304L 304 Stainless Steel Tube ASTM A269 High Pressure Resistance and Corrosion Resistance Od 6.35mm-711mm for Fluid Pipelines 304 Stainless Steel Pipes

• Customization: Available
• Type: Stainless Steel Pipes
• Standard: ASTM, AISI, GB, JIS, EN
• Model NO.: 304 stainless steel pipe
• Certification: ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS
• Shape: Round
• Technique: Hot Rolled
• Surface Treatment: Pickling
• Thickness: 0.3mm-100mm
• Length: 2000mm-9000mm
• Surface: Pickling, Polishing, Ba
• Delivery State: Solution Annealing
• Transport Package: Wooden Box + Strapping
• Specification: OD 6.35mm-OD 1219mm
• Trademark: Daxun
• Origin: China
• Production Capacity: 10000ton

Product Description

Product Description

Product Parameters

 

304 Stainless Steel Seamless Pipes Standards	ASTM A213, ASTM A249, ASTM A269, ASME SA213, ASME SA249, ASME SA269, EN 10216-5 TC1 / TC2, PED 97/23/EC, AD 2000, NACE MR0175/ISO 15156
304 Seamless Aerospace Tubing	AMS 5564, AMS 5565, AMS 5567, AMS 5569, AMS 5695 (Canceled & non-current specs include AMS-T-6845, Mil-T-6845, AMS-T-8504, Mil-T-8504, AMS-T-8506, Mil-T-8506)
WELDED & DRAWN 304 Stainless Steel Aerospace Tubing	AMS 5564, AMS 5565, AMS 5566, AMS 5567, AMS 5569 (Canceled & non-current specs include AMS-T-6845, Mil-T-6845, AMS-T-8504, Mil-T-8504, AMS-T-8506, Mil-T-8506)
ASTM A312 Stainless Steel Pipe Typical Manufacturing Specifications	ASTM A213,ASTM A312,ASME B36.19,AMS 5647,AMS 5566,AMS 5569,AMS 6845,BS 10216 Pt 5,ASTM A269,BS 3605 Pt 1,ASTM A632,NFA 49-117,NFA 49-217,Mil-T 8504,Mil-T 8606,or as per customer specifications.
Austenitic Stainless Steel 304 Pipes Seamless Tube Size	3.35 mm OD To 630 mm OD
304 Stainless Steel Welded Tube Size	6.35 mm OD To 1219 mm OD
ASTM A312 TP 304 Stainless Steel Seamless Pipes Swg & Bwg	10 Swg., 12 Swg., 14 Swg., 16 Swg., 18 Swg., 20 Swg.
SS 304 Pipe Schedule	SCH5, SCH10, SCH10S, SCH20, SCH30, SCH40, SCH40S, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Stainless Steel 304 Seamless Pipes Wall thickness	0.020″ -0.220″, (special wall thicknesses available)
SS 304 tube Length	Single Random, Double Random, Standard & Cut length
Stainless Steel UNS S30400 ERW Pipes Finish	Polished, AP (Annealed & Pickled), BA (Bright & Annealed), MF
Stainless Steel DIN 1.4301 Pipes Form	Round Pipes/ Tubes, Square Pipes/ Tubes, Rectangular Pipe/ Tubes, Coiled Tubes, "U" Shape, Pan Cake Coils, Hydraulic Tubes, Straight or 'U' bent Tubes, Hollow, LSAW Tubes Etc.
304 Stainless Steel Welded Pipe Type	Seamless, ERW, EFW, Welded, Fabricated
Electropolished	(EP) Electropolished for Ultra High Purity Systems
Non-Electropolished	(BA) Bright Annealed or (AP) Annealed & Pickled for High-Purity, (CFOS) Cleaned for Oxygen Grade Service or Corrosive Systems
I.D. Surface Finish Options	5, 7 & 10 µin. Ra
304 Stainless Steel Round Pipe JIS	8A to 250A
304 Stainless Steel Square Pipe Tolerances	In accordance with: ASTM: A269 & A632, JIS: G 3459
304 stainless steel tubing End	Plain End, Beveled End, Treaded, Ends are suitable for orbital welding
ASTM A312 TP 304 Stainless Steel Marking	All 304 Stainless Steel tubes are marked as follows: Standard, Grade, OD, Thickness, Length, Heat No. (Or according to the customer's request.)
304 stainless steel tubing Application	Oil Tube, Gas Tube, Fluid Tube, Boiler and Heatexchanger
Value Added Service	Draw & Expansion as per required Size & Length, Polish (Electro & Commercial) Annealed & Pickled Bending, Machining Etc.
Specialize in	Stainless Steel 304 Capillary Tube & Other Odd Size
	Stainless Steel 304 Heat Exchanger & Condenser Tubes
	Stainless Steel 304 Hydraulic tubing with OD up to 50.8 mm (2.0 in.) are delivered in bright annealed condition
	ASTM A312 TP304 tube with OD larger than 50.8 mm are supplied in the annealed and pickled condition, Or in polished condition
Marking & Traceability	Each Stainless Steel 304 Tubing is traceable to its producing mill and heat by an identification number etched within 24″ (610mm) of one end.
Test Certificate	Manufacturer Test Certificate according to EN 10204 3.1 B
	Laboratory Test Certificate from Govt. Approved Lab.
	Under Third Party Inspection
Testing & Inspection	Visual inspection • Surface roughness measurement • Helium-leak testing • Scanning Electron Microscopy (SEM) • Auger Electron Microscopy (AES) • Election Spectroscopy for Chemical Analysis (ESCA or XPS) • Particle testing • Moisture testing
We can also cut, thread, and groove ASTM A312 TP304 erw to meet your specifications

