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This is a list of pages in the scope of Wikipedia:WikiProject Metalworking along with pageviews.
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Period: 2024-04-01 to 2024-04-30
Total views: 5,138,645
Updated: 12:09, 24 May 2024 (UTC)
| Rank
|
Page title
|
Views
|
Daily average
|
Assessment
|
Importance
|
| 1
|
Diamond
|
83,737
|
2,791
|
FA
|
Low
|
| 2
|
Bronze Age
|
83,234
|
2,774
|
C
|
Mid
|
| 3
|
Copper
|
76,161
|
2,538
|
GA
|
Low
|
| 4
|
Stainless steel
|
71,464
|
2,382
|
C
|
Low
|
| 5
|
Lead
|
69,059
|
2,301
|
FA
|
Low
|
| 6
|
Iron Age
|
68,405
|
2,280
|
B
|
Low
|
| 7
|
Sapphire
|
62,853
|
2,095
|
B
|
Low
|
| 8
|
Steel
|
61,754
|
2,058
|
GA
|
High
|
| 9
|
Roman dodecahedron
|
56,885
|
1,896
|
C
|
Low
|
| 10
|
Tin
|
53,975
|
1,799
|
B
|
Low
|
| 11
|
Zinc
|
48,742
|
1,624
|
FA
|
Low
|
| 12
|
Cobalt
|
45,405
|
1,513
|
GA
|
Mid
|
| 13
|
Johannes Gutenberg
|
41,903
|
1,396
|
B
|
Top
|
| 14
|
Metal
|
37,973
|
1,265
|
C
|
High
|
| 15
|
Boilermaker
|
36,313
|
1,210
|
C
|
Low
|
| 16
|
Numerical control
|
36,164
|
1,205
|
C
|
Top
|
| 17
|
Tata Steel
|
33,832
|
1,127
|
C
|
Mid
|
| 18
|
U.S. Steel
|
33,485
|
1,116
|
B
|
Mid
|
| 19
|
Epoxy
|
32,647
|
1,088
|
C
|
Low
|
| 20
|
Inconel
|
30,951
|
1,031
|
C
|
Low
|
| 21
|
Damascus steel
|
30,391
|
1,013
|
C
|
Mid
|
| 22
|
Garnet
|
29,249
|
974
|
B
|
Low
|
| 23
|
Lathe
|
28,465
|
948
|
C
|
Top
|
| 24
|
Lakshmi Mittal
|
27,778
|
925
|
C
|
High
|
| 25
|
Alloy
|
25,236
|
841
|
C
|
High
|
| 26
|
Welding
|
25,200
|
840
|
FA
|
Top
|
| 27
|
ThyssenKrupp
|
24,695
|
823
|
C
|
Mid
|
| 28
|
Blast furnace
|
24,363
|
812
|
B
|
Mid
|
| 29
|
Metallurgy
|
22,875
|
762
|
C
|
Low
|
| 30
|
Thermite
|
22,673
|
755
|
C
|
Low
|
| 31
|
Forged in Fire
|
22,567
|
752
|
C
|
Low
|
| 32
|
John Hughes (businessman)
|
22,248
|
741
|
Start
|
Low
|
| 33
|
Sterling silver
|
21,980
|
732
|
B
|
Mid
|
| 34
|
Calipers
|
19,833
|
661
|
C
|
High
|
| 35
|
Corundum
|
19,745
|
658
|
C
|
Low
|
| 36
|
SAE 304 stainless steel
|
19,701
|
656
|
C
|
Mid
|
| 37
|
Pewter
|
19,539
|
651
|
C
|
Mid
|
| 38
|
Silicon carbide
|
19,517
|
650
|
GA
|
Low
|
| 39
|
Nucor
|
19,509
|
650
|
C
|
Low
|
| 40
|
Blacksmith
|
18,808
|
626
|
C
|
Top
|
| 41
|
Galvanization
|
18,635
|
621
|
C
|
Mid
|
| 42
|
6061 aluminium alloy
|
18,624
|
620
|
C
|
Low
|
| 43
|
Milwaukee Electric Tool
|
18,502
|
616
|
C
|
Low
|
| 44
|
Hex key
|
18,224
|
607
|
C
|
Mid
|
| 45
|
Temple menorah
|
17,801
|
593
|
B
|
Mid
|
| 46
|
Millwright
|
17,444
|
581
|
C
|
Mid
|
| 47
|
Gold bar
|
17,444
|
581
|
Start
|
Mid
|
| 48
|
Adhesive
|
17,349
|
578
|
C
|
Low
|
| 49
|
Screw
|
17,272
|
575
|
B
|
High
|
| 50
|
Annealing (materials science)
|
17,154
|
571
|
C
|
Mid
|
| 51
|
Orichalcum
|
17,115
|
570
|
C
|
Mid
|
| 52
|
ISO metric screw thread
|
16,978
|
565
|
C
|
Low
|
| 53
|
Weighing scale
|
16,942
|
564
|
C
|
Low
|
| 54
|
Aluminium alloy
|
16,623
|
554
|
C
|
Mid
|
| 55
|
Tungsten carbide
|
16,403
|
546
|
B
|
High
|
| 56
|
Milling (machining)
|
16,196
|
539
|
C
|
High
|
| 57
|
Ductility
|
16,184
|
539
|
Start
|
Mid
|
| 58
|
Brass instrument
|
16,069
|
535
|
C
|
Low
|
| 59
|
Hammer
|
15,935
|
531
|
C
|
High
|
| 60
|
Rivet
|
15,708
|
523
|
C
|
Mid
|
| 61
|
Smelting
|
15,580
|
519
|
C
|
Low
|
| 62
|
Tubal-cain
|
15,536
|
517
|
C
|
Low
|
| 63
|
Steelmaking
|
15,414
|
513
|
Start
|
Low
|
| 64
|
Wrench
|
15,312
|
510
|
C
|
Mid
|
| 65
|
Vernier scale
|
15,175
|
505
|
C
|
Mid
|
| 66
|
Weathering steel
|
14,982
|
499
|
C
|
Mid
|
| 67
|
Micrometer (device)
|
14,974
|
499
|
C
|
High
|
| 68
|
Slag
|
14,912
|
497
|
C
|
High
|
| 69
|
Electroplating
|
14,824
|
494
|
C
|
High
|
| 70
|
Low-background steel
|
14,690
|
489
|
Start
