China Excavators Flanged Swing Bearing Row Roller Slewing Crane Internal External Gear double row ball bearing

Item Description

one. Description

NO. Kind NO. Type NO. Variety NO. Variety NO. Sort NO. Type
  51 PC450-six one hundred SK200-five 149 HD700-5 198 DH215-seven 247 220
1 PC30-2 fifty two PC450-7 one hundred and one SK200-6 one hundred fifty HD700-seven 199 DH225-7 248 fifty five
two PC30 (Z=92)   102 SK210-6E 151 HD770-1 two hundred DH280 249 210B
3 PC50-seven fifty three EX40-one 103 SK200-eight 152 HD770-two 201 DH290 250 60
4 PC55 fifty four EX60-1 104 SK07-one 153 HD800-7 202 DH300-5 251 sixty five
5 PW60-5 55 EX60-two one hundred and five SK07-two 154 HD770SE 203 DH300-seven 252 75
six PC60-5 fifty six EX60-3 106 SK907B 155 HD800-five 204 DH10L 253 one hundred thirty five
7 PC60-6(Z=76) fifty seven EX60-five 107 SK07-N2(1) 156 HD820-three 205 DH370-seven 254 two hundred
eight PC60-6(Z=80) 58 EX75 108 SK07-N2(2) 157 HD820-one 206 DH420 255 70
9 PC60-7(Z=76) fifty nine EX90 109 SK235 158 HD900-7 207 DH320 256 80
10 PC60-7(Z=80) sixty EX100-one a hundred and ten SK260-8   208 DH330-3 257 200
eleven PC90-six sixty one EX120-1 111 SK230-six 159 SH60-1   258 360
12 PC100-5 62 EX120-two 112 SK330-3 one hundred sixty SH120A1 209 R55-7 259 eighty
thirteen PC120-five sixty three EX120-three 113 SK350 161 SH120-1 210 R60-5 260 150
fourteen PC120-6(4D95) sixty four EX120-five 114 SK450-6E 162 SH120A2 211 R60-7 261 ZY210
15 PC120-6(4D102) sixty five EX200-1   163 SH120-two 212 R80-seven 262 907
sixteen PC150-five sixty six EX200-two a hundred and fifteen E305.5 164 SH120A3 213 R110-7 263 908
seventeen PC150-seven 67 EX200-3 116 E306 one hundred sixty five SH120-three 214 R130-5 264 200(Z=86)
eighteen PC20HT sixty eight EX200-5 117 E70B 166 SH120Z3 215 R130-7 265 230(Z=91)
19 PC200-one sixty nine EX210-5 118 E307B 167 SH120C3 216 R170-five 266 936
20 PC200-2 70 EX220-five 119 E307C 168 SH140 217 R200 267 45
21 PC200-three 71 EX300-one 120 E308 169 SH145 218 R200-5 268 fifty(Z=eighty three)
22 PC200-five 72 EX300-2 121 E110 one hundred seventy SH200A1 219 R210 269 sixty
23 PC200-8 73 EX400-one 122 E120 171 SH200A2 220 R210-5 270 70
24 PC210-7 74 EX300-3 123 E200B 172 SH200A3 221 R210-3 271 80
twenty five PC220-3 75 EX400-3 124 E215 173 SH200C2 222 R200-7 272 210
26 PC220-5 76 EX300-five a hundred twenty five E215B 174 SH200C3 223 R210-seven 273 240
27 PC200-6(S6D95) seventy seven ZX60 126 E312B 175 SH200Z3 224 R215-seven 274 35
28 PC200-6(S6D102) 78 ZAX70 127 E320B 176 SH220 225 R220-five 275 22129
29 PC200-6(S6D102)2 seventy nine ZX120 128 E320C 177 SH240-5 226 R225-seven 276 85
thirty PC200-6(6D102) 80 ZX200 129 E320D 178 SH240-three 227 R260LC-7 277 135
31 PC220-6(S6D95) 81 ZX210 a hundred thirty E320L 179 SH225 228 R290 278 820
32 PC220-6(S6D102) 82 ZX200-three 131 E225 one hundred eighty SH260 229 R300 279 823
33 PC200-7(Z=110) 83 ZX210 132 E280 181 SH265 230 R305-seven 280 sixty
34 PC200-7(Z=ninety two) 84 ZX225U 133 E325 182 SH280 231 R335-seven 281 sixty
35 PC220-7(Z=ninety two) 85 ZX230 134 E311 183 SH300-two 232 R305LC-7 282 210
36 PC227 86 ZX240 one hundred thirty five E325B 184 SH340 233 R450-7 283 200
37 PC228/32holes 87 ZX270 136 E325C 185 SH350 Others 284 sixty
38 PC228/40holes 88 ZX330 137 E330C 186 SH430 234 PS132 285 175
39 PC300-2 89 ZX350-5   187 SH40T 235 PS210 286 sixty
forty PC300-3 ninety ZX450H 138 HD250-seven   236 MX08-two 287 85
forty one PC300-five 91 UH063 139 HD307 188 DH55-3 237 292 288 260
42 PC300-six   a hundred and forty HD308 189 DH55-five 238 934 289 forty five
forty three PC350-six 92 SK03 141 HD450-five one hundred ninety DH80GO 239 924 290 fifty
forty four PC360-7 ninety three SK60-5 142 HD450-seven 191 DH80-seven 240 914 291 60
45 PC400-1 94 SK100 143 HD512 192 DH150 241 EC210B 292 80
forty six PC400-3 95 SK09 a hundred and forty four HD513 193 DH200-3 242 EC210B 293 210
47 PC400-5 ninety six SK120-5 a hundred forty five HD516 194 DH220-two 243 EC290    
forty eight PC450-five ninety seven SK200-1 146 HD550 195 DH220-three 244 EC360    
49 PC400-six ninety eight SK200-two 147 HD100 196 DH220-five 245 230    
50 PC400-seven 99 SK200-3 148 HD700-2 197 DH220-7LC 246 3306    

