Zhejiang Guanyu Stainless Steel Tube Co., Ltd  
  Directory | Useful Tool | Sitemap | Contact US | Home

         

Sizes

Standard Letter Drill Sizes Chart








Letter size Fractional Decimal Metric
size(inches) Equivalent Equivalent
(in inches) mm

A 15/64 0.234
B 0.238 6.00
C 0.242 6.10
D 0.246 6.20
E 1/4 0.250
F 0.257 6.50
G 0.261 6.60
H 13/64 0.266
I 0.272 6.90
J 0.277 7.00
K 9/32 0.281
L 0.290 7.40
M 0.295 7.50
N 0.302 7.70
O 0.316 8.00
P 0.323 8.20
Q 0.332 8.40
R 0.339 8.60
S 0.348 8.80
T 0.358 9.10
U 0.368 9.30
V 3/8 0.375
W 0.386 9.80
X 0.397 10.10
Y 0.404 10.30
Z 0.413 10.50




FRACT SIZE # SIZE LETTER SIZE METRIC SIZE DECIMAL INCHES
  80     0.0135
  79     0.0145
1/64       0.0156
  78     0.0160
  77     0.0180
      ,5 0.0197
  76     0.0200
  75     0.0210
  74     0.0225
  73     0.0240
  72     0.0250
  71     0.0260
  70     0.0280
  69     0.0292
      ,75 0.0295
  68     0.0310
1/32       0.0312
  67     0.0320
  66     0.0330
  65     0.0350
  64     0.0360
  63     0.0370
  62     0.0380
  61     0.0390
      1 0.0394
  60     0.0400
  59     0.0410
  58     0.0420
  57     0.0430
  56     0.0465
3/64       0.0469
      1,25 0.0492
  55     0.0520
  54     0.0550
      1,5 0.0591
  53     0.0595
1/16       0.0625
  52     0.0635
  51     0.0670
      1,75 0.0689
  50     0.0700
  49     0.0730
  48     0.0760
5/64       0.0781
  47     0.0785
      2 0.0787
  46     0.0810
  45     0.0820
  44     0.0860
      2,25 0.0886
  43     0.0890
  42     0.0935
3/32       0.0938
  41     0.0960
  40     0.0980
      2,5 0.0984
  39     0.0995
  38     0.1015
  37     0.1040
  36     0.1065
      2,75 0.1083
7/64       0.1094
  35     0.1100
  34     0.1110
  33     0.1130
  32     0.1160
      3 0.1181
  31     0.1200
1/8       0.1250
      3,25 0.1280
  30     0.1285
  29     0.1360
      3,5 0.1378
  28     0.1405
9/64       0.1406
  27     0.1440
  26     0.1470
      3,75 0.1476
  25     0.1495
  24     0.1520
  23     0.1540
5/32       0.1562
  22     0.1570
      4 0.1575
  21     0.1590
  20     0.1610
  19     0.1660
      4,25 0.1673
  18     0.1695
11/64       0.1719
  17     0.1730
  16     0.1770
      4,5 0.1772
  15     0.1800
  14     0.1820
  13     0.1850
      4,75 0.1870
3/16       0.1875
  12     0.1890
  11     0.1910
  10     0.1935
  9     0.1960
      5 0.1969
  8     0.1990
  7     0.2010
13/64       0.2031
  6     0.2040
  5     0.2055
      5,25 0.2067
  4     0.2090
  3     0.2130
      5,5 0.2165
7/32       0.2188
  2     0.2210
      5,75 0.2264
  1     0.2280
    A   0.2340
15/64       0.2344
      6 0.2362
    B   0.2380
    C   0.2420
    D   0.2460
      6,25 0.2461
1/4   E   0.2500
      6,5 0.2559
    F   0.2570
    G   0.2610
17/64       0.2656
      6,75 0.2657
    H   0.2660
    I   0.2720
      7 0.2756
    J   0.2770
    K   0.2810
9/32       0.2812
      7,25 0.2854
    L   0.2900
    M   0.2950
      7,5 0.2953
19/64       0.2969
    N   0.3020
      7,75 0.3051
5/16       0.3125
      8 0.3150
    O   0.3160
    P   0.3230
      8,25 0.3248
21/64       0.3281
    Q   0.3320
      8,5 0.3346
    R   0.3390
11/32       0.3438
      8,75 0.3445
    S   0.3480
      9 0.3543
    T   0.3580
23/64       0.3594
      9,25 0.3642
    U   0.3680
      9,5 0.3740
3/8       0.3750
     V   0.3770
      9,75 0.3839
    W   0.3860
25/64       0.3906
      10 0.3937
    X   0.3970
    Y   0.4040
13/32       0.4063
    Z   0.4130
      10,5 0.4134
27/64       0.4219
      11 0.4331
7/16       0.4375
      11,5 0.4528
29/64       0.4531
15/32       0.4688
      12 0.4724
31/64       0.4844
      12,5 0.4921
1/2       0.5000
      13 0.5118
33/64       0.5156
17/32       0.5312
      13,5 0.5315
35/64       0.5469
      14 0.5512
9/16       0.5625
      14,5 0.5709
37/64       0.5781
      15 0.5906
19/32       0.5938
39/64       0.6094
      15,5 0.6102
5/8       0.6250
      16 0.6299
41/64       0.6406
      16,5 0.6496
21/32       0.6562
      17 0.6693
43/64       0.6719
11/16       0.6875
      17,5 0.6890
45/64       0.7031
      18 0.7087
23/32       0.7188
      18,5 0.7283
47/64       0.7344
      19 0.7480
3/4       0.7500
49/64       0.7656
      19,5 0.7677
25/32       0.7813
      20 0.7874
 51/64       0.7969
      20,5 0.8071
13/16       0.8125
      21 0.8268
53/64       0.8281
27/32       0.8438
      21,5 0.8465
55/64       0.8594
      22 0.8661
7/8       0.8750
      22,5 0.8858
57/64       0.8906
      23 0.9055
29/32       0.9062
59/64       0.9219
      23,5 0.9252
15/16       0.9375
      24 0.9449
61/64       0.9531
      24,5 0.9646
31/32       0.9688
      25 0.9843
63/64       0.9844
1       1.0000


