• www.ssm-pff.com ,an export and manufacturer for special materials pipes, tubes, fittings, materials including nickel-based alloy, austenitic, ferritic, duplex stainless steel
  • stainless steel seamless pipe,duplex stainless steel seamless tubes, nickel alloy, nickel base alloy seamless tube and pipe,butt-welding fitting, elbow, tee, cross, flange,valve.
  • Shangdun special materials co.,ltd is glable special alloy and stainless steel products company, which is international piping system material manufacturer and upplier, office located in Shanghai. In glable business, we have sucess to entrying North America, Europea, East Asia, Austrialia,Africa market.Our focus on natural gas transportation,offshore unit,chemical refining,nuclear power,shipbuilding,steel structure,machining and so on piping system engineering. 

We have strong resources integration, production and processing base are located in Shanghai and Jiangshu province, The factories in Shanghai and Jiangsu,which have vacuum smelting, non-vacuum smelting, horizontal continuous casting, forging, heat treatment and production lines advanced in the industry, and has international advanced technology and complete inspection means. Produces focus on : nickel base alloy,cobalt base alloy,iron base alloy,austenitic stainless steel,super austenitic stainless steel,duplex and super duplex stainless steel,high alloy material products; type are bars,pipes,tubes,fittings,flanges,which are widely used in metallurgy,cars,thermal power, nuclear power, petro-chemical, aviation and aerospace, rail transportation , paper industry,water industry and so on.

Material and size as follows: Nickel based Alloy : ASTM SB163, SB165, SB444, SB622, SB407, SB535, SB677, SB668, SB729,Inconel 600,601,625,670,690,718,X-750;Inconel 800,800H/HT,825,840,901,926,330,20;Hastelloy C-276
Super stainless steel: 904L,254MO
Duplex/Super Duplex UNS S31803,S32205,S32750,S32760, ASTM A/SA312, A/SA213, A/SA269, EN10216-5
Austenitic Pipe & Tube Standard:GOST9941-81, GOST5632-72 .ASTM/ASME A312/SA312, A269/SA269, ASTM A511, EN10216-5,DIN17458-85,DIN17456-85,JIS G3459,JISG3463,JISG3448,JISG3446,304,304L,316,316L,316Ti,310S,309S,321,321Ti,347

Oil and Gas
Cement and Minerals
Fertilizers and Petrochemicals
Metallurgy and cars industry
Mechanical industry
Wastewater Treatment and other water industry
paper industry,
aviation and aerospace
Transmission and rail transportation
thermal power and other power Generation 
nuclear power
Environmental and Safety


our strong supporting layer and our sales’ professional skills will help customers to supply efficient and timely packaged supporting serivces. We have some stock bars ,pipes, fittings .Our quality is always satisfied by our clients, we are strictly controling the whole production and testing. We will always adhere to the policy of
  • Ferritic & Martensitic Stainless Steel

    Ferritic and martensitic stainless steel heat transferring tubing is produced to applications where better mechanical properties, hardness, chloride induced pitting, crevice and stress corrosion cracking may be considered. And the high quality tube and pipe with such material can be also used for other specific applications as petro/gas industry, bearing machining …Typical Grade: 410/S,430,439,446,444,44660,440C,L80/13Cr,17-4PH,1.4418,S41426…

     

    Chemical Content and Mechanical Properties for Ferritic and Martensitic Stainless Steel Tube

     

    Standard Grade Chemical   Composition Mechanical Properties Elongation Hardness


    C Mn Si P S Cr Ni other Y.   S.  (MPa) T.   S.  (MPa) (%) (HRB)
    A/SA268 TP405 ≤   0.08 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 11.50~14.50 ≤   0.50 Al:0.10~0.30 ≥ 415 ≥ 205 ≥ 30 ≤ 85
    A/SA268 TP410 ≤   0.15 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 11.50~13.50

    ≥ 415 ≥ 205 ≥ 30 ≤ 85
    A/SA268 TP410S ≤   0.08 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 11.50~13.50
    ≥ 415 ≥ 205 ≥ 30 ≤ 85
    A/SA268 TP430 ≤   0.12 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 16.00~18.00
    ≥ 415 ≥ 205 ≥ 30 ≤ 85
    A/SA268 TP430Ti ≤   0.10 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 16.00~19.50 ≤   0.75 Ti:   5C~0.75



    A/SA268 TP446 ≤   0.20 ≤   1.50 ≤   1.00 ≤ 0.040 ≤ 0.030 23.00~27.00 ≤   0.75 N: ≤ 0.25 ≥ 415 ≥ 205 ≥ 30 ≤ 85
    A/SA268 TP409 ≤   0.08 ≤   1.00 ≤   1.00 ≤ 0.045 ≤ 0.030 10.50~11.70 ≤   0.50 Ti:   6C~0.75  N: ≤ 0.04 ≥ 415 ≥ 205 ≥ 30 ≤ 85
    A/SA268 TP439 ≤   0.07 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 17.00~19.00 ≤   0.50 Ti: 0.2+   4(C+N)~1.1  Mo:   1.75~2.5 ≥ 380 ≥ 205 ≥ 22 ≤ 80
    A/SA268 TP444 ≤ 0.025 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 17.50~19.50 ≤   1.00 (Ti+Cb):   0.2+ 4(C+N)~0.8 N:≤ 0.035 ≥ 415 ≥ 220 ≥ 22 ≤ 81
    A/SA756/268 440C 0.95~1.10 ≤   1.00 ≤   1.00 ≤ 0.025 ≤ 0.025 16.00~18.00 3.00~5.00 Mo: 0.4~0.7



    A/SA693 17-4PH ≤   0.07 ≤   1.00 ≤   1.00 ≤ 0.040 ≤ 0.030 15.50~17.50
    Cu: 3.0~5.0 Nb:   0.15~0.45



    GOST9941-81 15Cr25Ti ≤   0.15 ≤   0.80 ≤   1.00 ≤ 0.035 ≤ 0.025 24.00~27.00
    Ti:5C~0.90 ≥ 415 ≥ 205 ≥ 30 ≤ 85
    API 5CT L80/9Cr ≤   0.15 0.30~0.60 ≤   1.00 ≤ 0.020 ≤ 0.010 8.00~10.00 Mo: 0.90~1.10
    ≥ 655 ≥ 552 ≥ 20 ≤   23HRC
    API 5CT L80/13Cr 0.15~0.22 0.25~1.00 ≤   1.00 ≤ 0.020 ≤ 0.010 12.0~14.0

    ≥ 655 ≥ 552 ≥ 20 ≤   23HRC

    Other Cr alloy tubes available upon request.

     

    Size Tolerance 

     

    Size Tol.

    (ASTM A1016)

    Dimension(D) Wall thickness(S)
     

    (mm)

     

    Tolerance(mm)

     

    (mm)

     

    Tolerance(mm)

     

    Cold Drawn/Rolled Tube

    <25.4 +/- 0.1  

    ≤38.1

     

    +20%~0

    25.4~38.1 +/- 0.15
    >38.1~<50.8 +/- 0.2  

    >38.1

     

    +22%~0

    50.8~<63.5 +/- 0.25
    63.5~<76.2 +/- 0.3

    Size Tol.for pipes per ASTM A530


    Available Sizes

     

    Products

     OD   WT   Length
    Inch MM Inch MM Ft max. Mt max.
    Tube 1/2"-3" 12.0-76.2 0.02"-0.5" 0.5-12.0 105' 32.00
    Pipe NPS1/2"-6" 21.34-168.3 Sch10-Sch80 2.11-12.7 98' 30.00

     

    Super Length Tube/Pipe is our advantages.

     


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