Seamless Tube And Pipe Stainless Steel ASTM A268 AISI 446 DIN 1.4749
Ferritic, heat resisting steel, stainless grade ASTM 446-1, UNS S44600, EN number 1.4749, DIN X18CrN28
can be used at temperatures up to 1100°C (2010°F). However, allowance should be made for low creep strength
at the highest temperatures in order to avoid distortion due to the mass of the steel.
Chemical composition %
C | Si | Mn | P | S | Cr | Ni | N |
0.20 | 1.00 | 1.50 | 0.040 | 0.030 | 23.0~27.0 | 0.75 | 0.25 |
AISI 446 stainless steel Characterized by:
Applications
446 stainless steel should be chosen mainly for service at temperatures above 700°C (1290°F)
where the excellent resistance of the material to slag corrosion and sulphidizing gases is particularly advantageous.
Typical applications for 446 stainless steel are:
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