2. Our items range:

three. Manufacturing line:

four. Popular products blow for reference:

Component Amount Measurement (mm) Description Brand Bodyweight(Kgs)
232-70-12142 1828mmX152mmX13mm  5/8″X8 DBC Grader Blades   24
4T3512 1219mmX203mmX25mm  3/4″X9 DBC Grader Blades   45
7T1627 2438mmX203mmX19mm  3/4″X17 DBC Grader Blades   67
7T1625 2133mmX203mmX19mm  3/4″X15 DBC Grader Blades   59
7T1638 1828mmX203mmX19mm  3/4″X13 DBC Grader Blades   50
9W2341 1524mmX203mmX19mm  3/4″X11 DBC Grader Blades   forty two
9W2339 1219mmX203mmX19mm  3/4″X9 DBC Grader Blades   33.five
7T1630 2438mmX203mmX19mm  5/8″X17 DBC Grader Blades   sixty seven
7T1623 2133mmX203mmX19mm  5/8″X15 DBC Grader Blades   fifty nine
7T1634 1828mmX203mmX19mm  5/8″X13 DBC Grader Blades   50
9W2340 1524mmX203mmX19mm  5/8″X11 DBC Grader Blades   42
9W2338 1219mmX203mmX19mm  5/8″X9 DBC Grader Blades   33.five
7T1628 2438mmX203mmX16mm  3/4″X17 DBC Grader Blades   fifty six
7T1624 2133mmX203mmX16mm  3/4″X15 DBC Grader Blades   49
7T1639 1828mmX203mmX16mm  3/4″X13 DBC Grader Blades   forty two
9W2329 1219mmX203mmX16mm  3/4″X9 DBC Grader Blades   28
7T1631 2438mmX203mmX16mm  5/8″X17 DBC Grader Blades   56
7T1643 2133mmX203mmX16mm  5/8″X15 DBC Grader Blades   forty nine
7T1636 1828mmX203mmX16mm  5/8″X13 DBC Grader Blades   forty two

five. Our warehouse:

6.Firm information
HangZhou CZPT Equipment co., Ltd as your reputable G.E.T elements provider, offering complete variety of substitution components suitable for all varieties of earthmoving equipment which apply to mining, construction, agriculture and so forth. Like Excavator, Bulldozer, Loader, Backhoe, Scraper, Crusher and so on. The substitute components that we source which includes casting elements like bucket tooth, adapter, lip shroud, protector, ripper shank etc. and forged elements like forged bucket enamel, chopping edge, grader blades, phase, end bit and many others. and also put on-resistant areas like chocky bars, use buttons, chromium merged put on plate and many others. and matched components like pin, washer, bolts and nuts and so on.. 
 
