Stainless Steel 304 Fasteners

SS 304 threaded rod Chemical Resistance Guide

Grade C Mn Si P S Cr Mo Ni N
Stainless Steel 304 min. max. - 0.08 - 2.0 - 0.75 - 0.045 - 0.030 18.0 20.0 - 8.0 10.5 - 0.10

Mechanical Strength of UNS S30400 Studs

Yield Strength 0.2% Proof (MPa) min Tensile Strength (MPa) min Elongation (% in 50mm) min Hardness
Brine-ll (HB) max Rockwell B (HR B) max
205 515 40 201 92

SS 304 Bolts and Nuts analysis specification

Sizes Range M02 – M160 | 3/6" upto 2"
Specification ASTM A193/ ASME SA193
Available Lengths From 3 - 200 mm
Stainless Steel 304 Threaded Rod Threads BSW, METRIC, UNC, BSF, UNF or as needs
In Form of:
  • Round
  • Threading as per Gauge.
  • Hex
  • Square

304 stainless screws Physical Behaviour

Density (kg/m3) Elastic Modulus (GPa) Mean Coefficient of Thermal Expansion (m/m/°C) Thermal Conductivity (W/m.K) Specific Heat 0-100°C (J/kg.K) Electrical Resistivity(n.m)
0-100°C 0-315°C 0-538°C at 100°C at 500°C
8000 193 17.2 17.8 18.4 16.2 21.5 500 720

Equivalent material grade of Stainless Steel 304 Fasteners

JIS AISI Grade EN/DIN Numerical Stainless Steel Notation EN/DIN Symbolical UNS
designation
SUS304 AISI 304 EN 1.4301 SS 304 X4CrNi18-10 UNS S30400

Torque Chart of SS 304 hex bolt

Bolt Size
Inches or #
Threads SS 304
9/16 12 Inch 682
18 Inch 752
5/8 11 Inch 1110
18 Inch 1244
3/4 10 Inch 1530
16 Inch 1490
7/8 9 Inch 2328
14 Inch 2318
1 8 Inch 3440
14 Inch 3110
Bolt Size
Inches or #
Threads 304
Stainless Steel
1 1/8 7 Inch 413
12 Inch 390
1 1/4 7 Inch 523
12 Inch 480
1 1/2 6 Inch 888
12 Inch 703

SS 304 Bolts Applications

  • Power Generation
  • Off-Shore Oil Drilling Companies
  • Gas Processing
  • Petrochemicals
  • Pharmaceuticals
  • Specialty Chemicals
  • Chemical Equipment
  • Pharmaceutical Equipment
  • Heat Exchangers
  • Sea Water Equipment
  • Pulp and Paper Industry
  • Condensers

Stainless 304 Hex Head Bolt Standard Dimension

Stainless 304 Hex Head Bolt Standard Dimension

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