Clients in Fluid Conveying Industry Across the Globe.
Solutions for Clients in Fluid Conveying Industry Across the Globe.
Solutions for Clients in Fluid Conveying Industry Across the Globe.
Electrical Power Fittings
Malleable Iron Pipe Clamps
Ductile Iron Pipe Fittings Cast Iron Pipe Fittings
Pipe Nipples
To Provide Safe & Reliable Products and Smart & Complete
To Provide Safe & Reliable Products and Smart & Complete
To Provide Safe & Reliable Products and Smart & Complete
To Provide Safe & Reliable Products and Smart & Complete
Solutions for Clients in Fluid Conveying Industry Across the Globe.
Solutions for Clients in Fluid Conveying Industry Across the Globe.
Solutions for Clients in Fluid Conveying Industry Across the Globe.
Solutions for Clients in Fluid Conveying Industry Across the Globe.
JINAN MEIDE CASTING CO., LTD. Address: Meide Science & Technology Park, Industrial Park Pingyin, Jinan, China 250400 Phone: (86)531 87856271 87879384 87885060 Fax: (86)531 87879387 Email: info@meide-casting.com Http: //www.meide-casting.com
Ductile Iron Pipe Fittings Cast Iron Pipe Fittings To Provide Safe & Reliable Products and Smart & Complete
UPDATED 08/2018
Solutions for Clients in Fluid Conveying Industry Across the Globe.
01
Company Profile
More than 50 years of Foundry Experience
Jinan Meide Casting Co. Ltd. was established in 1961.
We organize the whole produc tion process in
In the past decades, Jinan Meide has seized each
accordance with ISO 9001 and ISO 14001. It has also
opportunity to consolidate its strength, and has finally
the most complete certificates in the PVF industry,
developed into what it is today, a large-scale enterprise
including UL/FM/NSF of US, CRN/cUL of Canada,
group with advanced technology, equipment and
DVGW/TUV/CE/VdS of Germany, BSI/LPCB of UK, SII of
strong comprehensive strength, known for its complete
Israel, JIS of Japan, ABNT of Brazil, GOST-R of Russia,
range of products, large producing capacity, high
CNBOP of Poland, KS of South Korea, TSE of Turkey, PSB
quality and strong R&D strength. The company owns
of Singapore, SIRIM of Malaysia, SABS of South Africa
altogether one main factory, three branch factories,
etc. The products are well distributed in more than 130
two independent accounting steel pipe companys, and
countries and regions.
a science & technology park. As an industry leader and key high-tech enterprise of The company is the well-known manufacturer in
the national torch plan, the company attaches great
the fitting industry with the most complete range of
importance to environmental protection, energy-
products, supplying malleable iron fittings, grooved
saving and emission-reduction. US-EEC recognizes
fittings, grooved couplings, valves, cast iron fittings,
MECH brand malleable iron pipe fittings as “the
ductile iron fittings, steel pipe nipples and couplings,
product to promote for the technology exchange of
stainless steel nipples, brass pipe nipples, cast bronze
environmental protection”. Protecting the environment
fittings, steel pipes, pipe hangers and supports, electric
is the duty of the company.
fittings, etc. Customer satisfaction has always been the company’s Over 50 years, Jinan Meide has been a trusted name
top objective, and we constantly stick to the principle:
in piping solutions by offering high-quality products,
to provide customers with a value-added solution
service and support to the PVF industry continuously.
rather than simply delivering products.
We provide expertise and product solutions for a wide range of applications, plumbing, mechanical, industrial, air-conditioning and refrigeration, mining, oil, gas, fire protection, equipment and power system. Many of the company’s application technology are advanced in the world, with more than 20 patents registered each year, and the company has presided over and participated in the drafting of many important national standards of the industry.
