Quality is our primary concern which is why we test our products in our own in-house laboratory by ourselves. Here we scrutinize them according to international standards and customer-specific requirements.
| Test method | Regulation/norm |
|---|---|
| Hardness testing according to Brinell | DIN EN ISO 6506 |
| Hardness testing according to Rockwell, procedure C (HRC) | DIN EN ISO 6508 |
| Charpy impact test (RT up to -76°C) | DIN EN ISO 148 |
| Tensile test at room temperature | DIN EN ISO 6892 |
| Steel hardenability test (Jominy) by end quenching | DIN EN ISO 642 |
| Micrographic examination of the non-metallic inclusion content of steels using standard pictures | DIN EN 10247 |
| Determination of the apparent grain size | DIN EN ISO 643 |
| Dye penetrant testing | all ISO standards, as well as SEP 1936 |
| Magnetic powder testing | all ISO standards |
| Ultrasonic test | all ISO standards, as well as SEP 1921 and 1923 |
| Scleroscope hardness testing (EQUOTIP) | ASTM A956-96 |
Our phone numbers
von schaewen GmbH Headquarter
T +49 201. 8110 – 0
Sales Forged Products
T +49 201. 8110 – 180
Sales Flat Products
T +49 201. 8110 – 181
Sales Merchant Bars
T +49 201. 8110 – 182
Sales Steel Constructions
T +49 201. 8110 – 183
Sales Large-Scale Mechanics
T +49 201. 8110 – 184