Beneparts has a extremely powerful sales team and firmly cooperated maker with high-tech and focus on high quality with a lot more than 28 years encounter.
 
Our benefits are 4 fold, our:
one.robust specialized team, and we have the capability to formulate resources to meetthe distinct requirements of our customer’s assignments.
two.Excellent quality monitoring method, and total selection of sophisticated facilities, like Component examination equipment, Influence Machine, Tensile Energy machine etc.
three. Rich experience to do OEM/ODM company, we can produce products as per drawings and samples if you have particular necessity.
4. Efficient administration, we can quick shipping time and we have good soon after sale service which hold prolonged phrase organization cooperation with our consumers.
 
Our dedication to you is usually supplying quick, practical, powerful customer service.
Seem forward to meeting you!

7.Make contact with Details
 

Type: Motor
Application: Motor Grader
Certification: ISO9001: 2000
Condition: New
Weight: 0
Transport Package: According to Customer Requirements

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Samples:
US$ 280/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

NO. TYPE NO. TYPE NO. TYPE NO. TYPE NO. TYPE NO. TYPE
  51 PC450-6 100 SK200-5 149 HD700-5 198 DH215-7 247 220
1 PC30-2 52 PC450-7 101 SK200-6 150 HD700-7 199 DH225-7 248 55
2 PC30 (Z=92)   102 SK210-6E 151 HD770-1 200 DH280 249 210B
3 PC50-7 53 EX40-1 103 SK200-8 152 HD770-2 201 DH290 250 60
4 PC55 54 EX60-1 104 SK07-1 153 HD800-7 202 DH300-5 251 65
5 PW60-5 55 EX60-2 105 SK07-2 154 HD770SE 203 DH300-7 252 75
6 PC60-5 56 EX60-3 106 SK907B 155 HD800-5 204 DH10L 253 135
7 PC60-6(Z=76) 57 EX60-5 107 SK07-N2(1) 156 HD820-3 205 DH370-7 254 200
8 PC60-6(Z=80) 58 EX75 108 SK07-N2(2) 157 HD820-1 206 DH420 255 70
9 PC60-7(Z=76) 59 EX90 109 SK235 158 HD900-7 207 DH320 256 80
10 PC60-7(Z=80) 60 EX100-1 110 SK260-8   208 DH330-3 257 200
11 PC90-6 61 EX120-1 111 SK230-6 159 SH60-1   258 360
12 PC100-5 62 EX120-2 112 SK330-3 160 SH120A1 209 R55-7 259 80
13 PC120-5 63 EX120-3 113 SK350 161 SH120-1 210 R60-5 260 150
14 PC120-6(4D95) 64 EX120-5 114 SK450-6E 162 SH120A2 211 R60-7 261 ZY210
15 PC120-6(4D102) 65 EX200-1   163 SH120-2 212 R80-7 262 907
16 PC150-5 66 EX200-2 115 E305.5 164 SH120A3 213 R110-7 263 908
17 PC150-7 67 EX200-3 116 E306 165 SH120-3 214 R130-5 264 200(Z=86)
18 PC20HT 68 EX200-5 117 E70B 166 SH120Z3 215 R130-7 265 230(Z=91)
19 PC200-1 69 EX210-5 118 E307B 167 SH120C3 216 R170-5 266 936
20 PC200-2 70 EX220-5 119 E307C 168 SH140 217 R200 267 45
21 PC200-3 71 EX300-1 120 E308 169 SH145 218 R200-5 268 50(Z=83)
22 PC200-5 72 EX300-2 121 E110 170 SH200A1 219 R210 269 60
23 PC200-8 73 EX400-1 122 E120 171 SH200A2 220 R210-5 270 70
24 PC210-7 74 EX300-3 123 E200B 172 SH200A3 221 R210-3 271 80
25 PC220-3 75 EX400-3 124 E215 173 SH200C2 222 R200-7 272 210
