EN10297-1 Seamless Steel Tubes

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EN10297-1 Seamless Steel Tubes

Standart: EN10297-1
Seamless circular steel tubes for mechanical and general engineering purposes—technical delivery conditions. Non-alloy and alloy steel tubes.
● Uygulama: for seamless circular tubes made of non-alloy and alloy steels for mechanical and general engineering purposes.
● Boyut aralığı: Öğr.: 6-168mm W.T.: 1-30mm L'dir.: 12000mm maks.

Table 1: Steel grade and chemical composition:

Çelik Sınıfı C Si Mn P S
Ad Number Min Max Min Max Min Max Max Max
E235 Serisi 1.0308 0.17 0.35 1.20 0.030 0.035
E275 1.0225 0.21 0.35 1.40 0.030 0.035
E315 1.0236 0.21 0.30 1.50 0.030 0.035
E355b 1.0580 0.22 0.55 1.60 0.030 0.035
E470 1.0536 0.16 0.22 0.10 0.50 1.30 1.70 0.030 0.035

Table 2: Steel grade and mechanical property:

Çelik Sınıfı Teslimat koşulu Minimum tensile property
Ad Number Yield strength (Reh) Mpa b Tensile strength(Rm) Mpa Elongation A
For T in mm For T in mm %
≤16 >16 >40 >65 >80 ≤16 >16 >40 >65 L T
≤40 ≤65 ≤80 ≤100 ≤40 ≤65 ≤100
E235 Serisi 1.0308 +AR or +N 235 225 215 205 195 360 360 360 340 25 23
E275 1.0225 +AR or +N 275 265 255 245 235 410 410 410 380 22 20
E315 1.0236 +AR or +N 315 305 295 280 270 450 450 450 420 21 19
E355b 1.0580 +AR or +N 355 345 335 315 295 490 490 490 470 20 18
E470 1.0536 +AR 470 430 650 600 17 15

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