1、BSI BS*EN*LOO55 96 H 1624669 O543260 177 = BRITISH STANDARD BS EN 10055 : 1996 Hot rolled steel equal flange -tees with radiused root and toes - Dimensions and tolerances on shape and dimensions The European Standard EN 10055 : 1995 has the status of a British Standard ICs 77.140.70 NO COPYING WITHO
2、UT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW i“lff+S%i*ZS - the number of tlus European Standard - the letter T; - the height h in mm; - number of the quality standard and the steel name or steel number of the ordered steel. Example: Tee EN 10055 - T 40 - steel EN 10025 - S235JR 5 Dimensio
3、ns Hot-rolled equal flange tees with radiused root and toes complying with this European Standard shd be produced with the dimensions given in table 1 and illustrated in figure 1. 6 Tolerances on dimensions and shape 6.1 Section height (h) The deviation from nominal on section height (h) shall be wi
4、thin the tolerance given in table 2. 6.2 Flange width (b) The deviation from nonunai on flange width (b) shall be within the tolerance given in table 2. 7 Tolerance on mass Themascofapieceshallbewithn -8%ofthe calculated mass for thicknesses 4 mm I s and t 5 7 mm (see table 2) and wittun - 6% of the
5、 calculated mass for s and t 7 mm. The calculated mass shall be determined using a density of 7,5 kg/dm3. 8 Tolerance on length The sections shall be cut to ordered lengths (L) to tolerances in accordance with table 2. NOTE. L represents the longest useahle length of the section assuming that the en
6、ds of the section have been cut square. Q BSI 1996 BSI BS*EN*10055 96 W 3624bb 05432b7 521 W Page 4 EN 10055 : 1995 u I v) 9 E U E f 2 O BSI 1996 BSI BS*EN*L0055 9b W 1624669 05432b8 4b8 Page 6 EN 10055 : 1995 Y Y Figure 1. Hot rolled steel equal flange tees with radiused root and toes lble 2. Toler
7、ances on dimensions and shape of hot rolled steel equal flange tees with radiused root and toes - 1 - 2 Cross-section I- b c b *I lia c II Squams k Nominai dimensions b 5 50 50b%100 100b Nominal dimensions b,h 5 100 100 b,h Tolerances on ;,t 0,5 t 0,75 1,o Tolerances ksl k 5 1,5 O BSI 1996 BSI BS*EN
8、*10055 36 1624663 05Y32b 3T4 Page 6 EN 10055 : 1995 Table 2. Tolerances on dimensions and shape of hot rolled steel equal flange tees with radiused root and toes 3 Symmetry e W Fax 0181 996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatical
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