DUPLEX SEAMLESS PIPES ASTM A790 S32205 S31803

DUPLEX SEAMLESS PIPES ASTM A790 S32205 S31803

S32205
DUPLEX SEAMLESS PIPES ASTM A790 S32205 S31803
DUPLEX PIPES ASTM A790 S32205 S31803

S32205 DUPLEX SEAMLESS PIPES ASTM A790 S31803

S32205 DUPLEX SEAMLESS PIPES ASTM A790 2205 S31803

  • 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 S322205/S31803 OD XXX THK XXX 6METERS LOT NO.(***) ET/UT

S32205 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

N

≤0.03

≤1.00

≤2.00

≤0.030

≤0.02

21.00-23.00

4.50-6.50

Balance

2.50-3.50

0.08-0.20

 

MECHANICAL PROPERTIES

Test Item

Y.S.(Mpa)Rp0.2

T.S.(Mpa)

E.l.(%)In 2 In

 
 

Min

450

620

25

 

 

APPLICATION AREA:

  1. PRESSURE VESSEL, HIGH RESSURE STORAGE TANK,HIGH PRESSURE PIPELING,HEAT EXCHANGER(CHEMICAL PROCESSING INDUSTRY)
  2. OIL AND GAS PIPELINE
  3. SEWAGE TREATMENT SYSTEM
  4. PULP AND PAPER INDUSTRY,BLEACHING EQUIPMENT,STORAGE AND PROCESSING SYSTEMS
  5. FOOD PROCESSING EQUIPMENTS

AVAILABLE PIPES FROM OUR STOCK

Duplex Seamless pipes s32205 s31803

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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