304L 304 Stainless Steel Tube AMS 5562 Corrosion Resistance φ 6.35mm-323.9mm Industry for Ship Pipes 30 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 takes pride in being a premier supplier of stainless steel tubing, expertly designed to meet a broad array of pipe demands. Our Type 304 stainless steel, an austenitic nickel alloy with ultra-low carbon content, is perfect for welding applications. Known as "18/8" stainless steel due to its composition of 18% chromium and 8% nickel, this alloy offers exceptional strength, oxidation resistance, superior formability, and moderate machinability. For applications demanding higher resistance to intergranular corrosion, choose our 304L stainless steel, renowned for enhanced immunity in severely corrosive environments. Whether you need seamless or welded pipes, Daxun Alloys provides 304 stainless steel pipes in various diameters and offers precise pipe cutting services to meet your exact length requirements. Specializing in stainless steel pipes, Daxun is your go-to expert-contact us today.

High-Quality Stainless Steel Welded Tubes

Crafted from stainless steel strips, our stainless steel tubular products are roll-formed and fusion-welded along the longitudinal seam. Daxun utilizes a specialized welding process that omits the need for filler metal, ensuring seamless, high-strength welds.

Daxun guarantees timely and efficient delivery of 304 stainless steel pipe products. Our speed is bolstered by a robust system that integrates production capacity, information flow, logistics, and capital flow. Real-time data synchronization ensures seamless order-to-logistics transitions. Strategically located near ports, rivers, and seas, our processing center features optimized scheduling, rapid response, and storage-to-transportation linkage, ensuring on-time, efficient task completion.

 

Precision-Engineered Stainless Steel Drawn Tube

Our stainless steel tubular products, rolled and re-drawn to final size, are ideal for manufacturing thick-walled, large-diameter tubes that cannot be rolled directly to size. This process offers cost savings while maintaining the quality of stainless steel seamless tubes. All drawn tubes undergo bright annealing for superior finish.

The Daxun Difference: Our Advantages

• Versatility: Offering a wide range of sizes and grades, from small to large diameter stainless steel pipes, including 304L, 316L, and more.
• Adaptability: Seamless or welded, our stainless steel pipes are designed to meet your unique project specifications.
• Quality Assurance: Our stainless steel pipes adhere to stringent standards like ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, ensuring unmatched reliability and performance.
• Customization: Need special sizes? We offer various stainless steel pipe customization options, competitive pricing, and convenient online ordering.

 

Premium Stainless Steel Seamless Tube

Our stainless steel seamless tubes, drawn from the hollow section of the tube via piercing or hot extrusion processes, offer excellent dimensional tolerances, making them perfect for high diameter-to-wall thickness ratios.

Commitment to Quality, Timely Delivery, and Rigorous Inspection

• Daxun conducts multiple quality assurance tests, including flattening, pitting resistance, mechanical, hardness, material positive identification, and expansion tests. These rigorously ensure the material's suitability for its intended application.
• Throughout production, we meticulously measure the product's diameter, thickness, and surface. Standard delivery time is 7-15 days, extending to 20 days for some special size products.
  Our delivery timelines are strictly adhered to, as per the contract.
• We support third-party agency inspections at our factory.
• We offer free samples for customer testing.
• On-site or video factory inspections are available for customer peace of mind.

 

 

Daxun's Stainless Steel Pipe Manufacturing Prowess

Our exceptional forming capabilities feature cutting-edge extrusion and advanced cold working technologies for manufacturing premium tube and pipe products. We proudly operate one of the world's largest pilger mills and employ unique hydroforming processes to create superior fittings.

 

Daxun's Unmatched Pipe Processing Capabilities

As a vertically integrated manufacturer, Daxun Alloy offers a comprehensive one-stop shop, equipped to handle every aspect of your project or specific machining job. Our extensive services include Straightening, Drilling, Honing, Trepanning, Cutting, Testing, Boring, Machining, Laser Welding, Polishing, Turning, and Specialized Services, ensuring unparalleled quality and precision.

 

Bigger, Better Pipe Solutions for Your Needs

With vertical and horizontal presses ranging from 12,000 to 35,000 tons, Daxun boasts the most comprehensive pipe extrusion capabilities worldwide. Our advanced technology enables us to produce the longest lengths and largest diameter pipes in the industry with unmatched precision.