|
Low
|
| 71
|
Wood's metal
|
14,322
|
477
|
C
|
Low
|
| 72
|
List of countries by steel production
|
14,134
|
471
|
List
|
Mid
|
| 73
|
Precious metal
|
13,816
|
460
|
C
|
Mid
|
| 74
|
Electrical discharge machining
|
13,730
|
457
|
C
|
Top
|
| 75
|
Tape measure
|
13,729
|
457
|
Start
|
Low
|
| 76
|
Solder
|
13,675
|
455
|
B
|
High
|
| 77
|
Counting Cars
|
13,626
|
454
|
Start
|
Low
|
| 78
|
Sintering
|
13,434
|
447
|
C
|
Low
|
| 79
|
Photokeratitis
|
13,403
|
446
|
Start
|
Low
|
| 80
|
Anodizing
|
13,391
|
446
|
C
|
Mid
|
| 81
|
Screwdriver
|
13,369
|
445
|
C
|
High
|
| 82
|
Steel Authority of India Limited
|
13,309
|
443
|
C
|
Mid
|
| 83
|
Gas tungsten arc welding
|
12,960
|
432
|
FA
|
Top
|
| 84
|
Oxy-fuel welding and cutting
|
12,898
|
429
|
C
|
High
|
| 85
|
Die (manufacturing)
|
12,829
|
427
|
C
|
Top
|
| 86
|
Avedis Zildjian Company
|
12,638
|
421
|
C
|
Mid
|
| 87
|
JSW Steel
|
12,540
|
418
|
Start
|
Low
|
| 88
|
Aluminium foil
|
12,478
|
415
|
C
|
Low
|
| 89
|
Tempering (metallurgy)
|
12,438
|
414
|
C
|
High
|
| 90
|
G-code
|
12,414
|
413
|
C
|
Mid
|
| 91
|
List of Forged in Fire episodes
|
12,307
|
410
|
List
|
Low
|
| 92
|
Utah monolith
|
12,118
|
403
|
C
|
Low
|
| 93
|
Bullion
|
12,062
|
402
|
Start
|
Mid
|
| 94
|
Soldering
|
11,949
|
398
|
C
|
Top
|
| 95
|
Coordinate-measuring machine
|
11,894
|
396
|
C
|
Mid
|
| 96
|
Ball-peen hammer
|
11,807
|
393
|
C
|
Mid
|
| 97
|
National pipe thread
|
11,743
|
391
|
C
|
Mid
|
| 98
|
Chisel
|
11,649
|
388
|
C
|
Mid
|
| 99
|
Crowbar
|
11,499
|
383
|
Start
|
Mid
|
| 100
|
Casting
|
11,399
|
379
|
C
|
High
|
| 101
|
Furniture
|
11,357
|
378
|
C
|
Mid
|
| 102
|
Soldering iron
|
11,340
|
378
|
C
|
Low
|
| 103
|
Alcoa
|
11,312
|
377
|
B
|
Low
|
| 104
|
Hindalco Industries
|
11,290
|
376
|
Start
|
Low
|
| 105
|
Forging
|
11,166
|
372
|
B
|
High
|
| 106
|
Sandpaper
|
11,153
|
371
|
C
|
Mid
|
| 107
|
Bluing (steel)
|
11,120
|
370
|
C
|
Low
|
| 108
|
Patina
|
11,045
|
368
|
C
|
Low
|
| 109
|
Anvil
|
10,767
|
358
|
C
|
Top
|
| 110
|
Drill
|
10,578
|
352
|
C
|
Top
|
| 111
|
Die casting
|
10,563
|
352
|
GA
|
Top
|
| 112
|
Vickers hardness test
|
10,442
|
348
|
C
|
Low
|
| 113
|
Gas metal arc welding
|
10,423
|
347
|
FA
|
Top
|
| 114
|
Saw
|
10,414
|
347
|
C
|
Mid
|
| 115
|
Nippon Steel
|
10,368
|
345
|
Start
|
Low
|
| 116
|
Brazing
|
10,298
|
343
|
C
|
Top
|
| 117
|
Arc welding
|
10,273
|
342
|
B
|
High
|
| 118
|
Unified Thread Standard
|
10,253
|
341
|
C
|
Mid
|
| 119
|
Engraving
|
10,191
|
339
|
C
|
Mid
|
| 120
|
Lost-wax casting
|
10,188
|
339
|
C
|
High
|
| 121
|
Heat treating
|
10,160
|
338
|
C
|
Top
|
| 122
|
Port Talbot
|
10,035
|
334
|
C
|
Mid
|
| 123
|
Surface roughness
|
10,023
|
334
|
C
|
Mid
|
| 124
|
Monkey wrench
|
10,000
|
333
|
Start
|
Low
|
| 125
|
Shielded metal arc welding
|
9,946
|
331
|
C
|
Top
|
| 126
|
Wootz steel
|
9,890
|
329
|
C
|
Unknown
|
| 127
|
SAE 316L stainless steel
|
9,854
|
328
|
Start
|
Mid
|
| 128
|
Extrusion
|
9,786
|
326
|
B
|
Top
|
| 129
|
POSCO
|
9,706
|
323
|
Start
|
Low
|
| 130
|
Boron nitride
|
9,638
|
321
|
GA
|
Low
|
| 131
|
Machinist
|
9,566
|
318
|
C
|
High
|
| 132
|
Foundry
|
9,558
|
318
|
C
|
High
|
| 133
|
Water jet cutter
|
9,551
|
318
|
C
|
High
|
| 134
|
Drill bit
|
9,429
|
314
|
C
|
Top
|
| 135
|
7075 aluminium alloy
|
9,346
|
311
|
C
|
Low
|
| 136
|
Sandblasting
|
9,322
|
310
|
C
|
Mid
|
| 137
|
Nickel titanium
|
9,281
|
309
|
C
|
Low
|
| 138
|
Ruler
|
9,264
|
308
|
Start
|
Low
|
| 139
|
Chrome plating
|
9,219
|
307
|
C
|
High
|
| 140
|
Flux (metallurgy)
|
9,215
|
307
|
C
|
Mid
|
| 141
|
SAE steel grades
|
9,207
|
306
|
List
|
Low
|
| 142
|
Chemical vapor deposition
|
9,096
|
303
|
C
|
Mid
|
| 143
|
Vale S.A.