 

Detailed Photos

Daxun Alloys is your premier supplier for state-of-the-art stainless steel tubing, adept at fulfilling diverse pipe requirements. Our Type 304 stainless steel, an austenitic nickel alloy with minimal carbon content, is superb for welding applications. Known as '18/8' stainless steel for its 18% chromium and 8% nickel composition, this alloy boasts exceptional strength, oxidation resistance, great formability, and moderate machinability. For environments requiring heightened resistance to intergranular corrosion, consider our 304L stainless steel, engineered for superior performance in harsh conditions. Daxun Alloys offers seamless and welded 304 stainless steel pipes in a broad range of diameters, along with precision pipe cutting services to match your exact specifications. We specialize in stainless steel pipes-reach out to us today to see how we can meet your needs.

Stainless Steel Welded Tubes

Our stainless steel tubular products are meticulously crafted from stainless steel strip, roll-formed and fusion-welded along the longitudinal seam. At Daxun, we ensure the purity of our welds by excluding any filler metal throughout the welding process.

Daxun guarantees prompt and reliable delivery of 304 stainless steel pipe products, underpinned by robust systems spanning production capacity, information flow, logistics, and capital flow. Our real-time order data integration with the logistics system ensures seamless operations. Strategically located near ports and rivers, our processing centers enable efficient scheduling, rapid response, synchronized storage and transportation, and high-efficiency loading, ensuring timely order fulfillment.

 

Stainless Steel Drawn Tube

Our stainless steel tubular products are expertly rolled and re-drawn to achieve the final size, ideal for producing thick-walled, large-diameter tubes that offer cost savings over seamless tubes. Each drawn tube undergoes bright annealing to ensure superior quality.

Daxun Advantages

• Varieties: Explore our extensive range of stainless steel pipes, from small to large diameters, available in various grades including 304L and 316L.
• Flexibility: Whether seamless or welded, our stainless steel pipes are designed to meet the specific requirements of your projects.
• Quality Standards: Our stainless steel pipes adhere to rigorous standards such as ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, ensuring top-tier reliability and performance.
• Custom Orders: Need specific sizes? We offer customized stainless steel pipes at competitive rates, with convenient online ordering options.

 

Stainless Steel Seamless Tube

Our stainless steel seamless tubes are drawn from hollow sections created through piercing or hot extrusion processes. These tubes are ideal for applications requiring high diameter-to-wall-thickness ratios, offering excellent external dimensional tolerances.

Quality, delivery, inspection

• At Daxun, we implement rigorous quality assurance tests, including flattening, pitting resistance, mechanical, hardness, material positive identification, and expansion tests, ensuring each product meets the highest standards for its intended application.
• We measure the diameter, thickness, and surface quality throughout the production process. Our standard delivery time is 7-15 days, extending to 20 days for special size products, adhering strictly to contract terms.
  Our delivery timelines are rigorously maintained in accordance with the contract.
• We support inspections by customer-appointed third-party agencies.
• We offer free samples for customer testing.
• We support on-site or video-based factory inspections.

