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A333 Seamless & Welded Steel Pipe

ASTM A333 is the standard specification for seamless and welded carbon and alloy steel pipe for low temperature applications or other applications requiring notch toughness. This standard covers several grades of ferritic steel: Grade 3, Grade 4, Grade 6, Grade 7, Grade 8, Grade 9, Grade 10 and Grade 11.

Classification :

Carbon Steel Pipe

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PRODUCT DETAILS

A333 Seamless & Welded Steel Pipe Description

The main components of A333 seamless steel pipe include iron, carbon, chromium, nickel, manganese and other elements. Chromium has excellent corrosion resistance, while the addition of nickel further enhances the corrosion resistance and toughness of the material. A333 seamless steel pipe has high strength and hardness, as well as good plasticity and toughness. These excellent mechanical properties make A333 seamless steel pipe an ideal choice in many high-strength, high-corrosion-resistant application scenarios. A333 seamless steel pipe is commonly used to transport oil and natural gas with high temperature and high pressure owing to the excellent sealing and corrosion resistance.

Product Parameters

Product Name	A333 Seamless & Welded Steel Pipe
Standard	EN/DIN/JIS/ASTM/BS/ASME/AISI etc.
Outer Diameter	Seamless: 1/4"-36"	Welding: 21.3mm-3620mm
	Round Tube: 1/2"-10"	Square Tube/Rectangular Tube: 15x15mm-400x600mm
Wall Thickness	Seamless: 1.25mm-50mm	Welding: 1.65mm-65mm
Length	3-12 meters, Support customization
Surface Process	Bright, Polished, Black
Other Services	Machining(cnc), Centerless Grinding(cg), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining, etc.

Chemical Composition

A333	Grade1	Grade3	Grade4	Grade6	Grade7	Grade8	Grade9	Grade10	Grade11
C	0.30	0.19	0.12	0.30	0.19	0.13	0.20	0.20	0.10
Mn	0.40-1.06	0.31-0.64	0.50-1.05	0.29-1.06	0.90	0.90	0.40-1.06	1.15-1.50	0.60
P	0.025	0.025	0.025	0.025	0.025	0.025	0.025	0.035	0.025
S	0.025	0.025	0.025	0.025	0.025	0.025	0.025	0.015	0.025
Si	-	0.18-0.37	0.08-0.37	0.10 min	0.13-0.32	0.13-0.32	-	0.10-0.35	0.35
Ni	-	3.18-3.82	0.47-0.98	0.40	2.03-2.57	8.40-9.60	1.60-2.24	0.25	35.0-37.0
Cr	-	-	0.44-1.01	0.30	-	-	-	0.15	0.50
Cu	-	-	0.40-0.75	0.40	-	-	0.75-1.25	0.15	-
Al	-	-	0.04-0.30	-	-	-	-	0.06	-

Mechanical Properties

A333	Tensile Strength min.		Yield Strength min.		Elongation % min.
Grade	psi	MPa	psi	MPa	Vertical	Transverse
Grade1	55 000	380	30 000	205	35	25
Grade3	65 000	450	35 000	240	30	20
Grade4	60 000	415	35 000	240	30	16.5
Grade6	60 000	415	35 000	240	30	16.5
Grade7	65 000	450	35 000	240	30	22
Grade8	100 000	690	75 000	515	22	-
Grade9	63 000	435	46 000	315	28	-
Grade10	80 000	550	65 000	450	22	-
Grade11	65 000	450	35 000	240	18	-

Scope of Application

Seamless and welded steel pipes for low temperature service and other applications with the required notch toughness.

Standard of carbon steel pipe

API 5L	for use in conveying gas, water, and oil in the natural gas and oil industries, and covers seamless and welded steel line pipe.
API 5CT	for casing and tubing
ASTM A53	for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless
ASTM A106	for Seamless Carbon Steel Pipe for High-Temperature Service
ASTM A179	for Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes
ASTM A192	for Seamless Carbon Steel Boiler Tubes for High-Pressure Service
ASTM A213	for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
ASTM A252	for Welded and Seamless Steel Pipe Piles
ASTM A333	for Seamless and Welded Steel Pipe for Low-Temperature Service and Other Applications with Required Notch Toughness
ASTM A672	for Electric-Fusion-Welded Steel Pipe for High-Pressure Service at Moderate Temperatures
ASTM A335	for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service
DIN 17175	seamless steel pipes are used in boiler installations, high-pressure pipelines and tank construction and special machinery for both high temperature and high-pressure devices.
DIN 1629	specifies the Seamless Circular Tubes of Non Alloys Steels with Special Quality Requirements.
DIN 2391	for Cold Drawn High Precision Seamless Tube
DIN 2458	Welded Steel Pipes in Unalloyed and Low Alloy Steels for Supply Purposes
EN 10210	Seamless steel tubes for pressure purposes
BS 3059	Steel boiler and superheater tubes
JIS G3454	Carbon steel pipes for pressure service

PACKING AND SHIPPING

We have our own transportation fleet with the most convenient transportation and timely delivery.The company's products are exported to more than 70 countries and regions in the world, including Europe, America, Germany, South Korea, Indonesia, Bangladesh, etc.

FACTORY WORKSHOP

We are a steel manufacturer with a long history and reputation for excellence. Since our establishment in 2018, we have always been committed to providing customers with the highest quality and most efficient steel products and steel deep processing services to meet their needs in various engineering projects.

CUSTOMER VISIT

In the future development, we will continue to uphold the concepts of professionalism, integrity, innovation and unity, continuously improve product quality and service levels, and provide customers with more high-quality and efficient steel products and services. We look forward to working with you to create a better future!

APPLICATION AREAS

Our product range covers various specifications of steel plates, steel sections, steel pipes, etc., which are widely used in construction, bridges, machinery, ships, oil, natural gas, and other fields. We always adhere to strict quality management to ensure that every product meets national standards and customer requirements.

FAQ

Q1:Can you send samples?

A:Of course, we can provide customers with free samples and express shipping service to all over of the world.

Q2:What product information do I need to provide?

A:Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.

Q3:It's my first time to import steel products, can you help me with it?

A:Sure,we have agent to arrange the shipment, we will do it together with you.

Q4:What about product prices information?

A:Prices various according to periodic price changes of raw materials.

Q5:What ports of shipment are there?

A:Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can specify other ports according to your needs.

Q6:What is your terms of payment ?

A:Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment or based on BL copy or LC at sight.