|
8,954
|
298
|
B
|
High
|
| 144
|
Direct reduced iron
|
8,825
|
294
|
Start
|
Unknown
|
| 145
|
Porosity
|
8,688
|
289
|
Start
|
Mid
|
| 146
|
Sheet metal
|
8,558
|
285
|
C
|
Top
|
| 147
|
Hacksaw
|
8,540
|
284
|
C
|
Mid
|
| 148
|
Cloisonné
|
8,528
|
284
|
C
|
Low
|
| 149
|
Metalworking
|
8,503
|
283
|
B
|
Top
|
| 150
|
Fastener
|
8,476
|
282
|
Start
|
High
|
| 151
|
Engineering fit
|
8,473
|
282
|
Start
|
Low
|
| 152
|
Pliers
|
8,444
|
281
|
C
|
Mid
|
| 153
|
Austenitic stainless steel
|
8,420
|
280
|
C
|
Low
|
| 154
|
Screw thread
|
8,409
|
280
|
C
|
High
|
| 155
|
Nickel silver
|
8,290
|
276
|
Start
|
Low
|
| 156
|
Giga Press
|
8,207
|
273
|
C
|
Low
|
| 157
|
British Standard Pipe
|
8,203
|
273
|
C
|
Mid
|
| 158
|
Rolling (metalworking)
|
8,182
|
272
|
C
|
Top
|
| 159
|
Sledgehammer
|
8,181
|
272
|
C
|
Unknown
|
| 160
|
Cupronickel
|
8,172
|
272
|
B
|
Mid
|
| 161
|
Machine tool
|
8,168
|
272
|
C
|
Top
|
| 162
|
Mallet
|
8,121
|
270
|
C
|
Low
|
| 163
|
Ferrite (magnet)
|
8,098
|
269
|
C
|
Mid
|
| 164
|
Sine bar
|
8,046
|
268
|
Start
|
Low
|
| 165
|
Essar Group
|
8,026
|
267
|
C
|
Low
|
| 166
|
Linotype machine
|
7,951
|
265
|
B
|
Mid
|
| 167
|
Steel grades
|
7,887
|
262
|
List
|
Mid
|
| 168
|
List of copper alloys
|
7,747
|
258
|
List
|
Unknown
|
| 169
|
Washer (hardware)
|
7,736
|
257
|
C
|
Mid
|
| 170
|
Shear force
|
7,694
|
256
|
Stub
|
Low
|
| 171
|
Torque wrench
|
7,646
|
254
|
C
|
High
|
| 172
|
Laser cutting
|
7,620
|
254
|
C
|
Top
|
| 173
|
Tinker
|
7,550
|
251
|
C
|
Low
|
| 174
|
Tool and die maker
|
7,510
|
250
|
C
|
Mid
|
| 175
|
Superalloy
|
7,444
|
248
|
C
|
Mid
|
| 176
|
Quenching
|
7,287
|
242
|
Start
|
Top
|
| 177
|
Filigree
|
7,286
|
242
|
C
|
Low
|
| 178
|
Hyperbaric welding
|
7,238
|
241
|
C
|
Mid
|
| 179
|
MAPP gas
|
7,231
|
241
|
C
|
Mid
|
| 180
|
Ti-6Al-4V
|
7,217
|
240
|
C
|
Low
|
| 181
|
Steel mill
|
7,194
|
239
|
Start
|
High
|
| 182
|
Adamant
|
7,184
|
239
|
Start
|
Low
|
| 183
|
Toughness
|
7,077
|
235
|
C
|
Mid
|
| 184
|
Hilt
|
7,016
|
233
|
C
|
Low
|
| 185
|
Bloomery
|
7,005
|
233
|
Start
|
Low
|
| 186
|
Bronze Age Europe
|
6,970
|
232
|
Start
|
Mid
|
| 187
|
Angle grinder
|
6,950
|
231
|
Start
|
Mid
|
| 188
|
Ferrous metallurgy
|
6,946
|
231
|
B
|
High
|
| 189
|
Nichrome
|
6,940
|
231
|
C
|
Unknown
|
| 190
|
Martensite
|
6,898
|
229
|
C
|
Unknown
|
| 191
|
A36 steel
|
6,810
|
227
|
Start
|
Low
|
| 192
|
Amorphous metal
|
6,795
|
226
|
Start
|
Low
|
| 193
|
Tap and die
|
6,780
|
226
|
C
|
Top
|
| 194
|
Work hardening
|
6,778
|
225
|
C
|
Top
|
| 195
|
Lock picking
|
6,683
|
222
|
C
|
Low
|
| 196
|
Nail (fastener)
|
6,680
|
222
|
C
|
Low
|
| 197
|
Haas Automation
|
6,677
|
222
|
Stub
|
Low
|
| 198
|
Sand casting
|
6,667
|
222
|
C
|
Top
|
| 199
|
High-speed steel
|
6,584
|
219
|
C
|
High
|
| 200
|
Hydraulic press
|
6,562
|
218
|
Start
|
High
|
| 201
|
Wayland the Smith
|
6,560
|
218
|
C
|
Low
|
| 202
|
Austenite
|
6,556
|
218
|
C
|
Low
|
| 203
|
Drill bit sizes
|
6,551
|
218
|
C
|
Mid
|
| 204
|
Ingot
|
6,507
|
216
|
Start
|
High
|
| 205
|
File (tool)
|
6,507
|
216
|
C
