Shipbuilding Application

OSNA®-10 and OSNA®-30                                                                                    cunova_sRGB_Logo_Endorsement

OSNA®-10 (CuNi 90/10)

6-457 mm O.D. seamless, up to 1200 mm O.D. seam-welded

International Standardskme_3_02_01_00017_b_00_c
DIN CEN/TS 13388 (CW352H)
DIN 86019 2.1972
BS 2871 CN 102
EEMUA 234 UNS 7060x
ASTM-B-466 C 70600
MIL-T-16420 K C 70600
JIS H 3300 C 7060T

OSNA®-30 (CuNi 70/30)

6-323.9 mm O.D. seamless, up to 1200 mm O.D. seam-welded

International Standards
DIN CEN/TS 13388 (CW354H)
DIN EN 12449
ASTM-B-466 C 71500
MIL-T-16420 K C 71500
JIS H 3300 C 7150T

 

Besides pipes, cunova offers a comprehensive range of fittings in different sizes and dimensions, enabling seawater pipe systems to be constructed for different applications.

COMPARISON OF STANDARD SPECIFICATIONS FOR OSNA®-10 (CUNI 90/10)

 

cunova Alloy OSNA®-10 (CuNi 90/10)

DIN CEN/TS 13388 CW352H

DIN86019 WL 2.197

BS 2871(1)  CN 102

DIN EN 12449

EEMUA 234-2016 UNS C7060X

MIL-T-16420K ASTM B466(2)     C70620

JIS H 3300  C7060 T

Ni %

10.0 – 11.0

9.0 – 11.0

9.0 – 11.0

10.0 – 11.0

9.0 – 11.0

10.0 – 11.0

9.0 – 11.0

9.0 – 11.0

Fe %

1.5 – 1.8

1.0 – 2.0

1.5 – 1.8

1.0 – 2.0

1.0 – 2.0

1.5 – 2.0*

1.0 – 1.8

1.0 – 1.8

Mn %

0.6 – 1.0

0.5 – 1.0

0.5 – 1.0

0.5 – 1.0

0.5 – 1.0

0.5 – 1.0

max. 1.0

0.2 – 1.0

C %

max. 0.02

max. 0.05

max. 0.05

max. 0.05

max. 0.05

max. 0.05

max. 0.05

max. 0.05

Pb %

max. 0.01

max. 0.02

max. 0.01

max. 0.01

max. 0.02

max. 0.01

max. 0.02

max. 0.05

S %

max. 0.005

max. 0.05

max. 0.005

max. 0.05

max. 0.05

max. 0.02

max. 0.02

-

P %

max. 0.02

max. 0.02

max. 0.02

-

max. 0.02

max. 0.02

max. 0.02

-

Zn %

max. 0.05

max. 0.05

max. 0.05

-

max. 0.05

max. 0.20

max. 0.05

max. 0.05

Sn %

 

max. 0.03

-

-

max. 0.03

-

-

-

other imp.

max. 0.20

max. 0.20

max. 0.20

max. 0.30

max. 0.20

max. 0.30

-

-

Cu %

rem.

rem.

rem.

rem.

rem.

rem.

rem.

+Ni+Fe+Mn min 99.5

(1) no longer valid

(2) equal to C 70600 for subsequent welding

* the iron content has been specified to improve corrosion resistance

COMPARISON OF STANDARD SPECIFICATIONS FOR OSNA®-30* (CUNI 70/30)

 

cunova Alloy OSNA®-30 (CuNi 70/30)

DIN CEN/TS 13388 CW354H

BS 2871(1) CN 107

DIN EN 12449

MIL-T-16420K ASTM B466(2)     C71520

JIS H3300 C7150 T

Ni %

30.0 – 32.0

30.0 – 32.0

30.0 – 32.0

30.0 – 32.0

29.0 – 33.0

29.0 – 33.0

Fe %

0.6 – 1.0

0.4 – 1.0

0.4 – 1.0

0.4 – 1.0

0.4 – 1.0

0.4 – 1.0

Mn %

0.5 – 1.0

0.5 – 1.5

0.5 – 1.5

0.5 – 1.5

max. 1.0

0.2 – 1.0

C %

max. 0.04

max. 0.05

max. 0.05

max. 0.05

max. 0.05

Pb %

max. 0.01

max. 0.02

max. 0.03

max. 0.02

max. 0.02

max. 0.05

S %

max. 0.01

max. 0.05

max. 0.02

max. 0.05

max. 0.02

P %

max. 0.01

max. 0.02

max. 0.02

max. 0.02

max. 0.02

Zn %

max. 0.20

max. 0.50

max. 0.50

max. 0.50

max. 0.50

max. 0.50

Sn %

 

max. 0.05

max. 0.05

other imp.

max. 0.20

max. 0.20

max. 0.30

max. 0.20

Cu %

rem.

rem.

rem.

rem.

rem.

+Ni+Fe+Mn min 99.5

(1) no longer valid

(2) equal to C 71500 for subsequent welding