2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1964 1965 1966 1967 1968 1969 1970 1963 1962 1961
"MECH" Malleable Iron Pipe Fittings
Steel Pipes
Extra-heavy Brass Pipe Nipples
Valves
Electric Power Fittings
Bronze Fittings
Ductile Iron Pipe Fittings
Ductile Iron Grooved Fittings and Couplings Ball Valves
Pipe Hangers and Brackets
Malleable Iron Pipe Clamps
Steel Pipe Nipples Red Brass Pipe Nipples Cast Iron Fittings Self Export, Developed US and European Market
Conduit Body
2014 2012 2007 2001 1999 1995 1990 1970
2013 2011 2003 2000 1998 1997 1993 1987 1961
Export, Main Market: Southeast Asia
Malleable Iron Pipe Fittings
Business Started from Grey Iron Pot
1960
03 02
Company History
05
04
State of the Art Equipment
Pattern Core Making Sand Mulling
High precision equipment is quality assurance. Jinan Meide’s 8 factories are all equipped with the most advanced facilities and equipment in the industry. The main production facilities include Sinto automatic molding line, Tokyu automatic molding line, Chinese 416 automatic vertical molding line, automatic molding sand mixers, cupola furnaces, electric furnaces, water-cooled longevous cupola furnaces, CNC vertical machining centers, CNC machines, NC vertical lathes, radial drills, Jinan
Melting Tokyu AMF-111055
DISA
Sinto FCMX
Meide proprietary automatic machines, hot-dipped galvanization line, automatic box sealing line, stereoscopic warehouse and so on.
Pouring
End Grinding Line
Threading, Air Pressure Test, and Anti-rust Treatment
Warehouse
07
06
Jinan Meide is honored as the National enterprise technical center and is capable and qualified to conduct full series of tests and inspections including chemical checking, etc.
Reliable Quality Assurance
Inspection facilities include: spectrometer, carbon sulfur analyzer, metallurgical microscope, tensile strength testing equipment, pressure testing equipment, adhesive force testing equipment, CMM, hardness tester, etc. From incoming inspection to finished product, quality is checked and monitored in the whole
CMM
Projector
Carbon Sulfur Analyzer
Tensile Strength Testing Equipment
The Length of The Test Instrument
process. Each step of the manufacturing process is carefully documented, regularly reviewed for revision control and updating standard. Quality procedures are constantly monitored and updated to assure that only the highest and most consistent quality products are supplied to our valued customers.
Metallurgical Microscope
Spectrometer
Sand Testing Instrument
Roughness Tester
09
08
Certificates
11
10
Ductile Iron Pipe Fittings
