Customized 654Smo Super Austenitic Stainless Steel Pipe

Customized 654Smo Super Austenitic Stainless Steel Pipe

Model NO.654Smo
Grade600 Series
CertificationISO, AISI, ASTM, GB, EN, DIN, JIS
ShapeRound
TechniqueHot Rolled,Cold Drawn,Forged
Surface TreatmentBright
Heat TreatmentQuenched,Tempered,Annealed
PaymentsT/T or L/C at Sight
Delivery Timein 10-50 Days
Surface RequireBlack,Grinding,Bright,Polish
Tolerance±1%
Alloy or NotIs Alloy
Model Number654Smo
Special UseCold Heading Steel
ApplicationHigh Strength Steel Parts
Transport PackageSeaworthy Packing
SpecificationDiameter: 20mm-1000mm Length: 500mm-6000mm
TrademarkAsiaalloy
OriginMade in China
HS Code7222110000
Production Capacity2000tons/Month


654SMO stainless steel is a super austenitic stainless steel which contains 23% nickel, 25% chromium and 7% molybdenum.

The nitrogen content of 654SMO stainless steel is twice as high as 254SMO grade, and its strength is higher than 904L stainless steel  and 254SMO stainless steel.

654SMO super austenitic stainless steel strip has very good local corrosion resistance.

It has good pitting corrosion resistance and good stress corrosion resistance under the conditions of sea water, aeration, crevices, and low-speed erosion.

Chemical composition% of 654SMO Alloy

GradeStandardCSiMnPSCrNiMo
654SMOASTM≤0.02≤0.05≤4.00≤0.030≤0.00523.00-25.0021.00-23.007-8

Typical Mechanical Properties

Material0.2 % Yield Strength Rp0.2(N/mm²) Tensile Strength Rm(N/mm²)Elongation (%)Hardness(HV)Hardness(HRB)
654SMO≥ 430≥ 750≥ 40≤ 250≤ 100

Product Sales Information: 

Material654SMO steel round bar
SizeDiameter:20mm-1000mmLength:500mm-6000mm
Origin place Made In China
Delivery ConditionHot rolled,cold drawn,forged
Surface requireBlack,grinding,bright,polish
Heat treatmentQuenched,Tempered,annealed
Packingseaworthy packing ,wooden case ,carton,woven bag or at client’s requires
Delivery timeIn 10-50 days
Trade TermEXW,FOB,CIF
PaymentsT/T or L/C at sight
PortChina main Port,such as shanghai,Dalian,Shenzhen port.
MOQ1 Ton

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.