Related References:
Screw Thread Limits Table
UNC UNF Threads Per Inch TPI Threads Per Inch
Wood Screw Pilot Hole Sizes Table
Standard NPT National Pipe Thread Tap Drill Sizes Table
ASTM ISO Metric Thread Sizes and Tap Drill Table
Tapping Drill Size and Clearance Drill Size for Metric Threads
Standard Number Drill Sizes Table
Metric Thread Size Tap Drill Table
Standard Tap Drills Clearance Holes Table
Standard Letter Drill Sizes Table
Standard Drill Sizes Decimal Equivalents Table
Socket Head Cap Screw Sizes Dimension Table
SAE Grade ASTM Bolt Identify Marks Mechanical Properties
Steel Bolt Torque Specifications Table
Finished Hex Nut Dimensions
Heavy Hex Nut Dimensions Table
Standard ANSI Type B Flat Washer Sizes
Circumferential Speeds for High Speed Twist Drill Table

TubingChina.com All Rights Reserved

Directory | Standard | Heat | Heat Exchanger | Temperature | Pressure | Corrosion | Hardness | Surface | Properties | Select Stainless Steel | Contact US

Useful Tools:

Stainless Steel Weight Calculator
Metals Weight Calculator
Nickel Alloy Weight Calculator
Copper Brass Alloy Weight Calculator
Copper Brass Alloy Sheet Plate Weight Calculator
Sheet Plate Weight Calculator
Hardness Conversion Calculator
Hardness Conversion Chart
Rockwell Brinell Vickers Shore Hardness Conversion Chart
Conversion Calculator
Length Weight Temperature Volume Pressure Calculater
Pipe Working Pressure Calculator
Pressure Conversion Converter
Round Bar Size Calculator
Gauge Sizes
Sheet Metal Gauge
Pipe Schedule
Nominal Pipe Size
ANSI Pipe Chart
Inch to mm Chart
Stainless Steel Pipe Sizes
Stainless Steel Tubing Sizes Chart
Stainless Steel L H Grade
Stainless Steel Density
Conversion of Stainless Steel
Nickel Alloy Grades Comparison Material Grade Chart Carbon Steel
Structural Steel Comparison Chart