 

 

Daxun's stainless steel pipe manufacturing capabilities

Our forming capabilities are second to none, featuring advanced extrusion techniques and sophisticated cold working assets designed to produce high-quality tube and pipe products. We boast one of the world's largest pilger mills and employ a unique hydroforming process to create exceptional fittings.

 

Daxun's unrivaled pipe processing capabilities

As a vertically integrated manufacturer, Jiangsu Daxun Alloy Co., Ltd. provides a comprehensive one-stop shop solution. We expertly handle entire projects or specific machining tasks with services that include straightening, drilling, honing, trepanning, cutting, testing, boring, machining, laser welding, polishing, turning, and specialized services.

 

Bigger, Better Pipe Solutions by Daxun

Featuring vertical and horizontal presses that range from 12,000 tons to an impressive 35,000 tons, Daxun possesses the most comprehensive pipe extrusion capabilities globally. These capabilities allow us to produce the longest lengths and largest diameter pipes in the industry.

 

Daxun supplies the power generation market with a wide array of products including ductwork, boiler tubes, main steam tubes, thermal reheat tubes, and flue gas desulfurization units. Our offerings support nuclear, coal-fired, renewable energy, and combined cycle applications.

304/304L/304LN/304H Pipe and Tubing
Sizes				Standard Tolerances
Products	OD	Wall	Lengths and/or coils	Grades	OD	Wall	Lengths
Welded Austenitic Steel Boiler, Super Heater, Heat-Exchangers & Condenser Tubes	3/16″ (4.76 mm) to 4″ (101.6 mm)	0.020″ (0.51 mm) to 0.220″ (5.59 mm)	Random or cut lengths up to 90′ (27.4 m) Coils to 1-1/2″ OD	304/304L/	Under 1″ (25.4 mm) ±0.004″ (0.10 mm) 1″ (25.4 mm) to	±10%	Randoms up to +2″ (50.8 mm) Cuts +1/8″ (3 mm) -0″ Coils to 80,000′ (24,384 m)
Specifications: ASTM-A249, ASME-SA249, ASTM-A688, ASME-SA688	Metric sizes available			304LN/304H	1-1/2″ (38.1 mm) ±0.006″ (0.15 mm)
					>1-1/2″ (38.1 mm) to 2″ (50.8 mm) ±0.008″ (0.20 mm)
					>2″ (50.8 mm) to 2-1/2″ (63.5 mm) ±0.010″ (0.25 mm)
					>2-1/2″ (63.5 mm) to 3″ (76.2 mm) ±0.012″ (0.30 mm)
					3″ (76.2 mm) to 4″ (101.6 mm) ±0.015″ (0.38 mm)
Pressure & Corrosion Tubing	1/16″ (1.59 mm) to 4″ (101.6 mm)	0.010″ (0.25 mm) to 0.220″ (5.59 mm)	Random or cut lengths up to 90′ (27.4 m) Coils to 1-1/2″ OD	304/304L/	<1-1/2″ (38.1 mm) ±0.005″ (0.13 mm) 1-1/2″ (38.1 mm) to 3″ (76.2 mm) ±0.010″ (0.25 mm)	±10%	Randoms up to +2″ (50.8 mm) Cuts +1/8″ (3 mm) -0″ Coils to 80,000′ (24,384 m)
Meets or exceeds requirements for welded	Metric sizes available			304H	3-1/2″ (88.9 mm) to 4″ (101.6 mm) ±0.015″ (0.38 mm)
Specifications: ASTM-A269, ASTM-A1016, and ASTM-A632
Beverage Tubing	1/4″(6.35 mm) 5/16″ (7.94 mm) 3/8″ (9.53 mm) 1/2″ (12.7 mm)	0.020″ (0.51 mm) to 0.028″ (0.71 mm)	Random or cut lengths up to 40′ (12.2 m)	304/304L/	±0.005″ (0.13 mm)	±10%	Randoms up to +2″ (50.8 mm) Cuts +1/8″ (3 mm) -0″ Coils to 15,000′ (4,572 m)
	Metric sizes available			304H
Instrumentation Tubing	1/16″ (1.59 mm) to 1/2″ (12.7 mm)	0.010″ (0.25 mm) to 0.065″ (1.65 mm)	Random or cut lengths up to 40′ (12.2 m)	304/304L/	±0.005″ (0.13 mm)	±10%	Randoms up to +2″ (50.8 mm) Cuts +1/8″ (3 mm) -0″
Specifications: ASTM-A269 and ASTM-A632	Metric sizes available			304H
Food/Dairy Tubing, Pharmaceutical/ BioPharmaceutical Tubing, High Purity Tubing, Ultra High Purity Tubing	1/2″ (12.7 mm) to 8″ (203.2 mm)	0.049″ (1.24 mm) to 0.109″ (2.77 mm)	20′ (6.1 m) stock lengths. Other lengths available upon request.	304/304L	1/2″ (12.7 mm) ±0.005″ (0.13 mm)	±10%	+1/8″ (3 mm) -0″
					3/4″ (19.1 mm) ±0.005″ (0.13 mm)	±10%	+1/8″ (3 mm) -0″
					1″ (25.4 mm) ±0.005″ (0.13 mm)	±10%	+1/8″ (3 mm) -0″
					1-1/2″ (38.1 mm) ±0.008″ (0.20 mm)	±10%	+1/8″ (3 mm) -0″
					2″ (50.8 mm) ±0.008″ (0.20 mm)	±10%	+1/8″ (3 mm) -0″
					2-1/2″ (63.5 mm) ±0.010″ (0.25 mm)	±10%	+1/8″ (3 mm) -0″
					3″ (76.2 mm) ±0.010″ (0.25 mm)	±10%	+1/8″ (3 mm) -0″
					4″ (101.6 mm) ±0.015″ (0.38 mm)	±10%	+1/8″ (3 mm) -0″
					6″ (152.4 mm) ±0.030″ (0.76 mm)	±10%	+1″ (25.4 mm) -0″
					8″ (203.2 mm) +0.061″ (1.55 mm), -0.031″ (0.79 mm)	±10%	+1″ (25.4 mm) -0″

