|
風(fēng)電設(shè)備專(zhuān)用緊固件 |
 |
|
應(yīng)用范圍 |
|
風(fēng)電設(shè)備的固定和連接緊固使用，一般成套裝配。 |
|
基本參數(shù) |
● 材料：合金鋼
● 規(guī)格：M24-M100(/1″-4″)
● 長(zhǎng)度：20mm～1500mm
● 等級(jí)：
● 鋼ISO898:8.8～12.9;J429 Gr.2-Gr.8
● 表面：發(fā)黑、鍍鋅、熱鍍鋅、達(dá)克羅、特氟龍等 |
|
型式尺寸及標(biāo)記示例 |
 |
|
參數(shù)表 |
|
Bolt specifications and reference standards |
|
Material |
Steel |
|
General requirements |
EN 14399-1 |
|
Thread |
Tolerance |
6ga |
|
International Standard |
ISO261,ISO 965-2 |
|
Mechanical properties |
Property class |
10.9 |
|
European Standard |
EN ISO 898-1 |
|
Impact strength |
Value |
K vmin=27 j at-20℃ |
|
Test pieceb |
ISO 148 |
|
Test |
EN 10045-1 |
|
Tolerance |
Product grade |
C except:
dimensions c and r
Tolerance for lengths≥155mm: +IT 17 |
|
International Standard |
EN ISO 4759-1 |
|
Surface finishc |
normal |
as processedd |
|
hot dip galvanized |
EN ISO 10684 |
|
others |
to be agreedd |
|
Surface discontinuities |
Linits for surface discontinuities as specified in EN 26157-1. |
|
Acceptability |
For acceptance procedure,see EN ISO 3267. |
|