Main Products:

BA Tube | AP Tube
Condenser Tubes Tubing
Stainless Steel Reheater Tube Superheater Tubes
Stainless Steel U bend Tube
Nickel Alloy U bend Tubes
Copper Alloy U Bend Tubes
Heat Exchanger Tube
Super Duplex Pipe
Nickel Alloy Tube
Brass Alloy Tubing
Copper Nickel Alloys Tubes
Stainless Steel Hollow Tube
Stainless Steel Oval Tubing
Stainless Steel Square Tubing
Stainless Steel Rectangular Tubing
Stainless Steel Capillary Tube
Duplex Stainless Steel Pipe
Seamless Stainless Steel Tubing
Corrugated Stainless Steel Tubing
Stainless Steel Twisted Tube
Polishing Stainless Steel Tubing
Stainless Steel Aircraft Tube
Stainless Steel Hydraulic Tubing
Stainless Steel Instrumentation Tubing
Stainless Steel Angle Iron Bar
Stainless Steel Mechanical Tube
Bright Annealing Stainless Tube
Heat resistant Stainless Steel
Stainless Steel Welded Pipe
Extruded Serrated Finned Tubes Integral Finned Tubes / Extruded Aluminum Finned Tubes
Brass Alloys Copper Nickel Alloy Integral Low Finned Tubes
HFW High Frequency Welded Helical Spiral Serrated Finned Tubes
Corrosion Resistant Stainless Steel
Corrosion Resistance Stainless Steel

Stainless Steel Tubing Pipe

304 Stainless Steel Pipe
304L Stainless Steel Pipe
304H Stainless Steel Pipe
304/304L Stainless Steel Tubing
309S Stainless Steel Pipe
310S Stainless Steel Pipe
316L Stainless Steel Tubing
316Ti Stainless Steel Tube
317L Stainless Steel Pipe
321 321H Stainless Steel
347 347H Stainless Steel
904L N08094 Seamless Tubes
17-4 PH 630 UNS S17400 Stainless Steel
253MA S30815 Stainless Steel Tube
S31254 254 SMO Pipe
S31803 Stainless Steel
2205 Duplex Pipe Tubing
S32101 Stainless Steel
S32304 Stainless Steel
2507 Super Duplex Pipe
S32750 Super Duplex Pipe
S32760 Super Duplex Steel
1.4462 Stainless Steel Pipe
ASTM A213 | ASTM A269
ASTM A312 | ASTM A511
ASTM A789 | ASTM A790
ASTM B161 / ASME SB 161 | ASTM B111
EN 10216-5
ASTM A789 ASME SA 789 S31803 S32205 S32101 S32750 S32760 S32304 S31500 S31260 Seamless Tubes
EN 10216-5 1.4462 1.4362 1.4162 1.4410 1.4501 Seamless Tubes
Nickel Alloy Tubing:

UNS N08020 Alloy 20 Tubing
UNS N02200 Alloy 200 Tube
UNS N02201 Alloy 201 Pipe
UNS N04400 Monel 400 Tubing
N06600 Inconel 600 Tube
N06601 Inconel 601 Tubing
N06625 Inconel 625 Tubes
N08800 Incoloy 800 Tube
N08810 Incoloy 800H Tube
N08811 Incoloy 800HT Tubing
UNS N08825 Incoloy 825 Pipe
ASTM B622 N10276 C276 Tubing
ASTM B622 N06022 Hastelloy C-22 Alloy Tubes
C28000 Brass Seamless Tubes C44300 Brass Seamless Tubes
C68700 Brass Seamless Tubes
C70600 Copper Nickel Tubes
C71500 Copper Nickel Tubes
DIN 2391 Seamless Precision Steel Tubes
EN 10305-1 E215 E235 E355 Seamless Precision Steel Tube Tubing Tubes
DIN 2393 St28 St34.2 St37.2 St44.2 St52.3 Welded Precision Steel Tubes
EN 10305-2 E195 E235 E355 Welded Cold Drawn Precision Steel Tube