Packaging & Shipping

Company Profile

 

Chemical Composition of 304 Stainless Steel Pipe: Delve into the meticulous blend of elements that make our 304 stainless steel pipes superior in quality and performance. This chemical composition is designed to ensure resilience, durability, and high resistance to corrosive environments.

Composition of 304/304L/304LN/304H tubing and pipe
Grade	304	304L	304LN	304H
UNS Designation	S30400	S30403	S30453	S30409
Carbon (C) Max.	0.08	0.030*	0.03	0.04 - 0.10
Manganese (Mn) Max.	2	2	2	2
Phosphorous (P) Max.	0.045	0.045	0.045	0.045
*** (S) Max.	0.03	0.03	0.03	0.03
Silicon (Si) Max.	1	1	1	1
Chromium (Cr)	18.0-20.0	18.0-20.0	18.0-20.0	18.0-20.0
Nickel (Ni)	8.0-11.0	8.0-11.0	8.0-11.0	8.0-11.0
Molybdenum (Mo)	-	-	-	-
Nitrogen (N)	-	-	0.10-0.15	-
Iron (Fe)	Bal.	Bal.	Bal.	Bal.
Other Elements	-	-	-	-

 

Mechanical Properties of 304 Stainless Steel Pipe: Discover the exceptional mechanical properties that our 304 stainless steel pipes exhibit. Engineered for strength and durability, these pipes offer outstanding tensile strength, yield strength, and elongation, making them ideal for various demanding applications.

	Tensile Strength			Yield Strength
Alloy	UNS Designation	Spec.	psi	MPa	ksi	psi	MPa	ksi	Elongation in 2 inches (min.) %	Grain Size Req.	Max. Hardness	Modulus of Elasticity (x106 psi)	Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6)	Thermal Conductivity (BTU-in/ft2-h-°F)
304	S30400	A249, A312	75,000	515	75	30,000	205	30	35	-	90 Rb	28	9.2	116
304L	S30403	A270 A312	70,000	485	70	25,000	170	25	35	-	90 Rb	28	9.2	116
304LN	S30453	A249, A688	75,000	515	75	30,000	205	30	35	-	90 Rb	28	9.2	116
304H	A30409	A249, A312	75,000	515	75	30,000	205	30	35	7 or coarser	90 Rb	28	9.2	116

 

304 Stainless Steel Pipe Equivalents: Explore the various equivalents of 304 stainless steel pipes that meet the same rigorous standards and specifications. This section highlights alternative materials and grades that offer similar performance and reliability in diverse applications.

