Date Published:May. 10. 2020

Screws that retain high strength even in high-temperature environments are required 【Productivity increase】

Screws with excellent heat resistance are in stock

Screws made from various heat-resistant materials are available. Select according to the operating environment.

Material Tensile Strength(N/mm2
200℃ 500℃ 800℃ 1000℃
SUS316L
560
500 250 -
SUS310S
580 500 200 -
Inconel 600
560 530 200 70
Molybdenum
590 450 290 210
Carbon Steel
450 230 40 -
SUS304
500 420 160 -

Material Continuous operating temperature(℃)
Ceramic 1500
VESPEL🄬 288・350
PTFE(Teflon) 260

Super Invar has a small coefficient of linear expansion and is effective for preventing distortion or damage due to thermal expansion.
Super
Invar
SUS304
Specific Gravity 8.15
7.93
Longitudinal Elastic Modulus(GPa)
132
193
Electric Resistance(μΩ・m)
0.77
0.7
Thermal Conductivity(W/(m・K)
10.47
17
Linear Expansion Coefficient(K-1)
0.69×10-6
17.3×10-6


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