 

Daxun is a trusted supplier to the power generation market, providing ductwork, boiler tubes, main steam tubes, thermal reheat tubes, flue gas desulfurization units, and other critical products for nuclear, coal-fired, renewable energy, and combined cycle applications. Count on us for superior quality and performance.

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

 

Unveiling the Chemical Composition of Our 304 Stainless Steel Pipe: Crafted with precision, our 304 stainless steel pipe boasts a meticulously balanced chemical composition that ensures unparalleled durability and strength. Experience a harmonious blend of chromium, nickel, and other essential elements that make our pipe resilient against corrosion and wear and tear.

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	-	-	-	-

 

Exceptional Mechanical Properties of Our 304 Stainless Steel Pipe: Get to know the remarkable mechanical properties that set our 304 stainless steel pipe apart. Engineered to perfection, it offers outstanding tensile strength, robust yield strength, and impressive elongation, making it the ideal choice for demanding industrial 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: ALL EQUIVALENT Grades and Standards: Explore the comprehensive range of equivalent grades and standards of our 304 stainless steel pipe. We ensure compatibility and high performance across various international standards, making our pipe a versatile solution for your diverse needs.

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

Premier Stainless Steel Tube and Pipe Suppliers in China

GENERAL PROPERTIES

• 304/304L stainless steel pipes are renowned for their superior machinability, quality uniformity, and exceptional corrosion resistance. These pipes offer an extended service life and lower total machining costs. DAXUN 304/304L, while non-magnetic when annealed, may exhibit slight magnetism post cold-working or welding. Delivered in a solution-annealed state, they are the epitome of reliability.
• Specifications : UNS S30400, UNS S30403

APPLICATIONS:

DAXUN 304/304L Stainless Steel finds extensive use in both domestic and commercial spheres, including:

• 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 versatile and robust stainless steel, offering excellent resistance to atmospheric conditions, numerous organic and inorganic chemicals, as well as food and beverages.
• It is also ideal for vacuum processing equipment and specialized instruments where high integrity is paramount.

HEAT RESISTANCE:

• Exhibits good oxidation resistance up to 1600°F in intermittent service and up to 1690°F in continuous service.
• Continuous use of 304 in the 800-1580°F range is not advised if subsequent aqueous corrosion resistance is crucial.

WELDING CHARACTERISTICS:

• Easily welded using a full range of conventional techniques, except oxyacetylene.
• AWS E308L/ER308L filler metal is recommended for use with Prodec 304/304L steel.

MACHINABILITY:

• Ensures faster machining speeds, extended tool life, superior part quality, and reduced overall machining costs.

Find the Stainless Steel Tube You Need Right Here

• Daxun Alloy, a leading stainless steel pipe supplier in China, is the top choice for many domestic and international customers. With our high-quality products, swift delivery, and complimentary unlimited cutting services, we cater to your precise requirements efficiently. Order online or by phone and receive your customized stainless steel pipes promptly.

304 Grade Stainless Steel Pipe

• At Daxun Alloys, we offer an extensive range of 304 and 304L grade stainless steel pipe products, including 304 grade pipes designed for plumbing applications.
• Stainless steel pipes are extensively utilized in commercial and industrial sectors such as fluid piping, automotive manufacturing, construction, and building projects.
• Grades 304 and 304L stainless steel boast numerous properties making them ideal for various applications. Grade 304 is the most prevalent stainless steel, celebrated for its excellent weldability, formability, and corrosion resistance. Our 304 grade pipes come in two finishes: bright and satin.
• Although grade 304L is more challenging to machine than grade 304, its enhanced corrosion resistance makes it perfect for harsh environments, including marine, coastal, and highly industrialized areas.

Wide Choice of Dimensions and Complimentary Cutting Services

• Whatever your needs, Jiangsu Daxun Alloy Co., Ltd. has the perfect stainless steel tube selection for you. Our premium 304 seamless pipes, compliant with ASTM A312 standards, are available in both 3m and 6m lengths. Whether you need diameters ranging from 3mm to an impressive 2000mm for Grade 304 or from ¾" to 20″ for Grade 304L, we have you covered. With high corrosion resistance and a polished surface, our tubes are designed to meet the rigorous demands of various industries.
• If you require a specific length, we offer a complimentary unlimited cutting service with every purchase. Utilizing state-of-the-art bandsaws, our precision cutting service ensures that each tube is cut to your exact specifications. Simply inform us of your requirements when placing your order. This exceptional service is just one of the many reasons we are a leading supplier of stainless steel tubes, trusted by both domestic and international customers alike.