Bolt Manufacturers Special Shape Bolt High Tensile Steel For Ball Mill Machinery Carbon Steel Black Oxide Crusher Bolts
1. Grade: 4140 steel 12.9
2. Size: M3-48
3. Standard: DIN
4. Certification: ISO9001, SGS, CTI, ROHS
The main bolts are as following:
01 D bolt
02 Oval bolt
03 Flat counter sunk nib bolts
04 Square head bolt
05 Bucket-type bolt
06 Waist-type bolt We could custom-tailor according to the drawings Description: liner bolts,nuts, non-standard fasteners etc 1) Size: From M20 to M52 Ball screws can be divided according to the head shape: oval head bolts, square head bolts, with mortise bolts, kidney-shaped bolts, bucket-type bolt, D-bolts, bolts and other horn. By the use of ball screw position can be divided into: compartment liner bolts, discharging grate plate bolts, bolt ladder liner, cylinder bolts, fixed cone liner bolts, bolts and export hopper lining watts, bulkhead bracket bolts and manhole bolts, grid plate bolts, cap liner bolts.
5. 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.
6. 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 |
7.Description:
| Product Name | Special bolt nut ball mill machinery liner plate bolts |
| Material | Stainless Steel,Alloy Steel,Carbon Steel,Brass,Aluminum or as your requirements |
| size | M2~M30 or custom Made |
| Finish | Plain, black, zinc plated/according to your requirement |
| Standard | ISO,GB,DIN,JIS,ANSI/ASME,BSW,Non-standard. or base on the Drawings or Samples |
| Usage | Car,Machinery etc |
| Certificate | ISO9001,IATF16949,SGS,ROHS,etc |
| Used | Building industry machinery |
8. Product Details Picture:
Product Tags:
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4140 Steel High Tensile Nut Bolt M48 Black Oxide Hex Head Bolts Images
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