標準號：DIN EN 755-8-2008
中文標準名稱：鋁和鋁合金.擠壓桿材/棒材、管材和型材.第8部分:帶孔管材的尺寸和形狀公差
英文標準名稱：Aluminium and aluminium alloys - Extruded rod/bar, tube and profiles - Part 8: Porthole tubes, tolerances on dimensions and form; English version of DIN EN 755-8:2008-06
標準類型：H61
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：H61
國際標準分類號：77.150.10
適用范圍：This document specifies the tolerances on dimensions and form for aluminium and aluminium alloy extrudedporthole tubes with an outside diameter (OD) from 8 mm to 450 mm (round tube, see Figure 1 ) or with a crosssection contained within a circumscribing circle (CD) from 10 mm to 350 mm (other than round tube, seeFigure 2), supplied in straight lengths.This standard only applies to extruded porthole tube for general engineering applications made in thefollowing alloys:-- EN AW-1050A, EN AW-1200, EN AW-1350;-- EN AW-3003, EN AW-3103;-- EN AW-5005, EN AW-500**, EN AW-5049, EN AW-5051A, EN AW-5251, EN AW-5052;-- EN AW-6101A, EN AW-6101B, EN AW-6005, EN AW-600**, EN AW-6008, EN AW-6110A, EN AW- 6012, EN AW-6014, EN AW-6018, EN AW-6351, EN AW-6060, EN AW-6360, EN AW-6061, EN AW- 6261, EN AW-6262, EN AW-6262A, EN AW-6063, EN AW-6063A, EN AW-6463, EN AW-6065, EN AW-6081, EN AW-6082; EN AW-6182,-- EN AW-7003, EN AW-7005, EN AW-7108, EN AW-7108A, EN AW-7020.The temper designations used in this part are according to EN 515.This standard only applies to tube produced by the tube porthole/bridge method.This standard does not apply to:-- extruded tubes produced by the seamless, die/mandrel method (EN 755-7),-- tubes delivered in coils (prEN 13957),-- coiled tubes cut to length (prEN 13957).