ISO 9177-3:1994 PDF
Mechanical pencils — Part 3: Black leads — Bending strengths of HB leads
Mechanical pencils — Part 3: Black leads — Bending strengths of HB leads
- Статус документа:
- Отменён
- Формат:
- Электронный (PDF)
- Количество страниц:
- 5
- Дата публикации:
- 30 июня 1994 г.
- Издание:
- ISO IS 9177 edition 1 version 1
- ICS:
- 01.100.40
Specifies bending strengths and a test method for black leads of HB hardness degree used for mechanical pencils for technical drawings.
Технические детали
- Технический комитет
- ISO/TC 10 - Technical product documentation
- SKU
- ISO 9177-3:1994
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