Material Grade: 40Cr;
Quality Level:12.9, 10.9, 8.8, 6.8, 4.8 Grade
Sizes: M20,M24, M27,M30,M36,M42,M45;
Specification: M48 x 180, M48 x 210, M48 x 330, M48 x 370, M48 x 390,M48 x 600, M48 x 700, M48 x 900,
Bolt-head Shape: oval head, square head,ellipse head;
Service Life Guarantee: 12 months under normal working condition
Application: Bolt Units for SAG Mill dia.7.39m
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.
Material Grade:M20 x 3.5 x 160 Long Concave Washer and Nuts with Rubber Ring
|Size||Without Nuts||With Nuts|
- 13 Year Experience in Heat-resistant Steel Field
- 18 Year Expertise in Wear-resistant Material Field
- 20 Year Customer-made High Quality Castings & Forgings
- The nearest seaport: Shanghai port
- The nearest airport: Shanghai Pudong airport
- Payment Terms:L/C,TT,West Union,Paypal
- Payment Condition:50% before production, 50% before delivery against complete set of inspection report
- Supply Capability: 10,000 tons per year
- Sample Availability: yes
- Sample Time:15-30 Days
- Packing: Plywood Cases or Steel Crates
- Delivery time: 45 working days per 20 tons regular castings & forgings
- Service: OEM, ODM or Customized
- 20-year Foundry Operation Experience.
- Friendly & High Efficient Technical & Commercial Communication
- Professional Export Practices: Exported to +60 Overseas Countries.