DIN 13917-2-1990 牙科学.牙刷毛硬度

作者:标准资料网 时间:2024-05-15 11:02:59   浏览:8696   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Dentistry;stiffnessoftuftedareaoftooth-brushes(ISO8627:1987);germanversionEN28627:1990
【原文标准名称】:牙科学.牙刷毛硬度
【标准号】:DIN13917-2-1990
【标准状态】:作废
【国别】:德国
【发布日期】:1990-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;牙科学;个人卫生;牙刷;硬度;试验条件;鬃丝;硬挺度;试验;卫生学;试验设备
【英文主题词】:toothbrushes;bristles;personalhygiene;testingconditions;definitions;marking;classificationsystems;tests;testequipment;dentistry;classification;stiffness;testing;hygiene;hardness
【摘要】:
【中国标准分类号】:Y89
【国际标准分类号】:11_060_25
【页数】:6P.;A4
【正文语种】:德语


下载地址: 点击此处下载
MIL-P-24396A, MILITARY SPECIFICATION: PACKING MATERIAL, BRAIDED PTFE (POLYTETRAFLUOROETHYLENE) (28 FEB 1994)., This specification covers three types of braided polytetrafluoroethylene (PTFE) yarn packing impregnated with PTFE dispersion. All types of packing are for service on Naval ships when stuffing box temperatures are limited to a maximum of 450 deg. F.Product Code:SAE AS1229
Title:Insert, Screw Thread, Helical Coil, Stud Locking, Performance Standard For
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:This SAE Aerospace Standard (AS) covers helical coil stud locking screw thread inserts made from formed wire in which the inner surface of the coil, after assembly provides threads of standard Unified 60掳 form as specified on the assembly drawing. This document also covers the performance requirements of the locking feature of the insert which will retain Unified ANSI B1.1 (UN Profile) or AS8879 (UNJ Profile) external threaded parts.