Alloy	UNS Designation	Werkstoff NR.	Specifications*
304	S30400	1.4301	A269, A/SA249, A/SA312, A632, A/SA688, A270
304L	S30403	1.4306	A269, A/SA249, A/SA312, A629, A632, A/SA688, A270
304LN	S30453	1.4311	A/SA249, A/SA688
304H	S30409	1.4948	A269, A/SA249, A/SA312, A/SA688
*Note: The specifications noted including ASTM, ASME, or other applicable authorities are correct at the time of publication. Other specifications may apply for use of these materials in different applications.

 

Certifications

Leading Stainless Steel Tube and Pipe Suppliers in China

GENERAL PROPERTIES

• 304/304L stainless steel pipe, renowned for its superior machinability and uniformity, offers excellent corrosion resistance, extended lifespan, and exceptional quality at a lower cost. At Jiangsu Daxun Alloy Co., Ltd., our 304/304L pipes are non-magnetic when annealed but may become slightly magnetic post cold working or welding. Each pipe is delivered in a solution-annealed state, ensuring peak performance and reliability.
• Specifications : UNS S30400, UNS S30403

APPLICATIONS:

DAXUN 304/304L Stainless Steel is versatile, finding use in a multitude of residential and commercial applications, such as:

• Chemical Process Equipment
• Food and Beverage Industry

STANDARDS:

• ASTM/ASME: UNS S30400 / S30403
• EURONORM: 1.4301 / 1.4307

CORROSION RESISTANCE:

• Daxun 304/304L is a highly versatile stainless steel, offering robust resistance to atmospheric corrosion, a wide range of organic and inorganic chemicals, and is ideal for food and beverage applications.
• Additionally, it is utilized in vacuum processing equipment and specialized instruments where high integrity is paramount.

HEAT RESISTANCE:

• Exhibits excellent oxidation resistance in intermittent service up to 1600°F and in continuous service up to 1690°F.
• Continuous use within the 800-1580°F range is not advisable if subsequent aqueous corrosion resistance is crucial.

WELDING CHARACTERISTICS:

• Easily welded by the full spectrum of conventional welding procedures, with the exception of oxyacetylene.
• AWS E308L/ER308L filler metal is recommended for Prodec 304/304L steel.

MACHINABILITY:

• Delivers faster machining speeds, enhanced tool longevity, superior part quality, and reduced overall machining costs.

Find the Stainless Steel Tube You Need Right Here

• Daxun Alloy stands as a premier stainless steel pipe supplier in China, trusted by both domestic and international clients for our top-tier products, prompt delivery, and complimentary unlimited cutting services. Whether ordering online or by phone, receive stainless steel pipes precisely crafted to meet your specifications swiftly.

304 Grade Stainless Steel Pipe

• At Daxun Alloys, we offer a comprehensive range of 304 and 304L grade stainless steel pipe products, including specialized 304 grade pipes for plumbing needs.
• Stainless steel pipes are extensively utilized in both commercial and industrial arenas, such as fluid piping, automotive manufacturing, construction, and building applications.
• Grade 304 and 304L stainless steel boast a spectrum of properties that render them perfect for numerous applications. Grade 304, the most prevalent stainless steel, features excellent weldability, superior formability, and outstanding corrosion resistance. Our 304 grade pipes are available in either bright or satin finishes.
• While grade 304L presents greater machining challenges compared to grade 304, its superior corrosion resistance makes it ideal for demanding environments like marine, coastal, and heavily industrialized areas.

Wide Array of Dimensions and Free Cutting Options

• No matter what your requirements are, Jiangsu Daxun Alloy Co., Ltd. has the ideal stainless steel tube to meet your demands. Our comprehensive selection includes 3m and 6m lengths, with diameters ranging from 6.35mm to 508mm for Grade 304, and from ¾" to 20" for Grade 304L. Trust in our expertise to provide you with high-quality, durable tubes that cater to a wide array of applications.
• For those in need of custom lengths, we offer a complimentary, unlimited cutting service with every purchase. Leveraging state-of-the-art bandsaws, our precision cutting service ensures the tube is cut exactly to your specified length. Simply inform us of your requirements when placing your order. This is just one of the many reasons why Jiangsu Daxun Alloy Co., Ltd. is a premier supplier of stainless steel tubes to both domestic and international markets.