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| Chinese National Standard Category: Elastic elements |
| English Title: | Design and Manufacture of Cylindrical Spiral Compression Spring and Extension Spring of Piano Wires |
| Chinese Title: | 琴钢丝圆柱螺旋压缩、拉伸弹簧的设计与制造 |
| Standard No.: | HB/Z 240-1993 |
| Category No.: | V23 |
| Issued by: | |
| Issued on: | 1994-06-01 |
| Implemented on: | 1994-6-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 11000 words |
| Similar Standards: | QJ 3210-2005 HB 5867-5868-1990 HB 5865-5866-1990 HB 8291-2002 HB 2-55-1994 HB 2-54-1994 HB/Z 240-1993 HB 5869-1990 HB/Z 18-1990 QJ 1787-1989 HB 0-60-1983 |
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