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RATNA CR 9 SPL (AWS A5.5 E9016 B9)

Product Specification

Hydrogen controlled iron powder Electrode for welding Creep-Resistant with High alloyed, 9Cr-1Mo steels.

 CLASSIFICATION          : AWS/SFA-5.5: E 9016 B9

 CHARACTERISTICS     : A basic coated, hydrogen controlled, iron powder type electrode, producing 9% Cr / 1.0% Mo deposit. Weld deposit is of radiographic quality, highly resist to corrosion, oxidation and exhibits creep resistance property at elevated temp. up to 600°C. The finish is excellent.

 APPLICATION               :

 1) Ideally suitable for oil refinery petrochemical industries, chemical industries.

2) Power house applications where steels of similar compositions are used.

3) For welding 7-10% Cr 1% Mo steels and castings of similar compositions.

 RE-DRY CONDITION      : Re-Dry the electrode at 350°C for 1 hrs before use.

 ALL WELD CHEMICAL COMPOSITION %

C

Mn

Si

S

P

Cr

Mo

0.08-0.13

1.20 Max

0.30 max

0.010 Max

0.010 Max

8.00-10.50

0.85-1.20

Ni

V

Cu

Nb

N

 

 

0.80 Max.

0.15-0.30

0.25 Max.

0.02-0.10

0.02-0.07

 

 

 ALL WELD MECHANICAL PROPERTIES (PWHT 760°C/ 2Hrs):

YS

(N/mm2)

UTS

(N/mm2)

EL %

(l=4d)

530 Min.

620 Min.

17 Min.

 DIEMENSION, CURRENT CONDITION & PACKING DATA       

Size(mm)

(Dia)

Size(inch)

(Dia)

Current Condition

(DC+) Amps

No. of Pcs./pkt.

No. of Pcs./Case

2.50/ 2.40 X 350

3/ 32” X 14”

60-80

170

640

3.15/ 3.20 X 450

1/ 8” X 18”

100-140

110

440

4.00 X 450

5/ 32” X 18”

140-180

70

280

5.00 X 450

3/ 16” X 18”

190-240

48

192

Customer packing on request.

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