90
Materi al : A S TM A 536 D i mensi ons: A S ME B 16.3, B 16.14
Elbow, 90°
U ni on D i mensi ons: A S ME B 16.39 Threads: A S ME B 1.20.1, IS O 7-1
Size
S i ze Avai l abl e: 1/2" - 4"
Dim. (mm) Size Dim. (mm)
90
Elbow, 90°
90R
Reducing Elbow, 90°
96A
Union Elbow, F/F,conical joint
120
Elbow, 45°
130
90R
Size
Reducing Tee
Reducing Tee
130R
Reducing Tee
130R
Reducing Tee
Dim. (mm)
130R
Reducing Tee
90R 180
180R
Reducing Cross
220
Coupling
1220
Coupling, plain, with ribs
240
Dim. (mm)
Reducing Coupling
Size Dim. (mm)
241
Outside Hex Bushing
241N
Inside Hex Bushing
291 Plug
300 Cap
1
11/4
11/2
2
mm
15
20
25
32
40
50
A
28.5
33.3
38.1
44.5
49.3
57.2
Inch
21/2
3
mm
65
80
A
68.6
78.2
342
96A
Inch
3/4X1/2
1X1/2
1X3/4
11/4X1/2
11/4X3/4
mm
20X15
25X15
25X20
32X15
32X20
A
30.5
32
34.8
34
36.8
B
31
35.5
36.8
38.9
41.2
Inch
11/4X1
11/2X1/2
11/2X3/4
11/2X1
11/2X11/4
mm
32X25
40X15
40X20
40X25
40X32
A
40.1
35.8
38.6
41.9
46.2
B
42.4
42.2
44.5
45.7
47.8
Reducing Elbow, 90°
Size
Cross
3/4
Tee
Dim. (mm)
130R
1/2
Reducing Elbow, 90°
Size
130R
Inch
Inch
2X1/2
2X3/4
2X1
2X11/4
2X11/2
mm
50X15
50X20
50X25
50X32
50X40
A
37.9
40.6
43.9
48.3
51.3
B
47.8
50
51.3
53.3
54.9
Inch mm A B
Union Elbow, F/F,conical joint
Union, conical joint,brass to iron seat
Size Dim. (mm) Size Dim. (mm)
Inch
1/2
3/4
1
11/4
11/2
2
mm
15
20
25
32
40
50
A
57
59
72
82
88
99
B
27
29
34
43
47
56
Inch mm A B
13
12
120
130R
Elbow, 45°
Size Dim. (mm) Size Dim. (mm)
130
15
A
22.4
Inch
21/2
mm
65
A
3/4
1
20
11/4
25
24.9
11/2
32
28.5
40
32.8
36.3
2
Size
50
Dim. mm)
42.7
Size Dim. (mm)
49.5
130R
Dim. (mm) Size Dim. (mm)
Inch
1/2
3/4
1
11/4
11/2
2
mm
15
20
25
32
40
50
A
28.5
33.3
38.1
44.5
49.3
57.2
Inch
21/2
3
4
mm
65
80
100
A
68.6
78.2
Size Dim. (mm)
Dim. (mm)
96.3
130R Dim. (mm) Size Dim. (mm)
Inch
3/4X1/2
1X1/2
1X3/4
11/4X1/2
11/4X3/4
mm
20X15
25X15
25X20
32X15
32X20
A
30.5
32
34.8
34
36.8
B
31
35.5
36.8
38.9
41.2
Inch
11/4X1
11/2X1/2
11/2X3/4
11/2X1
11/2X11/4
mm
32X25
40X15
40X20
40X25
40X32
A
40.1
35.8
38.6
41.9
46.2
B
42.4
42.2
44.5
45.7
47.8
Size Dim. (mm) Size Dim. (mm)
Inch
2X1/2
2X3/4
2X1
2X11/4
2X11/2
mm
50X15
50X20
50X25
50X32
50X40
A
37.9
40.6
43.9
48.3
51.3
B
47.8
50
51.3
53.3
54.9
Inch
Dim. (mm) Size Dim. (mm)
B
1X1X11/4
1X1X11/2
11/4X11/4X11/2
20X20X25
25X25X32
25X25X40
32X32X40
A
36.8
42.4
45.7
47.8
B
34.8
40.1
41.9
46.2
Inch
11/4X11/4X2
11/2X11/2X2
2X2X21/2
mm
32X32X50
40X40X50
50X50X65
A
53.3
54.9
66
B
48.3
51.3
60.7
Inch
1X3/4X3/4
11/4X1X1
11/2X1X1
11/2X11/4X11/4
mm
25X20X20
32X25X25
40X25X25
40X32X32
A
34.8
40.1
41.9
46.2
B
36.8
42.4
45.7
47.8
C
33.3
38.1
38.1
44.5
Inch