|
High
|
| 206
|
Machining
|
6,503
|
216
|
C
|
Top
|
| 207
|
Precipitation hardening
|
6,447
|
214
|
C
|
Top
|
| 208
|
Gilding
|
6,422
|
214
|
C
|
Mid
|
| 209
|
Cold welding
|
6,422
|
214
|
Start
|
Mid
|
| 210
|
Pipe wrench
|
6,407
|
213
|
Start
|
Low
|
| 211
|
Chamfer
|
6,400
|
213
|
Start
|
Low
|
| 212
|
Sling blade
|
6,382
|
212
|
Stub
|
Unknown
|
| 213
|
Allotropes of iron
|
6,316
|
210
|
C
|
Low
|
| 214
|
Thousandth of an inch
|
6,292
|
209
|
C
|
Low
|
| 215
|
Gauge block
|
6,281
|
209
|
C
|
Mid
|
| 216
|
Grinding (abrasive cutting)
|
6,260
|
208
|
C
|
Top
|
| 217
|
Primer (paint)
|
6,247
|
208
|
Start
|
Low
|
| 218
|
Crimp (joining)
|
6,195
|
206
|
Start
|
Mid
|
| 219
|
Betz mystery sphere
|
6,128
|
204
|
Start
|
Low
|
| 220
|
Tamahagane
|
6,107
|
203
|
Start
|
High
|
| 221
|
Case-hardening
|
6,065
|
202
|
B
|
High
|
| 222
|
Phosphate conversion coating
|
5,990
|
199
|
C
|
Low
|
| 223
|
Circular saw
|
5,981
|
199
|
C
|
Mid
|
| 224
|
Goldsmith
|
5,978
|
199
|
C
|
Low
|
| 225
|
Tin foil
|
5,949
|
198
|
Stub
|
Low
|
| 226
|
Grinding machine
|
5,941
|
198
|
Start
|
Mid
|
| 227
|
Impact driver
|
5,910
|
197
|
Stub
|
Low
|
| 228
|
American Restoration
|
5,899
|
196
|
Start
|
Low
|
| 229
|
Babbitt (alloy)
|
5,879
|
195
|
Start
|
Low
|
| 230
|
British Standard Whitworth
|
5,853
|
195
|
C
|
Mid
|
| 231
|
Guédelon Castle
|
5,850
|
195
|
Start
|
Mid
|
| 232
|
Welder
|
5,768
|
192
|
Start
|
High
|
| 233
|
Bronze Age sword
|
5,768
|
192
|
C
|
Low
|
| 234
|
Candelabra
|
5,681
|
189
|
Start
|
Low
|
| 235
|
Gunmetal
|
5,662
|
188
|
Start
|
Low
|
| 236
|
Socket wrench
|
5,657
|
188
|
C
|
Mid
|
| 237
|
Structural steel
|
5,656
|
188
|
C
|
Low
|
| 238
|
Metallurgical coal
|
5,625
|
187
|
Stub
|
Low
|
| 239
|
M3 trench knife
|
5,617
|
187
|
Start
|
Low
|
| 240
|
Sharpening stone
|
5,594
|
186
|
C
|
Low
|
| 241
|
Plasma cutting
|
5,566
|
185
|
C
|
High
|
| 242
|
Selective laser sintering
|
5,498
|
183
|
C
|
Low
|
| 243
|
Metal casting
|
5,484
|
182
|
C
|
Top
|
| 244
|
List of welding codes
|
5,400
|
180
|
List
|
Low
|
| 245
|
Adjustable spanner
|
5,398
|
179
|
Start
|
Low
|
| 246
|
Azovstal Iron and Steel Works
|
5,335
|
177
|
C
|
Unknown
|
| 247
|
Metal fume fever
|
5,314
|
177
|
C
|
Low
|
| 248
|
Hot-dip galvanization
|
5,310
|
177
|
C
|
Mid
|
| 249
|
Duplex stainless steel
|
5,273
|
175
|
C
|
Low
|
| 250
|
Maraging steel
|
5,221
|
174
|
C
|
Low
|
| 251
|
Relativity Space
|
5,196
|
173
|
C
|
Unknown
|
| 252
|
Bellows
|
5,182
|
172
|
C
|
Low
|
| 253
|
Steel wool
|
5,178
|
172
|
Start
|
Low
|
| 254
|
Beryllium copper
|
5,138
|
171
|
B
|
Unknown
|
| 255
|
Knurling
|
5,108
|
170
|
C
|
Mid
|
| 256
|
Broaching (metalworking)
|
5,098
|
169
|
GA
|
High
|
| 257
|
Pearlite
|
5,043
|
168
|
C
|
Low
|
| 258
|
Bandsaw
|
5,041
|
168
|
C
|
High
|
| 259
|
Bolt (fastener)
|
4,992
|
166
|
Start
|
High
|
| 260
|
Spot welding
|
4,990
|
166
|
C
|
Top
|
| 261
|
Ferrule
|
4,970
|
165
|
Start
|
Mid
|
| 262
|
Chain
|
4,948
|
164
|
Start
|
Unknown
|
| 263
|
Engineering tolerance
|
4,914
|
163
|
C
|
Mid
|
| 264
|
17-4 stainless steel
|
