Stainless Steel 321 Ball Valve

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Paul Tube Fittings is a reliable producer and supplier of high-quality Stainless Steel 321 Ball Valves in Houston, USA. The company is known for precision engineering and delivery of excellence and produces valves that provide superior high-temperature and corrosion resistance. SS 321 Ball Valves are suitable for challenging industrial applications and are produced with the help of advanced technology and rigorous quality control procedures. With customer satisfaction, on-time delivery, and competitive prices at the center of focus, Paul Tube Fittings is a trustworthy partner for high-performance and durable valve solutions customized to suit a host of applications.

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Stainless Steel 321 Ball Valves consist largely of iron, the major alloying components being 17–19% chromium, 9–12% nickel, and titanium in a quantity at least five times more than carbon content to stabilize the structure. This particular composition enhances resistance to intergranular corrosion and high-temperature oxidation. The material provides a tensile strength of around 75,000 psi (515 MPa), yield strength of about 30,000 psi (205 MPa), and very good creep resistance. SS 321 possesses toughness and mechanical properties at elevated temperatures, and hence it is ideal for applications with thermal cycling and high heat exposure.

Stainless Steel 321 Ball Valve Specifications

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
FUNCTION	2 WAY, 3 WAY, 4 WAY, 5 WAY,
PRESSURE RATING	1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15000 PSI, 20000 PSI
SEAL RING MATERIAL	PTFE, PVDF, DELRIN, PEEK, GRAPHITE
STANDARD	ISO , DIN , ANSI , API , ASME , AWWA , MSS ,
MEDIA	HYDRAULIC OIL, AIR, WATER, GAS, STEAM, HOT WATER , COLD WATER , SEA WATER , CHEMICAL
MEDIA TEMPERATURE	(-120* C TO 500*C )RANGE AS PER PRESSURE
BODY TYPE	BAR STOCK
PACKING DETAILS	BOX PACKING, WOODEN PALLET
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,

Stainless Steel 321 Ball Valve Chemical Composition

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	–

Stainless Steel 321 Ball Valve Mechanical Properties

SS Grade	(% in 50mm) Elongation minimum	0.2% Proof Yield Strength (MPa) minimum	Strength of Tensile (MPa) minimum	Plate Hardness
SS Grade	(% in 50mm) Elongation minimum	0.2% Proof Yield Strength (MPa) minimum	Strength of Tensile (MPa) minimum	Brinell (HB) maximum	Rockwell B (HR B) maximum
321	40	205	515	217	95
321H	40	205	515	217	95

Stainless Steel 321 Ball Valve Equivalent

Grade	British		Euronorm		UNS No.	SS	JIS
Grade	European Standards	British Standards	DIN No	Name	UNS No.	SS	JIS
321	58B, 58C	321S31	1.4541	X6CrNiTi18-10	S32100	2337	SUS 321
321H	–	321S51	1.4878	X10CrNiTi18-10	S32109	–	SUS 321H

Top Stainless Steel 321 Ball Valve Manufacturing Company in Houston

At Paul Tube Fittings, we are the largest supplier, manufacturer, and exporter of Stainless Steel 321 Ball Valve in Houston, USA. Our advanced manufacturing facilities, strategically positioned in the USA, enable us to deliver high-quality solutions to meet your specific requirements. With a robust inventory of over 16,000 tons of top-grade materials, we are well-equipped to fulfil your needs promptly. Our commitment to excellence and efficiency ensures we always have the available stock to support your demands.

Types of Stainless Steel 321 Ball Valve

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We offer These Products as per DIN, ISO, JIS or ANSI Standard.

Largest Manufacturer and Supplier of Stainless Steel 321 Ball Valve in Houston, USA

Paul Tube Fittings is a leading supplier and stockist of premium Stainless Steel 321 Ball Valve in Houston, USA. Our products are widely utilized across various industries, and we are committed to delivering exceptional service and ensuring high customer satisfaction. Our distinctive finishing techniques set us apart in the metal industry. We are dedicated to consistently providing top-quality products while effectively addressing the needs of our customers.

Stainless Steel 321 Ball Valves Uses

321 Stainless Steel Ball Valves find extensive application in high-temperature, corrosive-service applications in diverse industries. They are commonly employed in applications involving chemical processing, petroleum refining, aerospace systems, and power generation. The valves are most beneficial where there is work with hot gases, steam, and acidic/caustic fluids because of their excellent resistance to intergranular corrosion and oxidation. SS321 Ball Valves find applications in heat exchangers, marine systems, and pharmaceutical manufacturing lines where temperature endurance and durability are of the essence. Their robust sealing properties and long service life ensure they are suitable for demanding flow control applications.