26 PC220-5 76 EX300-5 125 E215B 174 SH200C3 223 R210-7 273 240
27 PC200-6(S6D95) 77 ZX60 126 E312B 175 SH200Z3 224 R215-7 274 35
28 PC200-6(S6D102) 78 ZAX70 127 E320B 176 SH220 225 R220-5 275 22129
29 PC200-6(S6D102)2 79 ZX120 128 E320C 177 SH240-5 226 R225-7 276 85
30 PC200-6(6D102) 80 ZX200 129 E320D 178 SH240-3 227 R260LC-7 277 135
31 PC220-6(S6D95) 81 ZX210 130 E320L 179 SH225 228 R290 278 820
32 PC220-6(S6D102) 82 ZX200-3 131 E225 180 SH260 229 R300 279 823
33 PC200-7(Z=110) 83 ZX210 132 E280 181 SH265 230 R305-7 280 60
34 PC200-7(Z=92) 84 ZX225U 133 E325 182 SH280 231 R335-7 281 60
35 PC220-7(Z=92) 85 ZX230 134 E311 183 SH300-2 232 R305LC-7 282 210
36 PC227 86 ZX240 135 E325B 184 SH340 233 R450-7 283 200
37 PC228/32holes 87 ZX270 136 E325C 185 SH350 Others 284 60
38 PC228/40holes 88 ZX330 137 E330C 186 SH430 234 PS132 285 175
39 PC300-2 89 ZX350-5   187 SH40T 235 PS210 286 60
40 PC300-3 90 ZX450H 138 HD250-7   236 MX08-2 287 85
41 PC300-5 91 UH063 139 HD307 188 DH55-3 237 292 288 260
42 PC300-6   140 HD308 189 DH55-5 238 934 289 45
43 PC350-6 92 SK03 141 HD450-5 190 DH80GO 239 924 290 50
44 PC360-7 93 SK60-5 142 HD450-7 191 DH80-7 240 914 291 60
45 PC400-1 94 SK100 143 HD512 192 DH150 241 EC210B 292 80
46 PC400-3 95 SK09 144 HD513 193 DH200-3 242 EC210B 293 210
47 PC400-5 96 SK120-5 145 HD516 194 DH220-2 243 EC290    
48 PC450-5 97 SK200-1 146 HD550 195 DH220-3 244 EC360    
49 PC400-6 98 SK200-2 147 HD100 196 DH220-5 245 230    
50 PC400-7 99 SK200-3 148 HD700-2 197 DH220-7LC 246 3306    

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Part Number Measurement (mm) Description Brand Weight(Kgs)
232-70-12142 1828mmX152mmX13mm  5/8"X8 DBC Grader Blades   24
4T3512 1219mmX203mmX25mm  3/4"X9 DBC Grader Blades   45
7T1627 2438mmX203mmX19mm  3/4"X17 DBC Grader Blades   67
7T1625 2133mmX203mmX19mm  3/4"X15 DBC Grader Blades   59
7T1638 1828mmX203mmX19mm  3/4"X13 DBC Grader Blades   50
9W2341 1524mmX203mmX19mm  3/4"X11 DBC Grader Blades   42
9W2339 1219mmX203mmX19mm  3/4"X9 DBC Grader Blades   33.5
7T1630 2438mmX203mmX19mm  5/8"X17 DBC Grader Blades   67
7T1623 2133mmX203mmX19mm  5/8"X15 DBC Grader Blades   59
7T1634 1828mmX203mmX19mm  5/8"X13 DBC Grader Blades   50
9W2340 1524mmX203mmX19mm  5/8"X11 DBC Grader Blades   42
9W2338 1219mmX203mmX19mm  5/8"X9 DBC Grader Blades   33.5
7T1628 2438mmX203mmX16mm  3/4"X17 DBC Grader Blades   56
7T1624 2133mmX203mmX16mm  3/4"X15 DBC Grader Blades   49
7T1639 1828mmX203mmX16mm  3/4"X13 DBC Grader Blades   42
9W2329 1219mmX203mmX16mm  3/4"X9 DBC Grader Blades   28
7T1631 2438mmX203mmX16mm  5/8"X17 DBC Grader Blades   56
7T1643 2133mmX203mmX16mm  5/8"X15 DBC Grader Blades   49
7T1636 1828mmX203mmX16mm  5/8"X13 DBC Grader Blades   42
Type: Motor
Application: Motor Grader
Certification: ISO9001: 2000
Condition: New
Weight: 0
Transport Package: According to Customer Requirements