4,891
|
163
|
Stub
|
Low
|
| 265
|
Workshop
|
4,884
|
162
|
Stub
|
Low
|
| 266
|
6063 aluminium alloy
|
4,874
|
162
|
Stub
|
Low
|
| 267
|
Coating
|
4,871
|
162
|
Start
|
Mid
|
| 268
|
Chromium–vanadium steel
|
4,851
|
161
|
Stub
|
High
|
| 269
|
Metal fabrication
|
4,829
|
160
|
C
|
Top
|
| 270
|
Power tool
|
4,801
|
160
|
C
|
Mid
|
| 271
|
Powder metallurgy
|
4,794
|
159
|
C
|
High
|
| 272
|
Tata Steel Europe
|
4,787
|
159
|
C
|
High
|
| 273
|
Mandrel
|
4,771
|
159
|
C
|
Mid
|
| 274
|
Friction stir welding
|
4,754
|
158
|
B
|
Mid
|
| 275
|
Self-tapping screw
|
4,752
|
158
|
C
|
Low
|
| 276
|
Japanning
|
4,727
|
157
|
Start
|
Low
|
| 277
|
Metal lathe
|
4,701
|
156
|
C
|
Top
|
| 278
|
Tool steel
|
4,659
|
155
|
C
|
High
|
| 279
|
Drilling
|
4,634
|
154
|
C
|
Top
|
| 280
|
Wire rope
|
4,563
|
152
|
C
|
High
|
| 281
|
Computer-aided manufacturing
|
4,549
|
151
|
C
|
High
|
| 282
|
Jig (tool)
|
4,534
|
151
|
Start
|
High
|
| 283
|
Forge
|
4,525
|
150
|
C
|
High
|
| 284
|
Cold working
|
4,522
|
150
|
C
|
High
|
| 285
|
Speeds and feeds
|
4,514
|
150
|
C
|
High
|
| 286
|
Stamping (metalworking)
|
4,502
|
150
|
Start
|
High
|
| 287
|
Aluminium bronze
|
4,485
|
149
|
Start
|
Low
|
| 288
|
Thermal lance
|
4,483
|
149
|
Start
|
Low
|
| 289
|
Helladic chronology
|
4,424
|
147
|
B
|
High
|
| 290
|
Trapezoidal thread form
|
4,385
|
146
|
B
|
Mid
|
| 291
|
Iron and steel industry in the United States
|
4,382
|
146
|
C
|
Low
|
| 292
|
Gold plating
|
4,370
|
145
|
C
|
Low
|
| 293
|
Thyssen AG
|
4,350
|
145
|
Start
|
Low
|
| 294
|
Pitting corrosion
|
4,344
|
144
|
Start
|
Low
|
| 295
|
Dye penetrant inspection
|
4,329
|
144
|
C
|
Mid
|
| 296
|
Flux-cored arc welding
|
4,299
|
143
|
C
|
Mid
|
| 297
|
Feeler gauge
|
4,258
|
141
|
C
|
Low
|
| 298
|
Silver hallmarks
|
4,253
|
141
|
C
|
Low
|
| 299
|
Machine taper
|
4,250
|
141
|
C
|
High
|
| 300
|
Turning
|
4,226
|
140
|
C
|
Top
|
| 301
|
Metalsmith
|
4,222
|
140
|
C
|
Top
|
| 302
|
Investment casting
|
4,215
|
140
|
C
|
Top
|
| 303
|
Silver-gilt
|
4,202
|
140
|
C
|
Low
|
| 304
|
Plating
|
4,199
|
139
|
Start
|
Top
|
| 305
|
Guilloché
|
4,191
|
139
|
C
|
Low
|
| 306
|
Razor strop
|
4,182
|
139
|
Start
|
Low
|
| 307
|
Countersink
|
4,178
|
139
|
Start
|
Mid
|
| 308
|
Hardware store
|
4,165
|
138
|
Start
|
Mid
|
| 309
|
Swaging
|
4,159
|
138
|
B
|
High
|
| 310
|
Interference fit
|
4,157
|
138
|
C
|
Low
|
| 311
|
Abrasive
|
4,150
|
138
|
C
|
Low
|
| 312
|
Smithing gods
|
4,146
|
138
|
List
|
Low
|
| 313
|
Locking pliers
|
4,129
|
137
|
Start
|
Low
|
| 314
|
Gundestrup cauldron
|
4,119
|
137
|
B
|
Mid
|
| 315
|
Repoussé and chasing
|
4,118
|
137
|
C
|
Mid
|
| 316
|
Locksmithing
|
4,077
|
135
|
C
|
Low
|
| 317
|
Tongs
|
4,073
|
135
|
Start
|
Low
|
| 318
|
High-strength low-alloy steel
|
4,069
|
135
|
Start
|
Low
|
| 319
|
Magnetic particle inspection
|
4,017
|
133
|
Start
|
Mid
|
| 320
|
2024 aluminium alloy
|
4,007
|
133
|
Stub
|
Low
|
| 321
|
Invar
|
3,999
|
133
|
Unknown
|
Unknown
|
| 322
|
Dross
|
3,985
|
132
|
Start
|
Mid
|
| 323
|
Cementite
|
3,978
|
132
|
C
|
Mid
