Stainless Steel Half Coupling Manufacturers and Suppliers:
Stainless steel couplings are mechanical devices used to connect two shafts together, often in rotating machinery such as pumps, motors, or gearboxes. SS Couplings are typically made of stainless steel, a material known for its corrosion resistance and durability.
ISO Approved Stainless Steel Full Coupling Manufacturer In India, SS Coupling Fitting, SS Socket Weld Full Coupling, Stainless Steel Threaded Half Coupling Dimensions Chart, Tolerances, Weight Chart
Stainless steel couplings come in a variety of styles and designs, including:
Clamp-style couplings: These consist of two hubs that are connected together with a clamp, often made of stainless steel, which applies pressure to hold the two hubs tightly together.
Sleeve-style couplings: These consist of two hubs that are connected by a thin, flexible stainless steel sleeve, which allows for some degree of misalignment between the two shafts.
Flange-style couplings: These consist of two hubs that are bolted together using flanges, which provide a secure connection between the two shafts.
Stainless steel couplings are often preferred in industrial applications where high strength, corrosion resistance, and durability are required. Stainless steel couplings are also used in food and beverage processing, medical equipment, and other applications where cleanliness and hygiene are important.
We have the ready inventory of Stainless Steel Coupling in the different size ranges of 1 Inch, 4 Inch, 2 Inch, 3 Inch, 20 Inch, 3/4 Npt, 1/2 Npt, 3/8 Npt, 1/4 Npt, 3/4 Emt SS Couplings.
ASTM A182 Stainless Steel Coupling Standard Specifications
Standards
ANSI / ASME B16.11, MSS SP-79, 83, 95, 97, BS 3799
Pressure Class
2000LBS, 3000LBS, 6000LBS, 9000LBS
Types
Socket Weld (Weld In)| Threaded / Screwed (NPT or BSPP)
Dimensions
ASME/ ANSI B16.11 | MSS-SP-79, 83, 95, 97 | BS3799 | BS4504 | BS10
Size Range (inches)
1/8″~4″ (DN6~DN100)
Forms
Half/Full/Reducing Coupling
Full Coupling, Half Coupling, Reducing Coupling in Stainless Steel 304/304L, 310/310s, 317/317L, 321/321h, 347/347h, 316/316L, 446, 904L. Get best Price List.
Stainless Steel Coupling Dimensions and Weights Chart
ASME B16.11 Full Coupling - Socket Weld - Dimensions
Dimensions of Socket Weld Full Coupling (NPS 1/2 to 4, Class 3000)
NPS | Socket Bore | Depth Socket | Bore DIA | Socket wall THK | Laying lengths | |||
---|---|---|---|---|---|---|---|---|
B | J | D | C | Coupling E |
Half coupling F |
|||
1/2 | 21.95 21.70 |
10 | 16.6 15 |
4.65 4.10 |
9.5 | 22.5 | ||
3/4 | 27.30 27.05 |
13 | 21.7 20.2 |
4.90 4.25 |
9.5 | 23.5 | ||
1 | 34.05 33.80 |
13 | 27.4 25.9 |
5.70 5.00 |
13 | 29 | ||
1.1/4 | 42.80 42.55 |
13 | 35.8 34.3 |
6.05 5.30 |