###

Samples:
US$ 280/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

NO. TYPE NO. TYPE NO. TYPE NO. TYPE NO. TYPE NO. TYPE
  51 PC450-6 100 SK200-5 149 HD700-5 198 DH215-7 247 220
1 PC30-2 52 PC450-7 101 SK200-6 150 HD700-7 199 DH225-7 248 55
2 PC30 (Z=92)   102 SK210-6E 151 HD770-1 200 DH280 249 210B
3 PC50-7 53 EX40-1 103 SK200-8 152 HD770-2 201 DH290 250 60
4 PC55 54 EX60-1 104 SK07-1 153 HD800-7 202 DH300-5 251 65
5 PW60-5 55 EX60-2 105 SK07-2 154 HD770SE 203 DH300-7 252 75
6 PC60-5 56 EX60-3 106 SK907B 155 HD800-5 204 DH10L 253 135
7 PC60-6(Z=76) 57 EX60-5 107 SK07-N2(1) 156 HD820-3 205 DH370-7 254 200
8 PC60-6(Z=80) 58 EX75 108 SK07-N2(2) 157 HD820-1 206 DH420 255 70
9 PC60-7(Z=76) 59 EX90 109 SK235 158 HD900-7 207 DH320 256 80
10 PC60-7(Z=80) 60 EX100-1 110 SK260-8   208 DH330-3 257 200
11 PC90-6 61 EX120-1 111 SK230-6 159 SH60-1   258 360
12 PC100-5 62 EX120-2 112 SK330-3 160 SH120A1 209 R55-7 259 80
13 PC120-5 63 EX120-3 113 SK350 161 SH120-1 210 R60-5 260 150
14 PC120-6(4D95) 64 EX120-5 114 SK450-6E 162 SH120A2 211 R60-7 261 ZY210
15 PC120-6(4D102) 65 EX200-1   163 SH120-2 212 R80-7 262 907
16 PC150-5 66 EX200-2 115 E305.5 164 SH120A3 213 R110-7 263 908
17 PC150-7 67 EX200-3 116 E306 165 SH120-3 214 R130-5 264 200(Z=86)
18 PC20HT 68 EX200-5 117 E70B 166 SH120Z3 215 R130-7 265 230(Z=91)
19 PC200-1 69 EX210-5 118 E307B 167 SH120C3 216 R170-5 266 936
20 PC200-2 70 EX220-5 119 E307C 168 SH140 217 R200 267 45
21 PC200-3 71 EX300-1 120 E308 169 SH145 218 R200-5 268 50(Z=83)
22 PC200-5 72 EX300-2 121 E110 170 SH200A1 219 R210 269 60
23 PC200-8 73 EX400-1 122 E120 171 SH200A2 220 R210-5 270 70
24 PC210-7 74 EX300-3 123 E200B 172 SH200A3 221 R210-3 271 80
25 PC220-3 75 EX400-3 124 E215 173 SH200C2 222 R200-7 272 210
26 PC220-5 76 EX300-5 125 E215B 174 SH200C3 223 R210-7 273 240
27 PC200-6(S6D95) 77 ZX60 126 E312B 175 SH200Z3 224 R215-7 274 35
28 PC200-6(S6D102) 78 ZAX70 127 E320B 176 SH220 225 R220-5 275 22129
29 PC200-6(S6D102)2 79 ZX120 128 E320C 177 SH240-5 226 R225-7 276 85
30 PC200-6(6D102) 80 ZX200 129 E320D 178 SH240-3 227 R260LC-7 277 135
31 PC220-6(S6D95) 81 ZX210 130 E320L 179 SH225 228 R290 278 820
32 PC220-6(S6D102) 82 ZX200-3 131 E225 180 SH260 229 R300 279 823
33 PC200-7(Z=110) 83 ZX210 132 E280 181 SH265 230 R305-7 280 60
34 PC200-7(Z=92) 84 ZX225U 133 E325 182 SH280 231 R335-7 281 60
35 PC220-7(Z=92) 85 ZX230 134 E311 183 SH300-2 232 R305LC-7 282 210
36 PC227 86 ZX240 135 E325B 184 SH340 233 R450-7 283 200
37 PC228/32holes 87 ZX270 136 E325C 185 SH350 Others 284 60
38 PC228/40holes 88 ZX330 137 E330C 186 SH430 234 PS132 285 175
39 PC300-2 89 ZX350-5   187 SH40T 235 PS210 286 60
40 PC300-3 90 ZX450H 138 HD250-7   236 MX08-2 287 85
41 PC300-5 91 UH063 139 HD307 188 DH55-3 237 292 288 260
42 PC300-6   140 HD308 189 DH55-5 238 934 289 45
43 PC350-6 92 SK03 141 HD450-5 190 DH80GO 239 924 290 50
44 PC360-7 93 SK60-5 142 HD450-7 191 DH80-7 240 914 291 60
45 PC400-1 94 SK100 143 HD512 192 DH150 241 EC210B 292 80
46 PC400-3 95 SK09 144 HD513 193 DH200-3 242 EC210B 293 210
47 PC400-5 96 SK120-5 145 HD516 194 DH220-2 243 EC290    
48 PC450-5 97 SK200-1 146 HD550 195 DH220-3 244 EC360    
49 PC400-6 98 SK200-2 147 HD100 196 DH220-5 245 230    
50 PC400-7 99 SK200-3 148 HD700-2 197 DH220-7LC 246 3306    