|
| 324
|
41xx steel
|
3,973
|
132
|
Start
|
Low
|
| 325
|
Reamer
|
3,916
|
130
|
C
|
Top
|
| 326
|
Hand tool
|
3,910
|
130
|
Start
|
Low
|
| 327
|
Hallmark
|
3,903
|
130
|
Start
|
Unknown
|
| 328
|
Carburizing
|
3,876
|
129
|
C
|
High
|
| 329
|
Chain-link fencing
|
3,850
|
128
|
C
|
Low
|
| 330
|
Ultrasonic testing
|
3,849
|
128
|
C
|
Mid
|
| 331
|
Welding helmet
|
3,824
|
127
|
Start
|
Low
|
| 332
|
Lapping
|
3,806
|
126
|
C
|
High
|
| 333
|
Howmet Aerospace
|
3,784
|
126
|
C
|
Low
|
| 334
|
Selective laser melting
|
3,760
|
125
|
C
|
Mid
|
| 335
|
Krupp armour
|
3,753
|
125
|
Start
|
Mid
|
| 336
|
Inconel 625
|
3,729
|
124
|
C
|
Low
|
| 337
|
Pickling (metal)
|
3,727
|
124
|
C
|
Mid
|
| 338
|
C-clamp
|
3,710
|
123
|
Start
|
Mid
|
| 339
|
Cutting fluid
|
3,701
|
123
|
B
|
Mid
|
| 340
|
Gunsmith
|
3,700
|
123
|
C
|
Low
|
| 341
|
Fritz Thyssen
|
3,682
|
122
|
Start
|
Low
|
| 342
|
Hugo Stinnes
|
3,629
|
120
|
Start
|
Low
|
| 343
|
Ultrasonic welding
|
3,627
|
120
|
B
|
Mid
|
| 344
|
Vise
|
3,624
|
120
|
C
|
High
|
| 345
|
Puddling (metallurgy)
|
3,613
|
120
|
C
|
Low
|
| 346
|
Martensitic stainless steel
|
3,601
|
120
|
Start
|
Low
|
| 347
|
Nitriding
|
3,583
|
119
|
C
|
High
|
| 348
|
Thyssen family
|
3,582
|
119
|
Start
|
Low
|
| 349
|
Toledo steel
|
3,582
|
119
|
Start
|
Unknown
|
| 350
|
Mineral processing
|
3,568
|
118
|
Start
|
Top
|
| 351
|
Mokume-gane
|
3,566
|
118
|
C
|
Low
|
| 352
|
Nickel electroplating
|
3,537
|
117
|
C
|
Mid
|
| 353
|
Shot tower
|
3,521
|
117
|
Start
|
Low
|
| 354
|
Tarnish
|
3,488
|
116
|
Start
|
Low
|
| 355
|
Go/no-go gauge
|
3,482
|
116
|
C
|
Low
|
| 356
|
Reflow soldering
|
3,453
|
115
|
C
|
Low
|
| 357
|
Bronze sculpture
|
3,362
|
112
|
C
|
Low
|
| 358
|
List of welding processes
|
3,336
|
111
|
List
|
Low
|
| 359
|
Recrystallization (metallurgy)
|
3,331
|
111
|
B
|
Unknown
|
| 360
|
Emery (rock)
|
3,328
|
110
|
Start
|
Low
|
| 361
|
Ormolu
|
3,323
|
110
|
C
|
Low
|
| 362
|
Scarf joint
|
3,322
|
110
|
Start
|
Low
|
| 363
|
Arconic
|
3,276
|
109
|
C
|
Unknown
|
| 364
|
Tinsmith
|
3,273
|
109
|
B
|
Low
|
| 365
|
Eddy-current testing
|
3,268
|
108
|
Start
|
Low
|
| 366
|
Coping saw
|
3,235
|
107
|
Start
|
Low
|
| 367
|
Fillet weld
|
3,222
|
107
|
Start
|
Low
|
| 368
|
Galinstan
|
3,214
|
107
|
C
|
Low
|
| 369
|
Port Talbot Steelworks
|
3,213
|
107
|
Start
|
Mid
|
| 370
|
Warren Cup
|
3,209
|
106
|
B
|
Low
|
| 371
|
Mesh
|
3,204
|
106
|
Start
|
Low
|
| 372
|
Grinding wheel
|
3,194
|
106
|
C
|
Mid
|
| 373
|
Residual stress
|
3,194
|
106
|
C
|
Low
|
| 374
|
Rajesh Exports
|
3,179
|
105
|
Start
|
Mid
|
| 375
|
Miter joint
|
3,170
|
105
|
C
|
Low
|
| 376
|
Diagonal pliers
|
3,166
|
105
|
Start
|
Low
|
| 377
|
Ironworker
|
3,157
|
105
|
B
|
Low
|
| 378
|
Exothermic welding
|
3,128
|
104
|
Start
|
Low
|
| 379
|
Electrochemical machining
|
3,125
|
104
|
C
|
Low
|
| 380
|
Laser beam welding
|
3,098
|
103
|
C
|
Mid
|
| 381
|
Silver standards
|
3,095
|
103
|
Unknown
|
Unknown
|
| 382
|
Solder paste
|
3,094
|
103
|
C
|
Mid
|
| 383
|
Shot peening
|
3,089
|
102
|
Start
|
High
|
