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UNS S31254 (254SMO) Seamless Tube OD : 38.1 mm Tube Thickness : 3 mm Length 6M

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UNS S31254 (254SMO) Seamless Tube OD : 38.1 mm Tube Thickness : 3 mm Length 6M

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Large Image :  UNS S31254 (254SMO) Seamless Tube OD : 38.1 mm Tube Thickness : 3 mm Length 6M

Product Details:
Place of Origin: China
Certification: ISO MTC
Model Number: 254SMO UNS S31254
Payment & Shipping Terms:
Minimum Order Quantity: 100KGS
Price: USD 30-50/KG
Packaging Details: Wooden Box
Delivery Time: 7 Days
Payment Terms: L/C, T/T, Western Union
Supply Ability: 50000KGS

UNS S31254 (254SMO) Seamless Tube OD : 38.1 mm Tube Thickness : 3 mm Length 6M

Stock: Always In Good Stock Schedule: SCH5 SCH10 SCH40S SCH80S
Hardness: Customized Tolerance: ±5%
Technology: Cold Drawn Inner: Clean
Steel Grade: 254SMO UNS S31254 Dnt: ET,UT,PT,HT
Products: Stainless Steel Seamless Tube Outer Diameter: 6mm - 630mm
Customized Service: Demand Customization

UNS S31254 (254SMO) Seamless Tube OD : 38.1 mm Tube Thickness : 3 mm Length 6M


More than 10 years of history of SeamlessTube&Pipe manufacturing for Austenitic Steel ,(Super) Duplex steel and Nickel Alloy Steel, including 304, 304L, 316L, 310S, 904L, 316Ti, 317L, 347H, 321, 309S, 314, UNS S32205, UNS S32750, UNS S32760, S30815(253MA), UNS S31254, N08800, 800H (N08810), 825 (N08825), 600 (UNS N06600), 625 (UNS N06625), Monel 400 (UNS N04400), Hastelloy C-276, etc. Up to now, we've passed the certificates of PED, AD2000, GOST,BV, ISO9001,ISO14001, ISO45001 etc.
Our constant improvement and growth enable us to be one of the best pipeline suppliers in the world. Our goal is to be a world-class pipe manufacturer, providing high-quality Austenitic stainless-steel pipe/tube, duplex stainless-steel pipe/tube, and nickel alloy pipe/tube to the world.

Size range: Outer diameter :1/8 "to 36" (6-914mm)
WT: 10S to XXS (1mm-45mm)
"Survival by quality, development by efficiency, return to customers with honesty and trustworthiness" is our aim.We look forward to establishing long-term and win-win cooperation with you.

Product Description
Item Seamless Steel Industrial Pipe
Standard ASTM,AISI,ANSI,DIN,JIS,EN,GB,Non-standard
Steel grade Austenitic Stainless Steel : 304,304L,316L,310S,316Ti,316LN,317L,321,347H,321,309S,314
Duplex Steel: 904L,UNS S32205, UNS S32750, UNS S32760, S30815(253MA),UNS32550,UNS S31254
Nickel Alloy Steel:625 (UNS N06625),600 (UNS N06600),601 (UNS N06601),718 (UNS N07718),Alloy 800/800H/800HT(UNS N08800/N08810/N08811),825 (UNS N08825),201 (UNS N02201),ect
Hastelloy Steel: C-276/HASTELLOY C276/N10276/2.4819/Inconel 276,Hastelly B-2/UNS N10665/2.4617 ,Hastelloy B-3/Alloy B-3/ UNS N10675,Hastelloy C22 /UNS N06022
Monel Steel: Alloy 400/UNS N04400/Monel 400.
Surface/Interior Polishing, Annealing, Pickling, Bright, Hairline, Mirror, Matte
Outer Diameter 6~914mm/(1/8"~36")
Thickness 1~45mm/Sch10s~Sch XXS
Length 1500mm~12000mm,as customized.
Technique Hot-rolled/Cold-rolled/Cold drawing
Price terms EXW/FOB/CIF/CRF



Stainless steel grade 254 SMO is a very high end austenitic stainless steel. It is designed with a combination of impact toughness resistance to chloride stress corrosion cracking, and pitting and crevice corrosion with strength that is twice that of the stainless steel 300 series.

For certain applications, grade 254 SMO™ has been reported to be a cost-effective substitute for high nickel and titanium alloys. It is known to possess excellent workability as well.

The following sections will discuss in detail about stainless steel grade 254 SMO™.

Chemical Composition

The chemical composition of stainless steel grade 254 SMO™ is outlined in the following table.

Element Content (%)
Iron, Fe 55.69
Chromium, Cr 20
Nickel, Ni 18
Molybdenum, Mo 6.1
Nitrogen, N 0.20
Carbon, C 0.010

Physical Properties

The physical properties of stainless steel grade 254 SMO™ are tabulated below.

Properties Metric Imperial
Density 8 g/cm3 0.289 lb/in3

Mechanical Properties

The following table shows mechanical properties of stainless steel grade 254 SMO™.

Properties Metric Imperial
Tensile strength 680 MPa 98600 psi
Yield strength 300 MPa 43500 psi
Modulus of elasticity 195 GPa 28300 ksi
Shear modulus 75 GPa 10900 ksi
Poisson’s ratio 0.30 0.30
Elongation at break 50 % 50 %
Hardness, Brinell 210 210

Thermal Properties

The thermal properties of stainless steel grade 254 SMO™ are tabulated below.

Properties Metric Imperial
Thermal expansion co-efficient (@20-100°C/68-212°F) 16.5 µm/m°C 9.17 µin/in°F
Thermal conductivity 14 W/mK 97.2 BTU in/hr.ft².°F

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Q1:What product information must I provide before making a purchase?
Please provide the Grade, Outside Diameter, Thickness, and surfacetreatment requirements, as well as the quantities you require.

Q2:What shipping ports are there?
We normally ship from Shanghai and Ningbo ports.

Q3:What are your payment terms?

30% T/T in advance and 70% balance before shipment or based on BL copy or LC at sight.

Q4:What about product pricing information?
Prices vary due to changes in raw material prices on a regular basis.

Q5:Is it possible to send samples?
Of course, we offer free samples and express shipping to customers all over the world.

Q6:Do you offer a service for customized products?
Yes, we can produce according to your specifications and drawings.

Q7:Can I visit your factory?
Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.

Q8:Can you assist me in importing steel products for the first time?
Yes, we have shipping agent who will arrange the shipment with you.

Q9. What is your delivery time?
Small trial order takes 5-10 days. Container order need 20-30 days.


Contact Details

Contact Person: Mr. Gao Ben

Tel: +86-18068357371

Fax: 86-0510-88680060

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