2X11/2X11/2
mm
50X40X40
A
51.3
B
54.9
C
49.3
Inch
1X1/2X1
1X3/4X1
mm
25X15X25
25X20X25
11/4X1/2X11/4 11/4X1X11/4 11/2X1X11/2 32X15X32
32X25X32
A
38.1
38.1
44.5
44.5
49.3
B
38.1
38.1
44.5
44.5
49.3 45.7
C
35.5
36.8
38.9
42.4
Inch
11/2X11/4X11/2
2X1X2
2X11/4X2
2X11/2X2
mm
40X32X40
50X25X50
50X32X50
50X40X50
A
49.3
57.2
57.2
57.2
B
49.3
57.2
57.2
57.2
C
47.8
51.3
53.3
54.8
40X25X40
Reducing Tee Size Dim. (mm) Size
mm A
3/4X3/4X1
mm
Reducing Tee Size
130R
Reducing Tee
Inch
Reducing Tee
Size
Reducing Tee
Size
130R
mm
1/2
Tee
Size
130R
Inch
Reducing Tee
Dim. (mm)
Inch
11/4X1X1/2
11/4X1X3/4
11/4X1X11/2
11/2X1X1/2
mm
32X25X15
32X25X20
32X25X40
40X25X15
A
34
36.8
48
35.8
B
38.9
41.2
46
42.2
C
32
34.8
46
34
Inch
11/2X1X3/4
11/2X1X11/4
11/2X11/4X1/2
11/2X11/4X3/4
mm
40X25X20
40X25X32
40X32X15
40X32X20
A
38.6
46.2
35.8
38.6
B
44.5
47.8
42.2
44.5
C
34.8
42.4
34
36.3
15
14
130R
1220
Reducing Tee Size Dim. (mm) Size Dim. (mm)
180
11/2X11/4X2
2X1X11/2
2X11/4X1
40X32X25
40X32X50
50X25X40
50X32X25
A
41.9
54.9
51.3
44
B
45.7
51.3
54.9
51
C
40.1
53.3
45.7
40
Inch
2X11/2X1/2
2X11/2X3/4
2X11/2X1
2X11/2X11/4
mm
50X40X15
50X40X20
50X40X25
50X40X32
A
37.9
40.5
43.9
48.3
Size Dim. (mm)
B
47.8
50
51.3
53.3
C
35.8
38.5
41.9
46.2
Size Dim. (mm)
240
Dim. (mm) Size Dim. (mm)
Inch
3/4
1
11/4
11/2
2
mm
20
25
32
40
50
A
33.1
38.1
44.5
49.3
Dim. (mm)
57.2
Inch
Size
mm
Dim. (mm)
A
241
Dim. (mm) Size Dim. (mm)
Inch
11/4X1
11/2X1
11/2X11/4
2X1
mm
32X25
40X25
40X32
50X25
A
40.1
41.9
46.2
43.9
B
42.4
45.7
47.8
51.3
Dim. (mm)
Inch
Size
mm A
Dim. (mm)
B
241N Size Dim. (mm) Size Dim. (mm)
Inch
1/2
3/4
1
11/4
11/2
2
mm
15
20
25
32
40
50
A
34.0
38.6
42.4
49
54.6
64.3
Inch mm A
1/2
3/4
1
11/4
11/2
2
mm
15
20
25
32
40
50
A
35
40
46
50
56.5
65.5
Inch
21/2
mm
65
A
74.5
Inch
1X1/2
1X3/4
11/4X3/4
11/4X1
11/2X1
mm
25X15
25X20
32X20
32X22
40X25
A
42.9
42.9
52.3
52.3
58.7
Inch
11/2X11/4
2X1
2X11/4
2X11/2
mm
40X32
50X25
50X32
50X40
A
58.7
71.4
71.4
71.4
Inch
1X1/2
1X3/4
11/4X1
11/2X1
11/2X11/4
mm
25X15
25X20
32X25
40X25
40X32
A
25.5
25.5
27.4
29
29
Inch
2X11/4
2X11/2
mm
50X32
50X40
A
31
31
Outside Hex Bushing
Size
Coupling
Inch
Reducing Coupling
Size
Reducing Cross
Size
220
11/2X11/4X1
mm
Cross
Size
180R
Inch
Coupling, plain,with ribs
Inside Hex Bushing
Size Dim. (mm) Size Dim. (mm)
Inch
2X1
mm
50X25
A Min
32.8
Inch mm A Min
Cast Iron Pipe Fittings
16
291
Cast Iron Pipe Fittings
Plug
Size Dim. (mm) Size Dim. (mm)
300
Inch
1/2
3/4
1
11/4
11/2
mm
15
20
25
32
40
A Min
23.9
27.2
31.8
34.5
36.9
Inch
2
mm
50
A Min
39.7
Cap
90
Dim. (mm) Size Dim. (mm)
Inch
1/2
3/4
1
11/4
11/2
mm
15
20
25
32
40
