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

Stainless 304L Fasteners 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

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SS 304L Bolts and Nuts

Bangladesh, Jakarta -Indonesia, Dubai, Los Alamos -Mexico, Hong Kong, Turkey, Argentina, Germany, China, Oman, Saudi Arabia (KSA).

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SS 304L studs

Malaysia, Poland, Romania, Indonesia, Malaysia, Iran, Qatar, New Zealand, Brazil, Netherlands, United Arab Emirates (UAE).

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Grade 304L washers

USA, Chile, Ellington -United States, Canada, Sweden, United States, Greece, Singapore, Vietnam, Mexico, Denmark, Thailand, Finland.

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SS 304L threaded rod

Russia, Belgium, Norway, Egypt, Bahrain, Philippines, South Korea, Peru, Malaysia, Tehran -Iran, Colombia, Italy.

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SS 304L hex bolt

Spain, Jakarta, Europe, Australia, Jordan, Dammam -KSA, Japan, Istanbul -Turkey, NY 12203 (USA), Dubai -UAE, Kuala Lumpur.

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ASTM A193 UNS S30403 Hex Bolts

France, Singapore, Taiwan, South Africa, Portugal, Morocco, Czechia, Kuwait, Austria, United Kingdom (UK), Nigeria.