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A2 70 Hex Head Bolt

A2 70 Hex Head Bolt

A2 70 Hex Head Bolt



A2 70 Hex Head Bolt Standard Dimension Chart


A2 70 Hex Head Bolt Standard Dimension Chart

Minimal Size (D) HEAD THICKNESS BODY DIAMETER CORNERS THE FLATS
  H (MAX) H (MIN) D (MAX) D (MIN) C (MAX) C (MIN) F (MAX) F (MIN)
m12 7.76 4.24 12.00 11.73 20.78 20.03 19.00 17.73
m10 6.63 6.17 10.00 9.78 18.48 17.77 17.00 15.73
m90 57.74 54.26 90.00 89.13 150.11 143.07 130.00 125.50
m14 9.09 8.51 14.00 13.73 24.25 23.35 22.00 20.67
m80 51.58 48.42 80.00 79.26 132.72 126.54 115.00 111.00
m16 10.32 9.68 16.00 15.73 27.71 26.75 24.00 23.67
m72 46.45 43.55 72.00 71.26 121.24 115.60 105.00 101.40
m20 12.88 12.12 20.00 19.67 34.64 32.95 30.00 29.16
m24 15.44 14.56 24.00 23.67 41.57 39.55 36.00 35.00
m42 26.97 25.03 42.00 41.38 75.06 71.71 65.00 62.90
m30 19.48 17.92 30.00 29.67 53.12 50.85 46.00 45.00
m100 63.9 60.10 90.00 99.13 167.43 159.60 145.00 140.00
m36 23.38 21.63 36.00 35.61 63.51 60.79 55.00 53.80
m64 41.32 38.68 64.00 63.26 109.70 104.65 95.00 91.80
m48 31.07 28.93 48.00 47.38 86.60 82.76 75.00 72.60
m56 36.2 33.80 56.00 55.26 98.15 93.71 85.00 82.20

SS A2-80 Nuts Chemical Resistance Guide


Grade C Mn P S Si Cr Ni Cu
A2 Min - - - - - 15.0    
  Max 0.1 2.0 0.05 0.03 1.0 20.0 19.0 4.0

A2 50 Stainless Steel Screw size standard and specification


Specification ASTM A193, A194 / ASME SA193, SA194, ASTM F1554, F593, F594 / ASME F1554, SF593, F594
In Form of:
  • Round
  • Square
  • Threading as per Gauge.
  • Hex
Size Ranges M03 – M56 | 3/6" upto 2"
A2-70 g304 threaded rod Threads BSW, UNC, METRIC, UNF, BSF or as per requirements
Lengths From 3 - 200 mm

Mechanical Strength of A2-70 Fasteners


Yield Strength
0.2% Proof
(MPa) min
Tensile Strength (MPa) min Red of Area (% min) Elong
(% in 4D min)
Hardness (HRC max)
450 700 Not required 40 Not required