| 384
|
Cold-formed steel
|
3,064
|
102
|
B
|
Unknown
|
| 385
|
Honing (metalworking)
|
3,030
|
101
|
C
|
High
|
| 386
|
Hamon (swordsmithing)
|
2,996
|
99
|
Start
|
Low
|
| 387
|
Niello
|
2,982
|
99
|
Start
|
Low
|
| 388
|
Metal foam
|
2,971
|
99
|
C
|
Low
|
| 389
|
Ferroalloy
|
2,970
|
99
|
C
|
Mid
|
| 390
|
Cutting
|
2,969
|
98
|
Start
|
Mid
|
| 391
|
Miter saw
|
2,958
|
98
|
Start
|
Low
|
| 392
|
List of drill and tap sizes
|
2,951
|
98
|
List
|
Low
|
| 393
|
Aluminium–silicon alloys
|
2,944
|
98
|
C
|
Low
|
| 394
|
Tin sources and trade during antiquity
|
2,941
|
98
|
B
|
Low
|
| 395
|
Crystallite
|
2,927
|
97
|
C
|
Mid
|
| 396
|
Andiron
|
2,924
|
97
|
C
|
Low
|
| 397
|
Punch (tool)
|
2,902
|
96
|
C
|
Mid
|
| 398
|
Clamp (tool)
|
2,887
|
96
|
Start
|
Mid
|
| 399
|
Machine shop
|
2,883
|
96
|
C
|
Low
|
| 400
|
Pot metal
|
2,880
|
96
|
Unknown
|
Unknown
|
| 401
|
Ridgid
|
2,872
|
95
|
Stub
|
Low
|
| 402
|
Warded lock
|
2,855
|
95
|
Start
|
Mid
|
| 403
|
Rust converter
|
2,841
|
94
|
C
|
Unknown
|
| 404
|
Rose's metal
|
2,825
|
94
|
Stub
|
Low
|
| 405
|
Ladle (metallurgy)
|
2,815
|
93
|
Start
|
Low
|
| 406
|
Cutting tool (machining)
|
2,809
|
93
|
Start
|
High
|
| 407
|
Electroless nickel-phosphorus plating
|
2,795
|
93
|
C
|
Mid
|
| 408
|
Whitesmith
|
2,793
|
93
|
Start
|
Low
|
| 409
|
Roller chain
|
2,784
|
92
|
Start
|
Mid
|
| 410
|
Mannesmann
|
2,772
|
92
|
Start
|
Low
|
| 411
|
Gauge (instrument)
|
2,769
|
92
|
List
|
Low
|
| 412
|
Whitechapel Bell Foundry
|
2,761
|
92
|
Start
|
Low
|
| 413
|
Electron-beam welding
|
2,747
|
91
|
C
|
Mid
|
| 414
|
History of the iron and steel industry in the United States
|
2,745
|
91
|
Start
|
Low
|
| 415
|
SAE 904L stainless steel
|
2,743
|
91
|
Start
|
Mid
|
| 416
|
Scriber
|
2,718
|
90
|
C
|
Low
|
| 417
|
Dead-blow hammer
|
2,716
|
90
|
Stub
|
Low
|
| 418
|
Trundholm sun chariot
|
2,708
|
90
|
Start
|
Low
|
| 419
|
Cobalt-chrome
|
2,702
|
90
|
B
|
Unknown
|
| 420
|
Bending (metalworking)
|
2,695
|
89
|
C
|
Top
|
| 421
|
Ferritic stainless steel
|
2,691
|
89
|
Start
|
Low
|
| 422
|
Continuous casting
|
2,689
|
89
|
C
|
High
|
| 423
|
Decorative box
|
2,679
|
89
|
C
|
Low
|
| 424
|
Marine grade stainless
|
2,672
|
89
|
C
|
Low
|
| 425
|
Trip hammer
|
2,668
|
88
|
B
|
Mid
|
| 426
|
Plasma torch
|
2,656
|
88
|
C
|
Low
|
| 427
|
Chuck (engineering)
|
2,648
|
88
|
C
|
High
|
| 428
|
Milling cutter
|
2,616
|
87
|
C
|
Top
|
| 429
|
Field's metal
|
2,614
|
87
|
Stub
|
Low
|
| 430
|
Burr (edge)
|
2,612
|
87
|
Start
|
Low
|
| 431
|
Wave soldering
|
2,611
|
87
|
C
|
Low
|
| 432
|
Grindstone
|
2,591
|
86
|
Start
|
Low
|
| 433
|
Forge welding
|
2,584
|
86
|
C
|
Mid
|
| 434
|
5052 aluminium alloy
|
2,568
|
85
|
Stub
|
Low
|
| 435
|
Matthew Boulton
|
2,562
|
85
|
FA
|
Mid
|
| 436
|
Pattern welding
|
2,561
|
85
|
C
|
Mid
|
| 437
|
Ball (bearing)
|
2,558
|
85
|
B
|
Low
|
| 438
|
Surface finish
|
2,553
|
85
|
C
|
Mid
|
| 439
|
Butt welding
|
2,553
|
85
|
Start
|
Low
|
| 440
|
HY-80
|
2,546
|
84
|
B
|
Low
|
| 441
|
Boring (manufacturing)
|
2,535
|
84
|
C
|
High
|
| 442
|
