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TJ/CL 430-2014铁道客车尼龙软管及尼龙软管接头暂行技术条件

TJ/CL 430-2014标准适用范围
TJ/CL 430-2014技术条件规定了交流1000V(或直流1500V)及以下的铁道客车电气系统配线用尼龙软管及非金属(或复合材料)尼龙软管接头(以下简称“接头”)的术语和定义,使用条件,产品分类与型号标记,技术要求,检验方法,检验规则,包装、标志、运输与贮存。
TJ/CL 430-2014技术条件适用于运行速度不大于160km/h的铁路客车。

TJ/CL 430-2014性能测试
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BS476-7 CLASS2级对应国标GB 8624等级

BS476-7标准为产品火焰蔓延防火等级测试。BS476-7标准将防火等级划分为四个等级:BS476-7 Class 1、Class 2、Class 3、Class 4,南京睿督已经携手英国UKAS资质实验室为广大客户提供BS 476-7防火等级测试报告。南京睿督公司与您分享BS 476-7对应国标GB 8624哪个等级?南京睿督公司咨询电话:025-8658 3475。

GB 8624-2012标准已取代GB 8624-2006标准。GB 8624-2012标准将材料划分为四个等级:A,B1,B2,B3。A级-不燃材料,B1-难燃材料,B2-可燃材料,B2-易燃材料。

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ASTM C1303/C1303M预测闭孔泡沫绝缘材料长期热阻的试验方法

ASTM C1303/C1303M-2014 Standard Test Method for Predicting Long-Term Thermal Resistance of Closed-Cell Foam Insulation
ASTM C1303/C1303M-2014 预测闭孔泡沫绝缘材料长期热阻的试验方法

1. ASTM C1303/C1303M标准适用范围

1.1 This test method covers a procedure for predicting the long-term thermal resistance (LTTR) of unfaced or permeably faced rigid gas-filled closed-cell foam insulations by reducing the specimen thickness to accelerate aging under controlled laboratory conditions (1-5) .2

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ASTM C1289饰面硬质多孔聚异氰尿酸酯隔热板规格

ASTM C1289-2015 Standard Specification for Faced Rigid Cellular Polyisocyanurate Thermal Insulation Board
ASTM C1289-2015 饰面硬质多孔聚异氰尿酸酯隔热板规格

1. ASTM C1289标准适用范围

1.1 This specification covers the general requirements for faced thermal insulation boards composed of rigid cellular polyisocyanurate surfaced with other materials. The insulation boards are intended for use at temperatures between??40 and 200°F (?40 and 93°C). This specification does not cover cryogenic applications. Consult the manufacturer for specific recommendations and properties in cryogenic conditions. For specific applications, the actual temperature limits shall be agreed upon by the manufacturer and the purchaser.

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