AISI 304/304L/316/316L/321/410/430/C276 Hot Rolled Stainless Steel Round Seamless Pipes

AISI 304/304L/316/316L/321/410/430/C276 Hot Rolled Stainless Steel Round Seamless Pipes

MaterialStainless Steel
Surface Treatment2b, Ba, No.1, No.4, Hl, 8K, etc
UsagePipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
Section ShapeRound
Diameter8-660mm
Thickness1-150mm
Lengthas Required
DeliveryWithin 7 Days for Stock Cargo
Tolerance+/-0.2mm
StandardASTM, GB, API, JIS, BS, DIN, etc
Transport PackageStandard Exporting Package
SpecificationCUSTOMED
OriginChina
HS Code730449900
Production Capacity5000tons Per Months
Product NameStainless Steel pipe
Pipe Process TypeSeamless: Hot rolled, cold drawn, cold rolled, etc.
Welded: ERW, SAW, EFW, etc.
StandardDIN, BS, EN, ISO, GB, AISI, SAE, GOST, IS, KS, ANSI, AFNOR, UNI, CSA, AS/NZS.
Specification and GradesStainless Steel:
ASTM A312, ASTM A269, ASTM A358, ASTM A778, ASTM A790
304, 304L, 316, 316L, 310, 317L, 321, 347, 410, 904L
ShapeRound, Square, Rectangular, Oval, Hexagonal, etc.
Size RangeOD: 6mm-2500mm
WT: 1mm-150mm
Length: 6m 9m 12m OR others
Application IndustryOil and Gas, Construction, Water Supply and Treatment, Automotive, Power Generation, etc.
Pipe EndsPlain End (PE), Beveled End (BE), Threaded End (TE), Grooved, Bell End, Tapered, Expanded.
ToleranceAs standards’ Requirements
CertificationGB/T19001-2016/ISO9001:2015
GB/T24001-2016/ISO14001:2015
GB/T 45001-2020/ISO 45001:2018
Processing ServiceCutting, Bending, Threading, Welding, Grooving, Coating, Drilling, Galvanizing, Heat Treatment, Punching.
MOQ1 Ton
PackagingBundled, Wooden Cases, Plastic Wrapping, Plastic Caps, Palletized, Shrink Wrapped, Plastic Bagged, Steel Crates, Loose, Boxed.
Delivery TermEXW, FOB, FCA, etc.
Delivery Time3-5 days for the regular models, and 7 to 10 working days for the special sizes and processing
Payment TermT/T, L/C, D/P, etc.
CustomizationCustomization Available
Austenitic Stainless Steel201, 301, 304, 305, 310, 314, 316, 321, 347, 370, etc
Martensitic Stainless Steel410, 414, 416, 416, 420, 431, 440A, 440B, 440C, etc
Duplex Stainless SteelS31803, S32101, S32205, S32304, S32750, etc
Ferritic Stainless Steel429, 430, 433, 434, 435, 436, 439, etc

Surface Finish

SurfaceCharacteristicProcessing Technology
N0.1OriginalPickled after hot rolling
2DBluntHot rolling + annealing shot peening pickling + cold rolling + annealing pickling
2BBlurredHot rolling + annealing shot peening pickling + cold rolling + annealing pickling + tempering rolling
N0.3MattePolishing and tempering rolling with 100-120 mesh abrasive materials
N0.4MattePolishing and tempering rolling with 150-180 mesh abrasive material
NO.240MattePolishing and tempering rolling with 240 mesh abrasive materials
NO.320MattePolishing and tempering rolling with 320 mesh abrasive materials
NO.400MattePolishing and tempering rolling with 400 mesh abrasive materials
HLBrushedGrind the surface of the steel belt with an appropriate grinding grain size to makeit show a certain longitudinal texture
BABrightThe surface is annealed and shows high reflectivity
6KMirrorRough grinding and polishing
8KMirrorFine grinding and polishing

Are you a factory or a trading company?

We are a dedicated factory specializing in the manufacturing of seamless stainless steel pipes. Additionally, we offer welded stainless steel pipes and pipe fittings to meet your comprehensive needs. Our in-depth market knowledge ensures that we deliver only the highest quality products, each meticulously inspected before shipment.

Do you have any certificates?

We proudly hold numerous prestigious domestic and international certifications, including the EU ISO9001 Quality Management System Certification, TUV Welding Certification, and the China Pressure Pipe Manufacturing License (TS).We are also exclusively authorized by the American Hastelloy Company in China for the collaboration, development, and production of Hastelloy long products.

What is your delivery time?

Delivery time primarily depends on your order volume. Typically, we deliver within approximately one month for a standard 40FT container. For in-stock items, shipping can be expedited to just 5 days.

What are your payment terms?

Our standard payment terms are a 30% deposit with the remaining balance against the bill of lading. We also accept L/C. Shipping terms include EXW, CFR, and CIF, tailored to your preference.

How can you guarantee the quality of my goods?

We ensure all materials undergo 100% PMI testing and precise measurement before shipping. We welcome third-party inspections and provide the EN10204.3.1B Mill Test Certificate for all materials.

How do you establish long-term and positive business relationships?

1. We maintain superior quality and competitive pricing to maximize our customers’ benefits.
2. We respect every customer, conducting business with sincerity and maintaining high service standards both before and after every transaction.