SUPER DUPLEX PIPE SEAMLESS ASTM A790 S32750

SUPER DUPLEX PIPE SEAMLESS ASTM A790 S32750

SUPER DUPLEX PIPE
SUPER DUPLEX PIPE SEAMLESS ASTM A790 S32750
SEAMLESS ASTM A790 S32750

SUPER DUPLEX SEAMLESS PIPES ASTM A790 S32750

SUPER DUPLEX PIPE SEAMLESS  ASTM A790 S32750 2507

  • AVAILABLE DIAMETER: 1/8”~24”
  • AVAILABLE THICKNESS: SCH10S,SCH40, SCH XS, SCH 60,SCH80S,SCH120,SCH1160,SCH XXS
  • LENGTH: 6METERS FIXED LENGTH OR BY ORDER
  • ANNEALING AND PICKLING
  • ENDS: PLAIN ENDS, BEVELED ENDS
  • TOLERANCE OF THICKNESS: +10%/-5%
  • PACKING: ENDS WITH PLASTIC CAPS, THEN BUNDLES OR WOODEN CASES
  • MARKING: LOGO,SMLS,ASTM A790 S32750 OD XXX THK XXX 6METERS LOT NO.(***) ET/UT

SUPER DUPLEX SEAMLESS STEEL PIPES

TESTING:

  1. 100% PMI
  2. HYDROSTATIC TEST (HOLD TIME=8S)/ET/UT
  3. HEAT TREATMENT: 1900°F(1040℃ ), IN RAPIDLY COOLED BY WATER FOR 2MINS.
  4. MATERIAL CONFORMS TO NACE MR-0175
  5. INTERGRANULAR CORROSION TEST AS PER ASTM A262 PRACTIVE ’E’
  6. FLATENING TEST

CHEMICAL COMPOSITION (%)

C

Si

Mn

P

S

Cr

Ni

 Fe

Mo

Cu

≤0.03

≤0.08

≤1.20

≤0.035

≤0.02

24.00-26.00

6.00-8.00

Balance

3.00-5.00

≤0.5

 

MECHANICAL PROPERTIES

Test Item

Y.S.(Mpa)Rp0.2

T.S.(Mpa)

E.l.(%)In 2 In

 
 

Min

550

800

15

 

 

APPLICATION AREA:

  1. HEAT EXCHANGERS
  2. SHOWERS AND DEVICES FOR OIL REFINING
  3. CHEMICAL FERTILIZER
  4. PAPER MADING
  5. CHEMICAL INDUSTRY

AVAILABLE PIPES FROM OUR STOCK

Super Duplex Seamless pipes s32750

DN Diameter: DN20, DN25, DN32, DN40, DN50, DN65, DN80, DN90, DN100, DN125, DN150, DN200

Nominal pipe size: 1/2inch, 3/4inch, 1inch, 1-1/4inch, 1-1/2inch, 2inch, 2-1/2inch, 3inch, 4inch, 5inch, 6inch, 8inch

Schedule thickness: SCH10, SCH40, SCH40S, SCH60, SCH80, SCH80S, SCH100, SCH120, SCH160, SCH XXS, SCH STD

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