A Min
22.1
24.6
29.5
32.5
33.8
Inch
2
21/2
mm
50
65
A Min
36.8
43.2
130R
Reducing Tee
342
Dim ensions: ASM E B16. 4 , B 1 6 . 1 4 Thr eads: ASM E B1. 20. 1 Size Available: 1/ 2" - 4"
Elbow, 90°
Size
M at er ial: ASTM A126
90R
Reducing Elbow, 90°
130R
Reducing Tee
120
Elbow.45°
130R
Reducing Tee
Union, conical joint,brass to iron seat
Size Dim. (mm) Size Dim. (mm)
Inch
1
11/4
11/2
2
mm
25
32
40
50
A Min
52.5
57.5
61
70
Inch mm A Min
240
Reducing Coupling
291
Cored Plug
291S
Solid Plug
130 Tee
130R
Reducing Tee
130R
Reducing Tee
180
Cross
17
19
18
90
130R
Elbow, 90°
Size Dim. (mm) Size Dim. (mm)
90R
15
A
28.5
Inch
21/2
mm A
3/4
1
20
11/4
25
33.5
11/2
32
38
40
44.5
49.5
2
Size
50 Dim. (mm)
57
Size
65 Dim. (mm)
68.5
130R Dim. (mm) Size Dim. (mm)
Inch
1X1/2
1X3/4
mm
25X15
25X20
11/4X1/2 11/4X3/4 32X15
32X20
11/4X1 32X25
40X15
40X20
A
32
35
34
37
40
36
38.5
B
34.5
37
39
41
42.5
42
44.5
Inch
11/2X1 11/2X11/4
2X3/4
2X1
2X11/4
2X11/2
mm
40X25
40X32
50X20
50X25
50X32
50X40
A
42
46
40.5
44
48.5
51.5
B
45.5
48
50
51.5
53.5
55
Size Dim. (mm) Size Dim. (mm)
130R
Dim. (mm) Size Dim. (mm)
Inch mm A
1 25 28.5
11/4 32 33
11/2 40 36.5
Size
50
Dim. (mm)
42.5
Inch
Size
mm Dim. (mm)
A
130R Size Dim. (mm) Size Dim. (mm)
Inch mm A Inch
3/4 20 33.5
1 25 38
11/4 32 44.5
11/2 40 49.5
2 50 57
21/2 65 68.5
1X3/4
11/4X1
11/4X3/4
11/4X1
25X15
25X20
32X15
32X20
32X25
11/2X1/2 11/2X3/4 40X15
A
32
35
34
37
40
36
38.5
B
35.5
37
39
41
42.5
42
44.5
40X20
Inch
11/2X1 11/2X11/4
2X1/2
2X3/4
2X1
2X11/4
2X11/2
mm
40X25
40X32
50X15
50X20
50X25
50X32
50X40
A
42
46
38
40.5
44
48.5
51.5
B
45.5
48
48
50
51.5
53.5
55
Inch
1X1/2X1
1X3/4X1
11/4X1/2X11/4
11/4X1X11/4
mm
25X15X25
25X20X25
32X15X32
32X25X32
A
38
38
44.5
44.5
B
34.5
37
39
42.5
Inch
11/2X1X11/2
11/2X11/4X11/2
2X1X2
2X11/4X2
mm
40X25X40
40X32X40
50X25X50
50X32X50
A
49.5
49.5
57
57
B
45.5
47.5
51.5
53.5
Inch
11/2X1/2X11/2
11/2X3/4X11/2
mm
40X15X40
40X20X40
A
49.5
49.5
B
42
44.5
Inch
2X11/2X2
mm
50X40X50
A
57
B
55
Reducing Tee
Size Dim. (mm) Size
mm A
1X1/2
mm
Reducing Tee
2
Tee
Inch
Reducing Tee
11/2X1/2 11/2X3/4
Elbow.45°
Size
130
mm
1/2
Reducing Elbow, 90°
Size
120
Inch
Reducing Tee
Dim. (mm)
Inch
1X1X11/4
1X1X11/2
11/4X11/4X11/2
11/4X11/4X2
mm
25X25X32
25X25X40
32X32X40
32X32X50
A
42.5
45.5
48
53.5
B
40
42
46
48.5
Inch
11/2X11/2X2
2X2X21/2
mm
40X40X50
50X50X65
A
55
66
B
51.5
60.5
21
20
130R
240
Reducing Tee Size Dim. (mm) Size Dim. (mm)
130R
11/4X1X1/2
11/4X1X3/4
11/4X1X11/2
11/2X1X3/4
mm
32X25X15
32X25X20
32X25X40
40X25X20
A
34
37
46.5
38.5
B
32
35
44.5
35
C
39
41
44.5
44.5
Inch
11/2X1X11/4
11/2X11/4X1/2
11/2X11/4X3/4