13 | 30 | ||
1.1/2 | 48.90 48.65 |
13 | 41.7 40.1 |
6.35 5.55 |
13 | 32 | ||
2 | 61.35 61.10 |
16 | 53.5 51.7 |
6.95 6.05 |
19 | 41 | ||
2.1/2 | 74.20 73.80 |
16 | 64.2 61.2 |
8.75 7.65 |
19 | 42.5 | ||
3 | 90.15 89.80 |
16 | 79.5 46.4 |
9.50 8.30 |
19 | 44.5 | ||
4 | 115.80 115.45 |
19 | 103.8 100.7 |
10.70 9.35 |
19 | 47.5 |
Dimensions of Socket Weld Half Coupling (NPS 1/2 to 2, Class 6000)
NPS | Socket Bore | Depth Socket | Bore DIA | Socket wall THK | Laying lengths | |||
---|---|---|---|---|---|---|---|---|
B | J | D | C | Coupling E |
Half coupling F |
|||
1/2 | 21.95 21.70 |
10 | 12.5 11 |
5.95 5.20 |
9.5 | 22.5 | ||
3/4 | 27.30 27.05 |
13 | 16.3 14.8 |
6.95 6.05 |
9.5 | 23.5 | ||
1 | 34.05 33.80 |
13 | 21.5 19.9 |
7.90 6.95 |
13 | 29 | ||
1.1/4 | 42.80 42.55 |
13 | 30.2 28.7 |
7.90 6.95 |
13 | 30 | ||
1.1/2 | 48.90 48.65 |
13 | 34.7 33.2 |
8.90 7.80 |
13 | 32 | ||
2 | 61.35 61.10 |
16 | 43.6 42.1 |
10.90 9.50 |
19 | 41 |
ASME B16.11 Full Coupling - Threaded - Dimensions
Dimensions of Threaded Full Coupling (NPS 1/2 to 4, Class 3000)
NPS | Length | Outside Dia | Min Thread Length | |
---|---|---|---|---|
A | D | B | J | |
1/2 | 48 | 28 | 10.9 | 13.6 |
3/4 | 51 | 35 | 12.7 | 13.9 |
1 | 60 | 44 | 14.7 | 17.3 |
1.1/4 | 67 | 57 | 17 | 18 |
1.1/2 | 79 | 64 | 17.8 | 18.4 |
2 | 86 | 76 | 19 | 19.2 |
2.1/2 | 92 | 92 | 23.6 | 28.9 |
3 | 108 | 108 | 25.9 | 30.5 |
4 | 121 | 140 | 27.7 | 33 |
Dimensions of Threaded Half Coupling (NPS 1/2 to 4, Class 6000)
NPS | Length | Outside Dia | Min Thread Length | |
---|---|---|---|---|
A | D | B | J | |
1/2 | 48 | 38 | 10.9 | 13.6 |
3/4 | 51 | 44 | 12.7 | 13.9 |
1 | 60 | 57 | 14.7 | 17.3 |
1.1/4 | 67 | 64 | 17 | 18 |
1.1/2 | 79 | 76 | 17.8 | 18.4 |
2 | 86 | 92 | 19 | 19.2 |
2.1/2 | 92 | 108 | 23.6 | 28.9 |
3 | 108 | 127 | 25.9 | 30.5 |
4 | 121 | 159 | 27.7 | 33 |
Stainless Steel 304 Coupling Tolerance
ASME B16.11 Socket Weld Coupling Dimenssional Tolerance
"A" - Center to bottom of socket | FOR SIZES 1/8" AND 1/4" |
± 0.03" |
---|---|---|
3/8", 1/2" AND 3/4" | ± 0.06" | |
1", 1-1/4", 1-1/2" AND 2" | ± 0.08" | |
2-1/2", 3", AND 4" | ± 0.10" | |
"B" - Bore diameter of socket | FOR SIZES 1-1/2" AND SMALLER |
+ 0.020" - 0.000" |
2", 2-1/2", 3" AND 4" | + 0.025" - 0.000" |
|
"C" - Socket wall thickness | MINIMUM = 1.09 T (BUT NOT LESS THAN 5/32") T = WALL THICKNESS OF NOMINAL PIPE |
|
"D" - Bore diameter of fitting | FOR SIZES 2" AND SMALLER |
± 0.030" |
2-1/2", 3" AND 4" | ± 0.060" | |
"E" - Bottom to bottom of sockets - couplings | FOR SIZES 1/8" AND 1/4" |
± 0.06" |
3/8", 1/2" AND 3/4" | ± 0.12" | |
1", 1-1/4", 1-1/2" AND 2" | ± 0.16" | |
2-1/2", 3", AND 4" | ± 0.20" | |
"F" - Bottom of socket to opposite face - half couplings | FOR SIZES 1/8" AND 1/4" |