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Part Number Measurement (mm) Description Brand Weight(Kgs)
232-70-12142 1828mmX152mmX13mm  5/8"X8 DBC Grader Blades   24
4T3512 1219mmX203mmX25mm  3/4"X9 DBC Grader Blades   45
7T1627 2438mmX203mmX19mm  3/4"X17 DBC Grader Blades   67
7T1625 2133mmX203mmX19mm  3/4"X15 DBC Grader Blades   59
7T1638 1828mmX203mmX19mm  3/4"X13 DBC Grader Blades   50
9W2341 1524mmX203mmX19mm  3/4"X11 DBC Grader Blades   42
9W2339 1219mmX203mmX19mm  3/4"X9 DBC Grader Blades   33.5
7T1630 2438mmX203mmX19mm  5/8"X17 DBC Grader Blades   67
7T1623 2133mmX203mmX19mm  5/8"X15 DBC Grader Blades   59
7T1634 1828mmX203mmX19mm  5/8"X13 DBC Grader Blades   50
9W2340 1524mmX203mmX19mm  5/8"X11 DBC Grader Blades   42
9W2338 1219mmX203mmX19mm  5/8"X9 DBC Grader Blades   33.5
7T1628 2438mmX203mmX16mm  3/4"X17 DBC Grader Blades   56
7T1624 2133mmX203mmX16mm  3/4"X15 DBC Grader Blades   49
7T1639 1828mmX203mmX16mm  3/4"X13 DBC Grader Blades   42
9W2329 1219mmX203mmX16mm  3/4"X9 DBC Grader Blades   28
7T1631 2438mmX203mmX16mm  5/8"X17 DBC Grader Blades   56
7T1643 2133mmX203mmX16mm  5/8"X15 DBC Grader Blades   49
7T1636 1828mmX203mmX16mm  5/8"X13 DBC Grader Blades   42

Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

bearing
Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

bearing
The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

bearing
To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

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editor by czh 2022-12-29