11/2X11/4X1
mm
40X25X32
40X32X15
40X32X20
40X32X25
A
46
36
38.5
42
B
42.5
34
37
40
C
47.5
42
44.5
45.5
Dim. (mm) Size Dim. (mm)
Inch
11/2X11/4X2
2X11/2X1/2
2X11/2X3/4
2X11/2X1
mm
40X32X50
50X40X15
50X40X20
50X40X25 44
A
55
38
40.5
B
53.5
36
38.5
42
C
51.5
48
50
51.5
Inch
2X11/2X11/4
mm
50X40X32
Dim. (mm) Size Dim. (mm)
A
48.5
B
46
C
53.5
Inch
11/4X1X1
11/2X1X1
11/2X11/4X11/4
Dim. (mm)
Dim. (mm) Size Dim. (mm)
1X3/4
2X1
mm
25X15
25X20
50X25
A
43
43
59
Inch mm A
Inch
3/4
1
11/4
11/2
2
mm
20
25
32
40
50
A
16.5
19.5
20.5
21.6
22.6
B
11.5
13
14.5
16
17.5
C
15.6
20.4
23
28
32.8
Inch
1/2
mm
15
A
14.5
B
10
C
14
Solid Plug
2X11/2X11/2 Size
mm
32X25X25
40X25X25
40X32X32
50X40X40
A
40
42
46
51.5
B
38
38
44.5
49.5
C
42.5
45.5
48
55
Cross
Size
1X1/2
Size
291S
Reducing Tee
Inch
Cored Plug
Dim. (mm)
Size
180
Size
291
Reducing Tee Size
130R
Inch
Reducing Coupling
Inch
1
mm
25
A
37
Inch mm A
Dim. (mm)
23
22
BasicBasic Dimension, for American Standard Pipe Threads dimensionsfor forAmerican American Standard Malleable Threaded Fittings Basic dimensions Standard Malleable IronIron Threaded Fittings 美标玛钢管件螺纹基本尺寸 美标玛钢管件螺纹基本尺寸
Taper thread
Taper thread
H= 0.866025 p=0.866025/n
L2=(0.8D+6.8) 1/n=(0.80D+6.8)p
Taper thread
Taper thread
H= 0.866025 p=0.866025/n h= 0.800 p=0.800/n
L2=(0.8D+6.8) 1/n=(0.80D+6.8)p
h= 0.800 p=0.800/n Basic Dimensions Nominal Pipe Size(inchs)
O.D.of Pipe (D)
NPS
Threads /in O.D. of Pipe (N) (D)
O.D. of Pipe (D)
NPS
1/8
0.405
1/4
0.540
3/8
公称管子尺寸 管子外径 0.675 18.0
1/2
0.840
3/4
1.050
1
1.315
11/4
1.660
1
11/2
1.900
2
2.375
21/2
31/2
4.000
5 6
Threads//in. (N)
Pitch Dia. at PitchofofExternal Beginning of Thread (P) Pitch (E Dia. at Thread(E0) External O)
Pitch of Thread (P)
0.03704
每英寸牙数
每英寸牙数
0.05556 3
0.96768 0.612 0.363
0.3390 0.6120.161
4.32 4.36
0.627 0.373
14 18 0.08696
0.071 0.055 0.477 1.21363 0.758
0.7580.227 0.4000
4.48 4.60 4.1
0.778 1.23863 0.491 0.533
0.08696 11.5
1.55713 1.213 0.086 0.071 0.758
0.4200 1.213
1/21
11.51.315
1 1/4 3/4
1.660 11.51.050
2
1 1/4 2
183
3
2 1/2 4
0.086
1.900
1.315
11.5
0.086
11.5
0.08696 11.5
8.01.900
2.875
0.12500 11.5
2.375
8 0.12500
1.660
0.9670.612
0.758
1.796
4.83
1.213
0.125
2.719
0.125
3.34
1.796
0.68201.796
2.269
3.837 0.7660
1.557
2.71953 0.086 0.089
0.125 3.34062 3.837
0.125
8
0.125
0.12500 88
2.719
4.334
3.83750 5.393.34
0.125 0.125
1.557
5.46
3.34
6.13
2.719
4.334
0.8210 5.39 3.34
4.75 4.83 4.6
5.01 5.01
2.719
2.269
7
4.75
4.75 4.32 4.6 4.83 4.48 4.83
0.42000.967
8
0.086
4.1
1.557
8
8
4.500
1.213
0.227 6
0.4360 2.269
11.5
2.875
1.796
0.086
Inch 英寸
0.089 2.26902 2.269
11.5
8.04.000
