SS 14 01 O135 is a very high grade of gray cast iron used in Sweden. It is also named as GG35 in standard DIN 1691 by Germany and Austria
SS 14 01 O135 equivalent grades:
Besides GG35 in standard DIN 1691, this grade is also equivalent to the following grades:
ISO 185 - GRADE 350
GB 9439 - HT350 in China
ASTM A48 - Class 50 in USA
EN 1561 - EN-GJL-350 in European
JIS G5501 - FC350 in Japan
NF A32-101 - FGL350 in France
BS 1452 - 350 in UK
UNI 5007 - G35 in Italy
UNF - FG35 in Spain
NBN 830-01 - FGG35 in Belgium
AS 1830 - T350 in Australia
NS11 100 - SJG350 in Norway
The chemical composition for O135 (Sweden: SS 140 01) gray cast iron:
The normal chemical composition for this grade is as the following:
C % |
Si % |
Mn % |
P % |
S % |
2.9-3.6 |
1.4-2.5 |
0.45-1.0 |
0.30 max |
0.12 max |
As for normal grey iron, the chemical composition is not important comparatively. The iron foundries could adjust the compositions according to their experience as long as they could meet the physical and mechanical requirements.
The mechanical properties and microstructure for O135 (Sweden: SS 14 01) gray cast iron:
Material Designation |
O135 (Sweden: SS 14 01) |
Tensile Strength (min) – N/mm2 |
350 – 450 |
0.1% Proof Stress (min) information only % |
228 – 285 |
Elongation (min) N/mm2 |
0.8 – 0.3 |
Compression Strength N/mm2 |
1080 |
Brinell Hardness information only BHN |
235 – 275 |
Predominant Structure |
Pearlite |
Only the tensile strength is the quality inspection standard. Other mechanical properties are only for reference unless the buyers have particular requirements. |
