DIN EN 14700

 

E Fe 4
1 2

 
Overview: Suitability of alloys for different types of stress

 
 

1 Short symbol for manual arc welding

 
 

2 Alloy abbreviation
*a
Suitability Chemical Structure in % (m/m)
C Cr Ni Mn Mo W V Nb Others Remainder
Fe1 p < 0.4 <3.5 0.5–3 <1 <1 <1 Fe
Fe2 p 0.4–1.2 <7 <1 0.5–3 <1 <1 <1 Fe
Fe3 s t 0.2–0.5 1–8 <5 <3 <4.5 <10 <1.5 Co, Si Fe
Fe4 s t (p) 0.2–1.5 2–6 <4 <3 <10 <19 <4 Co, Ti Fe
Fe5 c p s t w <0.5 <0.1 17–22 <1 3–5 Co, Al Fe
Fe6 g p s <2.5 <10 <3 <3 <10 Ti Fe
Fe7 c p t <0.2 4–30 <6 <3 <2 <1 <1 Si Fe
Fe8 g p t 0.2–2 5–18 0.3–3 <4.5 <2 <2 <10 Si, Ti Fe
Fe9 k (n) p 0.3–1.2 <19 <3 11–18 <2 <1 Ti Fe
Fe10 c k (n) p z <0.25 17–22 7–11 3–8 <1.5 <1.5 Si Fe
Fe11 c n z <0.3 18–31 8–20 <3 <4 <1.5 Cu Fe
Fe12 c (n) z <0.08 17–26     9–26       0.5–3       <4 <1.5 Fe

 

 

    Fe1                             g       <1.5 <6.5 <4 0.5–3 <4 B, Ti            Fe
Fe14 g 1.5–4.5 25–40 <4 0.5–3 <4 Fe
Fe15 g 4.5–5.5 20–40 <4 0.5–3 <2 <10 B Fe
Fe16 g z 4.5–7.5 10–40 <3 <9 <8 <10 <10 B, Co Fe
Fe20 c g t z Hard
materials*b
Fe
Ni1 c p t <1 15–30 Rest 0,3–1 <6 <2 <1 Si, Fe, B Ni
Ni2 c k p t z <0,1 15–30 Rest <1,5 <28 <8 <1 <4 Co, Si, Ti Ni
Ni3 c p t <1 1–15 Rest 0,3–1 <6 <2 <1 Si, Fe, B Ni
Ni4 c k p t z <0,1 1–15 Rest <1,5 <28 <8 <1 <4 Co, Si, Ti Ni
Ni20 c g t z Hard materials*b Ni
Co1 c k t z <0.6 20–35 <10 0.1–2 <10 <15 <1 Fe Co
Co2 t z (c s) 0.6–3 20–35 <4 0.1–2 4–10 Fe Co
Co3 t z (c s) 1–3 20–35 <4 <2 <1 6–14 Fe Co
Cu1 c (n) <6 <15 Al, Fe, Sn Cu
Al1 c n 10–35 <0.5 cu,Si Al
Cr g n 1–5 Rest <1 15–30 Fe, B, Si, Zr Cr

c: corrosion-resistant   g: abrasion-resistant   k: work-hardenable   n: non-magnetizable

p: impact-resistant   s: cutting power-resistant   t: heat resistant   z: scale-resistant   w: age-artificially

(): perhaps not suitable for all alloys in this list

 

*a Alloys not listed in this table should be marked "similar" with the prefix "Z".

*b Tungsten carbide or cemented tungsten carbide broken or spherical.