0.967 0.612
0.071 0.967 1.79609 1.557
14 0.08696
8.03.500 5.563
35
11.5
11.52.375
0.4775
0.071 0.055
14
3.500
3 1/2
4 0.055
14 18
thread Thread
h
7.12
(E2)
Height of thread h
4.10
0.037 0.055
0.840 11.50.540
1
长度
Thread 牙数 0.373 4.36 4.48
1/2 1/4
1 1/2
0.37360 Handtight 4.36 Engagement 手旋合
Length(L1) 0.2278
0.161 0.3200
0.07143 27 18
0.840
Inch
Effective Thread. External
有效螺纹,外螺纹 0.2639
Depth of Thread h 0.029
14.0 0.405 0.675 1.050 0.675
4
0.044
1/8 3/8 3/4 3/8
手旋合
Lengthin(L2) Diam. Dimensions inchesHeight尺寸:英寸 of
Effective Thread. External
0.38000
外螺纹起始端
0.47739的中径
0.037 0.75843 0.363
2 0.540
InchHandtight Engagement Thread
Diam³. (E1)
) 长度 Dia.(E2) 螺纹高度 有效螺纹,外螺纹 0.49163 Length(L20.4018 7.23 0.50250 Dia.(E1) 直径 外螺纹起始端Inch 英寸 Thread 牙数 Inch 英寸 Thread 牙数 直径 螺距 ) 长度 Length(L Dia.(E2) 螺纹高度 长度 0.61201 的中径 0.2400 Length(L1) 4.32 0.62701 0.4078 2 7.34 0.63750 Dia.(E 4 5 6 7 8 10 22 11 1) 直径 9
螺距
0.05556
27 0.07143
11/4
Length²(L1)
Beginning of 0.36351External (EO)0.1615
14.00.405
1/8
2 1/2
3.500
管子外径
18.0
Thread
Threads//in. (P) (N)
2
2.875 1 1/2
3
4
27.0
公称管子尺寸
of American National Standard Taper Pipe Thread, NPT
Basic Dimensions of美国国家标准椎管螺纹基本尺寸 American National Standard Taper Pipe Thread, NPT Handtight Engagement Effective Thread.Extenal Pitch Dia. Dimensions in inches 尺寸:英寸 Pitch of 美国国家标准椎管螺纹基本尺寸 at Beginning
4.83
5.46 4.83 5.01
0.491
1.583 1.822 2.296 2.762 3.388 3.888
6.75
4.387
5.46
8
0.401
9
0.5337
7.23
0.98887 0.407 0.263 0.5457 7.34
0.988 0.627 0.545 1.238 1.58338 0.778 0.682
6.57 6.13
6.57 7.5 6.13
Inch 英寸7.12 Thread 牙数 0.38
0.77843 0.263
10 0.502 7.120.637
0.029 7.47直径
0.057 7.230.791 7.850.502
0.7068 0.533 7.85
7.471.256
7.341.001
22
11 0.044
7.640.38 0.004
7.47 0.401 0.6826
0.407 7.64
0.79179
0.057 0.637
8.13
0.069 0.791
0.029
1.00179
0.057
0.044 1.25630
0.069
0.004
1.60130
0.057
0.988 0.706 1.82234
8.13 0.545 0.7235
0.069 7.641.601 8.321.001
0.057 1.84130
1.238
0.682
7.85
1.256
0.069
0.069
0.723
2.29627 0.756 1.583
2.76216 1.822 2.296
3.38850 2.762
1.137 1.2 1.25
1.3 3.88881 1.406 5.449 3.388
8.32
0.7565 8.7
0.706
1.841
0.069
2.316 8.70 0.069
0.044 0.057
2.31630
0.069 0.069 0.069
8.13
1.601
131375 0.723
8.32
9.101.841
2.79062 0.069
0.100
0.756
8.7
2.316
0.069
9.1
2.79
0.1
0.100
9.1
9.6
10 1.2000
1.137
10.4
1.21.2500 11.25
2.79
3.415
0.1 0.1
3.915 9.60 4.415
0.1 0.1
9.65.47810.003.415 0.1
