EB Full Thread Hex Allen Key Bolt DIN912 High Strength
EB High Strength Full Thread
,DIN912 Liner Bolt
,Hex Allen Key Bolt
Product Description
EB High Strength Full Thread 12.9 Hex Allen Key Bolt DIN,DIN912 8.8/10.9/12.9 M3-M52
1. Material Grade:4140(42CrMo)
2. Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade
3. Sizes: M20,M24, M27,M30,M36,M42,M45;
4. Specification:M48 x 150,M48 x 180,M48 x 210,M48 x 330,M48 x 370,M48 x 390,M48 x 600,M48 x 700,M48 x 900,M48 x 1080
5. Bolt-head Shape: Oval head, Square head,Ellipse head;
6. Special Features:
1. The high strength bolts have been widely used in large ball mills up to dia.12-meter mills.
2. The high strength screws can be reliably used in small,middle and large cement mills,coal mils and mine mills.
3. The high strength bolts have been properly heat-treated to achieve better mechanical properties.
4. The standard bolt units include one rubber ring,concave washer,spring washer and nut.
7. Chemical Composition:
|
Composition(%) |
C |
Si |
Mn |
S |
P |
Cr |
Mo |
|
42CrMo(4140 Grade8.8) |
0.38-0.45 |
≤0.40 |
0.60-0.90 |
≤0.035 |
≤0.035 |
0.90-1.20 |
0.15-0.30 |
8. Product Details Picture:
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