BARRAS DE ACABAMENTO BRILHANTE

TREFILADA A FRIO + C

PerfilDimensões (mm)Dimensões (polegadas)Tolerâncias
Barras chatas, largurade 40 a 125de 1-9/16″ a 4-15/16″h11
Barras chatas, espessurade 16 a 25de 5/8″ a 1″h11
Barras quadradasde 16 a 60de 5/8″ a 2-3/8″h11
Barras redondasde 5 a 65de 3/16″ a 2-9/16″h9
Barras sextavadasde 17 a 55de 11/16″ a 2-3/16″h11
Barras octogonaisde 12 a 55de 1/2″ a 2-3/16″h11

DESCASCADAS/BOBINADAS +SH

PerfilDimensões (mm)Dimensões (polegadas)Tolerâncias
Barras redondasde 19 a 150de 3/4″ a 5-15/16″h11, h13, k10, k11, k12, k13

RETIFICADAS + SL

PerfilDimensões (mm)Dimensões (polegadas)Tolerâncias
Barras redondasde 6 a 110de 1/4″ a 4-5/16″h6, h7, h8, h9, f7, f8, f9

POLIDO (Liso) +PL

PerfilDimensões (mm)Dimensões (polegadas)Tolerâncias
Barras redondasde 6 a 110de 1/4″ a 4-5/16″h6, h7, h8, h9

CHANFRO

PerfilDimensões (mm)Dimensões (polegadas)Degree
Barras quadradasde 6 a 60de 1/4″ a 2-3/8″30⁰, 45⁰
Barras redondasde 6 a 60de 1/4″ a 2-3/8″30⁰, 45⁰, 60⁰
Barras sextavadasde 17 a 55de 11/16″ a 2-3/16″30⁰, 45⁰
Barras octogonaisde 12 a 55de 1/2” a 2-3/16″30⁰, 45⁰

Tolerância dimensional das classes de barras brilhantes – Barras redondas

ISO f – Tolerâncias

f6f7f8f9
Diâmetro (mm)Superior / InferiorSuperior / Inferior SuperiorInferior SuperiorInferior
Mais de 6 a 10-0.013 / -0.022-0.013 / -0.028-0.013-0.035-0.013-0.049
Mais de 10 a 18-0.016 / -0.027-0.016 / -0.034-0.016-0.043-0.016-0.059
Mais de 18 a 30-0.020 / -0.033-0.020 / -0.041-0.02-0.053-0.020-0.072
Mais de 30 a 50-0.025 / -0.041-0.025 / -0.050-0.025-0.064-0.025-0.087
Mais de 50 a 80-0.030 / -0.049-0.030 / -0.060-0.03-0.076-0.03-0.104
Mais de 80 a 120-0.036 / -0.058-0.036 / -0.071-0.036-0.090-0.036-0.123
Mais de 120 a 180-0.043 / -0.068-0.043 / -0.083-0.043-0.106-0.043-0.143

ISO h – Tolerâncias

Diâmetro (mm)h6h7h8h9h10h11
6 < 10-0.009/+0-0.015/+0-0.022/+0-0.036/+0-0.058/+0-0.090/+0
10 < 18-0.011/+0-0.018/+0-0.027/+0-0.043/+0-0.070/+0-0.110/+0
18 < 30-0.013/+0-0.021/+0-0.033/+0-0.052/+0-0.084/+0-0.130/+0
30 < 50-0.016/+0-0.025/+0-0.039/+0-0.062/+0-0.100/+0-0.160/+0
50 < 80-0.019/+0-0.030/+0-0.046/+0-0.072/+0-0.120/+0-0.190/+0
80 < 120-0.022/+0-0.035/+0-0.054/+0-0.087/+0-0.140/+0-0.220/+0
120 < 180-0.025/+0-0.040/+0-0.063/+0-0.100/+0-0.160/+0-0.250/+0

ISO k – Tolerâncias

Diâmetro (mm)k6k7k8k9k10k11
6 < 10+0.010/+0.001+0.016/+0.001+0.022/-0+0.036/-0+0.058/-0+0.090/-0
10 < 18+0.012/+0.001+0.019/+0.001+0.027/-0+0.043/-0+0.070/-0+0.110/-0
18 < 30+0.015/+0.002+0.023/+0.002+0.033/-0+0.052/-0+0.084/-0+0.130/-0
30 < 50+0.018/+0.002+0.027/+0.002+0.039/-0+0.062/-0+0.100/-0+0.160/-0
50 < 80+0.021/+0.002+0.032/+0.002+0.046/-0+0.072/-0+0.120/-0+0.190/-0
80 < 120+0.025/+0.003+0.038/+0.003+0.054/-0+0.087/-0+0.140/-0+0.220/-0
120 < 180+0.028/+0.003+0.043/+0.003+0.063/-0+0.100/-0+0.160/-0+0.250/-0

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