0.125 3.837 6.57 3.888 1.512 1.25 12.21 10 6.54 6 6.625 88 0.125 6.4463.837 7.66 6.75 3.505 4.38712 0.1 4.500 3 1/2 8.04.000 0.12500 4.33438 6.446 0.8440 1.3000 10.403.915 4.500 8 0.125 4.334 4.415 Note4 : This information is selected from the American Pipe Threads,4.334 ANSI/ASME6.75 B1.20.1-19834.387 Table 2:Basic1.3 Dimensions10.4 of American 5.563 5 8.05.563 0.12500 5.39073 0.9370 7.50 5.44929 1.4063 11.25 8 0.125 5.39 5.39 7.5 5.449 1.406 11.25 5.478 National Standard Taper Pipe Thread, NPT. 6 8 0.125 7.66 3.505 1.512 12.21 6.625备注:以上信息选自美国管螺纹标准: 8.06.625 0.12500 6.44609 6.446 0.95806.446 7.66 6.50597 1.5125 12.106.54 ANSI/ASME B1.20.1-1983,表2:美国国家标准椎管螺纹基本尺寸
3.41562
3.91562 0.1
0.100
0.1
0.100
4.41562
0.1
5.47862 0.1
0.100
0.1 6.54062
0.100
Note : This information is selected from the American Pipe Threads, ANSI/ASME B1.20.1-1983 Table 2:Basic Dimensions of American
Nominal Pipe Size (inchs)
National Standard Taper Wrench Pipe Thread, NPT. Makeup Length Length,L1 Plane Overall8 7 for Internal Thread ANSI/ASME B1.20.1-1983,表2:美国国家标准椎管螺纹基本尺寸 Nominal Complete to 备注:以上信息选自美国管螺纹标准: L2 Plane Vanish Thread Length External Thread5 External Thread (V) Length(L3) External (L2-L1) Diam. Thread (E3) Length. Diam. (L4) Inch Thread Inch Thread Inch Thread (L5) (E5)
Height of Thread(h)
Increase in Diam./ Thread (0.0625/n)
Basic6 Minor Diam.At Small End of Pipe(K0)
1/8
0.1024
2.76
0.1111
3
0.35656
0.1285
3.47
0.3924
0.1898
0.37537
0.02963
0.00231
0.3339
1/4
0.1740
3.13
0.1667
3
0.46697
0.1928
3.47
0.5946
0.2907
0.49556
0.04444
0.00347
0.4329
3/8
0.1678
3.02
0.1667
3
0.60160
0.1928
3.47
0.6006
0.2967
0.63056
0.04444
0.00347
0.5676
1/2
0.2137
2.99
0.2143
3
0.74504
0.2478
3.47
0.7815
0.3909
0.78286
0.05714
0.00446
0.7013
3/4
0.2067
2.89
0.2143
3
0.95429
0.2478
3.47
0.7935
0.4029
0.99286
0.05714
0.00446
0.9105
1
0.2828
3.25
0.2609
3
1.19733
0.3017
3.47
0.9845
0.5089
1.24543
0.06957
0.00543
1.1441
11/4
0.2868
3.30
0.2609
3
1.54083
0.3017
3.47
1.0085
0.5329
1.59043
0.06957
0.00543
1.4876
11/2
0.3035
3.49
0.2609
3
1.77978
0.3017
3.47
1.0252
0.5496
1.83043
0.06957
0.00543
1.7265
2
0.3205
3.69
0.2609
3
2.25272
0.3017
3.47
1.0582
0.5826
2.30543
0.06957
0.00543
2.1995
21/2
0.4555
3.64
0.2500
2
2.70391
0.4337
3.47
1.5712
0.8875
2.77500
0.10000
0.00781
2.6195
3
0.4340
3.47
0.2500
2
3.32500
0.4337
3.47
1.6337
0.9500
3.40000
0.10000
0.00781
3.2406
31/2
0.4290
3.43
0.2500
2
3.82188
0.4337
3.47
1.6837
1.0000
3.90000
0.10000
0.00781
3.7375
4
0.4560
3.65
0.2500
2
4.31875
0.4337
3.47
1.7337
1.0500
4.40000
0.10000
0.00781
4.2344
5
0.4693
3.75
0.2500
2
5.37511
0.4337
3.47
1.8400
1.1563
5.46300
0.10000
0.00781
5.2907
6
0.5545
4.44
0.2500
2
6.43047
0.4337
3.47
1.9462
1.2625
6.52500
0.10000
0.00781
6.3461
Note:This information is selected from the International Standard for Pipe Threads, ASME B1.20.1.
24