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Stainless Steel 304L Fasteners

Stainless Steel 304L Fasteners

Stainless Steel 304L Fasteners



Composition Standard of SS 304L hex bolt


Grade Mn C P Si S Mo Cr N Ni
304L 2.0 max 0.030 max 0.045 0.75 max 0.030 18.0-20.0 0.10 8.0-12.0

SS 304L threaded rod Mechanical Characteristics


Yield Strength 0.2% Proof (MPa) min Tensile Strength (MPa) min Hardness Brinell (HB) max Hardness Rockwell B (HR B) max Elongation (% in 50mm) min
170 485 201 92 40

Equivalent of Stainless Steel 304L Fasteners


Stainless Steel Notation JIS EN/DIN Numerical AISI Grade EN/DIN Symbolical UNS
designation
SS 304L SUS304L EN 1.4307 AISI 304L X2CrNi18-9 UNS S30403

Grade 304L washers material specification chart


Threads of SS 304L Screw METRIC, BSW, BSF, UNC, UNF or as required
In Form of:
  • Hex
  • Round
  • Threading as per Gauge Etc.
  • Square
Available Lengths From 3 mm - 200 mm
Specification ASTM A193/ ASME SA193
Size Ranges M02 – M160 | 3/6" upto 2"

SS 304L studs Physical Characteristics


Elastic Modulus (GPa) Density (kg/m3) Mean Coefficient of Thermal Expansion (m/m/°C) Thermal Conductivity (W/m.K) Electrical Resistivity

(n.m)

Specific Heat 0-100°C (J/kg.K)
0-100°C 0-315°C 0-538°C at 500°C at 100°C
193 8000 17.2 17.8 18.4 21.5 16.2 720 500

SS 304L Bolts and Nuts Size Chart


Size of Nuts
(mm)
Dia.
(mm)
Height
(mm)
Hex Nuts Nylock Nuts Jam Nuts
14 22 11 14 7
2 4 1.6 - 1.2
2.5 5 2 - 1.6
10 17 8 10 5
3 5.5 2.4 4 1.8
16 24 13 16 8
4 7 3.2 5 2.2
5 8 4 5 2.7
18 27 15 18.5 9
6 10 5 6 3.2
7 11 5.5 - 3.5
12 19 10 12 6
8 13 6.5 8 4
20 30 16 20 10