Home > Stainless Steel > Stainless Steel 321 Ball Valve
Benjamin Tubefittings stands out as a top manufacturer and supplier of Stainless Steel 321 Ball Valves, proudly based in Abuja, Nigeria. The company focuses on crafting precision-engineered valves that promise high performance, corrosion resistance, and durability, even in tough industrial settings. Made from premium-grade stainless steel and cutting-edge technology, these ball valves guarantee smooth flow control, tight sealing, and low maintenance. With a strong dedication to quality, reliability, and timely delivery, Benjamin Tubefittings caters to various sectors, including oil and gas, petrochemical, water treatment, marine, and power generation industries, both in Nigeria and beyond.
Stainless Steel 321 Ball Valves are primarily made up of chromium (17–19%), nickel (9–12%), and titanium, which acts as a stabilizer to boost resistance against intergranular corrosion. This material boasts a tensile strength of around 515 MPa and a yield strength of 205 MPa, maintaining excellent toughness even at cryogenic temperatures. The addition of titanium helps prevent carbide precipitation during welding and high-temperature use. These valves also show remarkable oxidation resistance up to 870°C, making them perfect for continuous operation in high-temperature and corrosive environments.
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VALVE SIZE |
1/8″ TO 2″ / 6 MM TO 50 MM |
|
THREAD |
NPT, BSPP, BSPT, JIC, METRIC, UNF |
|
CONNECTION |
THREADED, TUBE END, BUTT WELD, SOCKET WELD, WELD NIPPLE, FLANGED, SAE |
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FUNCTION |
2 WAY, 3 WAY, 4 WAY, 5 WAY, |
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PRESSURE RATING |
1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15000 PSI, 20000 PSI |
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SEAL RING MATERIAL |
PTFE, PVDF, DELRIN, PEEK, GRAPHITE |
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STANDARD |
ISO , DIN , ANSI , API , ASME , AWWA , MSS , |
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MEDIA |
HYDRAULIC OIL, AIR, WATER, GAS, STEAM, HOT WATER , COLD WATER , SEA WATER , CHEMICAL |
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MEDIA TEMPERATURE |
(-120* C TO 500*C )RANGE AS PER PRESSURE |
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BODY TYPE |
BAR STOCK |
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PACKING DETAILS |
BOX PACKING, WOODEN PALLET |
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APPLICATION |
MATERIAL HANDLING EQUIPMENT, EARTH MOVING MACHINERIES , POWER GENERATING PLANT , STEEL MANUFACTURING PLANT , MINING INDUSTRIES , CHEMICAL PROCESSING MACHINES , PIPING LINE , PAINT INDUSTRIES , TRUCKS AND TRAILERS , AUTOMATION , AGRICULTURE MACHINES , AEROSPACE & DEFENCE EQUIPMENTS, |
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Grade |
Mn |
Si |
C |
S |
Ni |
N |
Other |
P |
Cr |
Mo |
||
|
321 |
minimum.
maximum |
2.00 |
0.75 |
–
0.08 |
0.030 |
9.0
12.0 |
0.10 |
Ti=5(C+N)
0.70 |
0.045 |
17.0
19.0 |
– |
|
|
321H |
minimum.
maximum |
2.00 |
0.75 |
0.04
0.10 |
0.030 |
9.0
12.0 |
– |
Ti=4(C+N)
0.70 |
0.045 |
17.0
19.0 |
– |
|
SS Grade | (% in 50mm) Elongation minimum | 0.2% Proof Yield Strength (MPa) minimum | Strength of Tensile (MPa) minimum | Plate Hardness | |
Brinell (HB) maximum | Rockwell B (HR B) maximum | ||||
321 | 40 | 205 | 515 | 217 | 95 |
321H | 40 | 205 | 515 | 217 | 95 |
Grade | British | Euronorm | UNS No. | SS | JIS | |||
European Standards | British Standards | DIN No | Name | |||||
321 | 58B, 58C | 321S31 | 1.4541 | X6CrNiTi18-10 | S32100 | 2337 | SUS 321 | |
321H | – | 321S51 | 1.4878 | X10CrNiTi18-10 | S32109 | – | SUS 321H | |
Contact us to get a quick quote for your requirement.
Stainless Steel 321 Ball Valves find their place in various industries that need efficient flow regulation under high-temperature and corrosive conditions. They are commonly used in chemical processing plants, oil refineries, food and beverage production, pharmaceuticals, and water treatment systems. These valves excel at controlling the flow of liquids, gases, and steam in pipelines. Their sturdy design ensures dependable operation for both on-off and throttling services. Thanks to their corrosion and heat resistance, SS 321 ball valves are also favored in exhaust systems, thermal processing units, and aerospace fuel lines, where performance is crucial.
Please feel free to contact us if you need any further information or for enquiry.
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