304, 316 and 321 Cold Rolled Stainless Seamless Steel Tube Pipe

• Customization: Available
• Type: Stainless Steel Pipes
• Standard: ASTM, AISI, GB, JIS, DIN
• Model NO.: Stainless Steel Pipe
• Grade: 304 316 S318, S315, 347H, 2205, 341L, 316L
• Certification: ISO, AISI, ASTM, GB, JIS
• Shape: Round;Square;Rectangular
• Technique: Cold Rolled;Hot Rolled
• Surface Treatment: Polished
• Welding Line Type: ERW/Seamless
• Surface Finish: 2b/Ba/2D/2bb/No.3/No.1/Hl/2ba/Nl/Ths
• Length: 6-12m / Customized
• Alloy or Not: Is Alloy
• Quality: Mill Test Certificate Supplied
• MOQ: 1 Ton
• Delivery Time: Within 7 Days
• Tolerance: +/-1%
• Invoicing: by Theoretical Weight
• Rice Term: CIF CFR Fob Ex-Work
• Sample: Sample Freely
• Customized Service: Oed ODM
• Processing Service: Bending, Welding, Cutting
• Keyword: Stainless Steel Pipe
• Payment Term: L/C T/T (30%Deposit)
• Transport Package: as Customers′ Needs
• Specification: thinckness: 0.04-50mm
• Trademark: Great Steel
• Origin: Shandong, China
• HS Code: 7304419000
• Production Capacity: 15000ton/Month

Product Description

Product Description

Stainless steel pipe is a type of pipe made from stainless steel, which is a corrosion-resistant and durable material. It is commonly used in various industries such as oil and gas, chemical, petrochemical, and food processing.

The stainless steel pipe is manufactured through a process called seamless or welded. Seamless stainless steel pipes are made by piercing a solid stainless steel billet to create a hollow tube, while welded stainless steel pipes are made by rolling and welding a flat stainless steel plate or strip.

Stainless steel pipes are available in different sizes, thicknesses, and grades, depending on the specific application requirements. Common grades of stainless steel used for pipes include 304, 316, and 321, which offer excellent resistance to corrosion, high temperature, and pressure.

Stainless steel pipes have several advantages over other materials. They have superior strength and durability, making them suitable for high-pressure and high-temperature applications. They also have excellent resistance to corrosion, which extends their lifespan and reduces maintenance costs. Additionally, stainless steel pipes are easy to clean and maintain, making them hygienic for use in food processing and pharmaceutical industries.

Stainless steel pipes are used in a wide range of applications, including plumbing, transportation of fluids and gases, heat exchangers, condensers, boilers, and structural components. They are also used in architectural and decorative applications due to their aesthetic appeal.

In summary, stainless steel pipes are corrosion-resistant, durable, and versatile, making them a popular choice in various industries for their excellent performance and longevity.

Main Grades and Standards
Standards	AISI, ASTM, DIN, EN, GB and JIS;	ASTM A240/SA240, ASTM B688, ASTM B463/SB463 ASTM B168/SB168, ASTM B443/SB443, B424/SB424, B625/SB625, B575/SB575, JIS G4304, G4305, GB/T 4237, GB/T 8165, BS 1449, DIN17460, DIN 17441
Materials(Grade)	200series	201, 202, 202cu, 204
	300series	301, 302, 303, 304, 304L, 304H, 309, 309s, 310, 310S, 316, 316L, 316H, 316Ti, 317L, 321, 347
	400series	409,409L,410,420,430,431,440
	Duplex/Super Duplex Stainless	Duplex2205/s31803/s32205, Duplex2507, S32750, S32760,S25554,1.4418,1.4529,AL-6XN,347H,904L,F44 317L,318,329  2205,2507,F55,SUH616,4Cr14Ni14W2Mo
	Nickel-base Alloy	S31254, N08367, N08926, N08904, N08020, N06600, N06625, N08825, N08031, N06059, N10276, N06022, N10665, N10665, N10675, N02200/N02201, N08800, N08810, S30815
	Others	330/N08330, 333/N06333, 660, 630, 631, 17-4ph, 17-7 ph, 1cr13,2cr13,3cr13N,3cr13,409,416,439,405,04cr13Ni5Mo, 2cr12MoV,Gcr15,1cr17,4cr13,410-420-430-17-4PH,1cr17Ni2,9cr18mo, C276,C22,HB-2,HB-3,C4C2000, M400  K500,600, 601, 625,718,800H,825,GH3007/5K,GH3030,GH2747, GH1131,GH2132,GH2696,GH2747,GH2909,GH3030,GH3044, GH3128,GH4145/X750,GH4648,GH4738,GH5188,GH617,L605 1J,2J,3J,4J,1J79, XM-19  S21800,etc.

Chemical Composition	Tensile Strength	Yield Strength	Elongation	Hardness HRB
Grade 304 Stainless Steel (100% & MPA)
C≤0.08, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 8≤Ni≤10.5, 18≤Cr≤20	≥515	≥205	≥40	≤92
Grade 304L Stainless Steel (100% & MPA)
C≤0.03, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 8≤Ni≤12, 18≤Cr≤20	≥485	≥170	≥40	≤92
Grade 316L Stainless Steel (100% & MPA)
C≤0.03, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 10≤Ni≤14, 16≤Cr≤18	≥485	≥170	≥40	≤95

Production Application

Product Advantages

Features:
1. Our stainless steel tubes pipes are treated by bright annealing, inside weld bead removing, precise polishing. The roughness of
tubes could be under 0.3μm.
2. We have the non destructive testing ( NDT ), eg. online eddy current inspection and hydraulic or airtightness testing.
3. Thick welding, good appearance.The mechanical properties of tube could be tested.
4. The raw material is from Taigang, Baogang, Zhangpu and so on.
5. And Our tubes are certificated by AD 2000-W0, PED 2014/68/EU, ISO 9001 : 2015.
6. Full material traceability is guaranteed during the manufacturing process.
7. Polished tube is supplied in individual plastic sleeves with capped ends ensuring optimum cleanliness.
8. Internal Bore: Tubes have a smooth, clean and crevice free bore.
9. Market leading quality products.

Our Factory

Packaging & Shipping

Packaging Details
1. Waterproof paper, and steel strip packed ;
2. Standard Export Seaworthy Package ;
3. According to customer's requests ;
Port:Tianjin port,Qingdao port,Shanghai port or as customer requirement
 

Company Profile

FAQ

Q:Can I get samples before order ?

A:Yes, of course. Usually our samples are free,we can produce by your samples or technical drawings.

 

Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.

 

Q:How can I get a quotation from you ?

A:You can leave us message, and we will reply every message in time. Or we may talk on line.

 

Q:What product information do I need to provide?

A:You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

 

Q:Does the product have quality inspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.we accept the third party inspection absolutely.

 

Q:How do we trust your company?
We specialise in steel business for years as golden supplier on Alibaba, headquarter locates in Liaocheng, Shandong province, you are welcome to investigate in any ways, by all means, you could place an order in Alibaba with trade assurance which could secure your payment.