304L 304 Stainless Steel Tube ASME SA269 Corrosion Resistant Od 60.3mm-355.6mm Natural Gas Transmission 304 Stainless Steel Pipe

• 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 destination for top-quality stainless steel tubing, meticulously designed to meet diverse piping needs. Our Type 304 stainless steel, an austenitic nickel alloy, boasts an ultra-low carbon content, making it perfect for welding. Often termed '18/8' stainless steel due to its 18% chromium and 8% nickel composition, it combines exceptional strength, impressive oxidation resistance, and great formability with moderate machinability. For applications prone to intergranular corrosion, our 304L stainless steel variant offers superior resistance in highly corrosive environments. Available in both seamless and welded forms, our 304-grade pipes come in various diameters. We also provide precision pipe cutting services to ensure your products are tailored to your exact specifications. Specializing in stainless steel pipes, Daxun Alloys invites you to contact us today.

Stainless Steel Welded Tubes

Crafted from stainless steel strips, our tubular products are roll-formed and fusion-welded along the longitudinal seam without any filler metal. Daxun's state-of-the-art welding ensures a robust and seamless finish, delivering unmatched quality in every product.

Daxun guarantees swift and timely delivery of 304 stainless steel pipe products, backed by a robust system encompassing production capacity, information flow, logistics, and capital management. Our real-time data integration ensures seamless order processing and logistics coordination. Strategically located near ports and waterways, our processing centers employ efficient scheduling and rapid response mechanisms, ensuring timely and efficient task completion.

 

Stainless Steel Drawn Tube

Our stainless steel tubular products undergo a precise rolling and re-drawing process to achieve the final size. This method is ideal for producing thick-walled, large-diameter tubes that are cost-effective compared to seamless alternatives. All our drawn tubes feature a bright annealed finish, ensuring premium quality and durability.

Daxun Advantages

• Varieties: We offer an extensive array of stainless steel pipe sizes and grades, including 304L, 316L, and more, catering to small and large diameter needs.
• Flexibility: Whether you require seamless or welded steel pipes, our stainless steel pipes can adapt to your specific project requirements with ease.
• Quality Standards: Adhering to rigorous standards such as ISO9001, ABS, NSF/ANSI Standard 61, and NACE MR0175, our stainless steel pipes guarantee supreme reliability and performance.
• Custom Orders: Need special sizes for your project? We offer customized stainless steel pipes at competitive prices, with the convenience of online ordering.

 

Stainless Steel Seamless Tube

Our seamless tubes, drawn from hollow sections through piercing or hot extrusion, are ideal for large diameter to wall thickness ratios and offer excellent external dimensional tolerances, ensuring precision and reliability.

Quality, delivery, inspection

• Daxun conducts comprehensive quality assurance tests, including flattening, pitting, resistance, mechanical, hardness, material identification, and expansion tests, ensuring the suitability of the material for any application.
• We rigorously measure the diameter, thickness, and surface during production. Our standard delivery time is 7-15 days, extending to 20 days for special sizes, strictly adhering to contract terms.
  Our delivery time is strictly in accordance with the contract.
• We support third-party inspections at our factory upon customer request.
• We offer free samples to customers for quality testing.
• We facilitate on-site or video factory inspections for our clients.

 

 

Daxun Stainless Steel Pipe Manufacturing Capabilities

At Jiangsu Daxun Alloy Co., Ltd., we pride ourselves on our exceptional forming capabilities, which include cutting-edge extrusion and cold working assets tailored for manufacturing premium tube and pipe products. We feature one of the world's largest pilger mills, complemented by our unique hydroforming processes designed specifically for crafting high-quality fittings.

 

Discover Daxun's unparalleled pipe processing expertise.

As a vertically integrated manufacturer, Jiangsu Daxun Alloy Co., Ltd. serves as your one-stop shop for all project needs. From comprehensive project handling to specific machining jobs, we provide a wide array of services including Straightening, Drilling, Honing, Trepanning, Cutting, Testing, Boring, Machining, Laser Welding, Polishing, Turning, and other Specialized Services to meet your exacting standards.

 

Introducing Bigger, Better Pipe Solutions with Daxun.

Equipped with vertical and horizontal presses ranging from an impressive 12,000 to 35,000 tons, Jiangsu Daxun boasts the most comprehensive pipe extrusion capabilities globally. Our robust infrastructure enables us to produce the industry's longest lengths and largest diameter pipes, setting new standards for excellence.

 

Jiangsu Daxun Alloy Co., Ltd. is a trusted supplier to the power generation market, offering a wide range of essential products such as ductwork, boiler tubes, main steam tubes, thermal reheat tubes, and flue gas desulfurization units. Our products cater to nuclear, coal-fired, renewable energy, and combined cycle applications, ensuring optimal performance and reliability across the board.

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

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

	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

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 is a popular choice due to its enhanced machinability and uniformity. It boasts excellent corrosion resistance, extended lifespan, superior quality, and lower overall cost for machined parts. DAXUN 304/304L is non-magnetic when annealed, but may exhibit slight magnetism after cold working or welding. Supplied in solution-annealed state.
• Specifications : UNS S30400, UNS S30403

APPLICATIONS:

DAXUN 304/304L Stainless Steel serves a broad spectrum of domestic and commercial purposes, 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 highly versatile, general-purpose stainless steel offering robust resistance to atmospheric corrosion, numerous organic and inorganic chemicals, as well as food and beverages.
• Ideal for use in vacuum processing equipment and specialized instruments where high integrity is paramount.

HEAT RESISTANCE:

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

WELDING CHARACTERISTICS:

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

MACHINABILITY:

• Enables faster machining speeds, extended tool life, enhanced part quality, and reduced total machining costs.

Find the Stainless Steel Tube You Need Right Here

• Daxun Alloy stands as a leading stainless steel pipe supplier in China. We are the top choice for numerous domestic and international customers due to our superior products, swift delivery across China, and free unlimited cutting services. Place your order online or via phone to receive customized stainless steel pipes promptly.

304 Grade Stainless Steel Pipe

• At Daxun Alloys, we provide an extensive range of 304 and 304L grade stainless steel pipe products, including 304 grade stainless steel pipe for plumbing applications.
• Stainless steel pipe is extensively used in commercial and industrial applications, such as fluid piping, automotive manufacturing, and construction. It's also prominent in building construction.
• Grades 304 and 304L stainless steel offer a gamut of properties suitable for diverse applications. Grade 304, the most common stainless steel, features excellent weldability, good formability, and outstanding corrosion resistance. Our 304 grade pipe is available in both bright and satin finishes.
• Although grade 304L is more challenging to machine than grade 304, its superior corrosion resistance makes it ideal for demanding environments like marine, coastal, and heavily industrialized areas.

Wide Choice of Dimensions and Free Cutting

• Whatever your requirements, Daxun Alloys has the perfect stainless steel tube for you. We offer lengths of 3m and 6m, with diameters ranging from 3mm to 2000mm (Grade 304) and ¾" to 20″ (Grade 304L).
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