± 0.03" |
3/8", 1/2" AND 3/4" | ± 0.06" | |
1", 1-1/4", 1-1/2" AND 2" | ± 0.08" | |
2-1/2", 3", AND 4" | ± 0.10" | |
"G" - Welding gap | APPROXIMATELY 0.06" RECOMMENDED GAP BEFORE WELDING |
|
"H" - Minimum flat | MINIMUM FLAT = 0.75 X MINIMUM SOCKET WALL THICKNESS |
Stainless Steel 304L Coupling Applications
Oil and Gas
Nuclear Power & Defence
Petrochemical
LNG
Desalination
Mining & Minerals
Myanmar, Nepal, Thailand, Vietnam, Philippines, Malaysia, Indonesia,
Singapore, Taiwan, Tasmania, Sri Lanka, Bangladesh, Bhutan, Cambodia,
Australia, New Zealand, Afghanistan, Tajikistan, Kyrgyzstan, Kazakhstan,
Uzbekistan, Turkmenistan, Iran, United Arab Emirates(UAE), Saudi Arabia,
Oman, Yemen, Iraq, Azerbaijan, Turkiye, Syria, Lebanon, Israel, Kenya,
Egypt, South Sudan, Eritrea, Djibouti, Ethiopia, Libya, Rwanda, Mali,
Niger, Chad, Central Africa Republic, Nigeria, Cameroon, Somalia, DRC,
Uganda, Tanzania, Angola, Zambia, Madagascar, Malawi, Namibia, Benin,
Zimbabwe, Botswana, Lesotho, South Africa, Algeria, Tunisia, Morocco,
Eswatini, Liberia, Sierra Leone, The Gambia, Senegal, Mozambique, Togo,
Mauritania, Burkina Faso, Ghana, Equatorial Guinea, Jordan, Timor-Leste,
Palestine, Laos, Armenia, Georgia, Maldives, Cyprus, Kuwait, Qatar, Peru,
Bahrain, Brunei, Finland, France, Germany, Ireland, Iceland, UK, US,
Greece, Hungary, Italy, Norway, Poland, Slovakia, Sweden, Canada, Fiji,
Romania, Cuba, Panama, Brazil, Colombia, Chile, Argentina, Venezuela,
Naypyidaw, Kathmandu, Bangkok, Hanoi, Manila, Kuala Lumpur, Jakarta, Tunis,
Jurong East, Taipei City, Hobart, Sri Jayawardenepura Kotte, Dhaka, Thimphu,
Phnom Penh, Canberra, Wellington, Kabul, Dushanbe, Bishkek, Astana, Abuja,
Tashkent, Ashgabat, Tehran, Abu Dhabi, Riyadh, Muscat, Sana’a, Baghdad, Pretoria,
Baku, Ankara, Damascus, Beirut, Jerusalem, Nairobi, Cairo, Juba, Asmara, Rabat,
Djibouti city, Addis Ababa, Tripoli, Kigali, Bamako, Niamey, N’Djamena, Bangui,
Yaoundé, Mogadishu, Kinshasa, Kampala, Dodoma, Luanda, Lusaka, Antananarivo,
Lilongwe, Windhoek, Porto-Novo, Harare, Gaborone, Maseru, Cape Town, Bloemfontein,
Algiers, Mbabane, Lobamba, Monrovia, Freetown, Banjul, Dakar, Maputo, Lomé, Dili,
Nouakchott, Ouagadougou, Accra, Malabo, Amman, Vientiane, Yerevan, Tbilisi, Rome,
Malé, Nicosia, Kuwait City, Doha, Lima, Manama, Bandar Seri Begawan, Paris,
Helsinki, Berlin, Dublin, Reykjavík, London, Washington D.C., Athens, Budapest,
Oslo, Warsaw, Bratislava, Stockholm, Ottawa, Suva, Bucharest, Havana, Panama City,
Brasília, Bogotá, Santiago, Buenos Aires, Caracas, Mumabi, Chennai, Bengaluru,
Kolkata, Hyderabad, Pune, Ahmedabad, Jaipur, Surat, Visakhapatnam, Indore, New Delhi
Lucknow, Nagpur, Kochi, Kanpur, Guwahati, Coimbatore, Noida, Ghaziabad, Patna