Thermal spraying
|
2,530
|
84
|
C
|
Mid
|
| 443
|
Mill scale
|
2,530
|
84
|
Stub
|
Low
|
| 444
|
Drawing (manufacturing)
|
2,519
|
83
|
B
|
Top
|
| 445
|
Plasma arc welding
|
2,511
|
83
|
C
|
Low
|
| 446
|
Welding Procedure Specification
|
2,505
|
83
|
Start
|
Low
|
| 447
|
Indicator (distance amplifying instrument)
|
2,503
|
83
|
C
|
High
|
| 448
|
Submerged arc welding
|
2,502
|
83
|
C
|
Mid
|
| 449
|
Dremel
|
2,497
|
83
|
C
|
Low
|
| 450
|
Collet
|
2,475
|
82
|
C
|
High
|
| 451
|
Tinplate
|
2,472
|
82
|
C
|
Mid
|
| 452
|
Brasso
|
2,467
|
82
|
C
|
Mid
|
| 453
|
Armourer
|
2,459
|
81
|
Start
|
Low
|
| 454
|
Polishing (metalworking)
|
2,451
|
81
|
B
|
Mid
|
| 455
|
6082 aluminium alloy
|
2,451
|
81
|
Stub
|
Low
|
| 456
|
Silversmith
|
2,449
|
81
|
C
|
Mid
|
| 457
|
Rotational molding
|
2,423
|
80
|
C
|
Mid
|
| 458
|
Metal injection molding
|
2,420
|
80
|
Start
|
Mid
|
| 459
|
Shaper
|
2,417
|
80
|
Start
|
High
|
| 460
|
Ferrosilicon
|
2,414
|
80
|
Start
|
Low
|
| 461
|
Peening
|
2,396
|
79
|
Start
|
High
|
| 462
|
End mill
|
2,380
|
79
|
Unknown
|
Unknown
|
| 463
|
Copper electroplating
|
2,372
|
79
|
C
|
Low
|
| 464
|
Metal roof
|
2,362
|
78
|
C
|
Low
|
| 465
|
Scale ruler
|
2,362
|
78
|
Start
|
Low
|
| 466
|
Flashback arrestor
|
2,358
|
78
|
C
|
Low
|
| 467
|
Hot isostatic pressing
|
2,352
|
78
|
C
|
Low
|
| 468
|
Ironmongery
|
2,352
|
78
|
Start
|
Mid
|
| 469
|
Aluminium–copper alloys
|
2,351
|
78
|
B
|
Low
|
| 470
|
Industrial radiography
|
2,347
|
78
|
C
|
Mid
|
| 471
|
Wire drawing
|
2,339
|
77
|
B
|
Mid
|
| 472
|
Machine press
|
2,315
|
77
|
C
|
Top
|
| 473
|
Gerdau
|
2,314
|
77
|
Start
|
Low
|
| 474
|
5083 aluminium alloy
|
2,313
|
77
|
Stub
|
Low
|
| 475
|
Electric resistance welding
|
2,309
|
76
|
C
|
Mid
|
| 476
|
Casting defect
|
2,299
|
76
|
B
|
Low
|
| 477
|
Aluminium–lithium alloys
|
2,295
|
76
|
Start
|
Low
|
| 478
|
ASTM A992
|
2,284
|
76
|
Stub
|
Low
|
| 479
|
Mining and metallurgy in medieval Europe
|
2,267
|
75
|
C
|
Unknown
|
| 480
|
April Wilkerson
|
2,252
|
75
|
Start
|
Low
|
| 481
|
Electron backscatter diffraction
|
2,248
|
74
|
GA
|
Low
|
| 482
|
Roman metallurgy
|
2,236
|
74
|
C
|
Unknown
|
| 483
|
Oxygen-free copper
|
2,235
|
74
|
C
|
Low
|
| 484
|
Precision Castparts Corp.
|
2,209
|
73
|
Start
|
Low
|
| 485
|
Electropolishing
|
2,205
|
73
|
C
|
Low
|
| 486
|
Ashtadhatu
|
2,204
|
73
|
Stub
|
Low
|
| 487
|
Burin (engraving)
|
2,197
|
73
|
Start
|
Low
|
| 488
|
Press brake
|
2,138
|
71
|
C
|
High
|
| 489
|
Mac Tools
|
2,134
|
71
|
Stub
|
Low
|
| 490
|
Shakudō
|
2,124
|
70
|
Start
|
Unknown
|
| 491
|
440C
|
2,117
|
70
|
Stub
|
Low
|
| 492
|
Brace (tool)
|
2,114
|
70
|
Start
|
Low
|
| 493
|
Iron Age Scandinavia
|
2,114
|
70
|
C
|
Low
|
| 494
|
Drill bit shank
|
2,096
|
69
|
C
|
High
|
| 495
|
Kaiser Steel
|
2,091
|
69
|
C
|
Low
|
| 496
|
Ancient furniture
|
2,083
|
69
|
C
|
Low
|
| 497
|
Ultrasonic machining
|
2,079
|
69
|
C
|
Low
|
| 498
|
Cemented carbide
|
2,071
|
69
|
C
|
Mid
|
| 499
|
Joseph Whitworth
|
2,062
|
68
|
C
|
Low
|
| 500
|
Hobbing
|
2,062
|
68
|
B
|
High
|
