42CrMo Mill Liner Bolts
4140 Oval Head Bolt
,M48x150mm Hardware Bolts
Product Description
4140 Oval Head Bolt,42CrMo High Strength Cement Mill Liner Bolts M48x150mm Hardware Bolts
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:
EB China Manufacturing Grade 8.8 Socket Head Bolt and Nut Screw Washer DIN931 DIN933 Metric Titanium Galvanized
40Cr Grade 10.9 High Strength Structural Bolt and Nut M45 Fasteners Forged ISO Certified EB1110
Blue Anodized GR5 Titanium Bolts, Titanium Screws Nuts Washers Kit, High Strength Lightweight Corrosion Resistant Fasteners
