Standard No.:	JT/T 281-1995
English Name:	Corrugated Sheet Steel Beams for Expressway Guardrail
Chinese Name:	高速公路波形梁钢护栏
Professional Classification:	JT    Professional Standard - Transport
Issued on:	1996-1-5
Implemented on:	1996-6-1
Status:	superseded
Superseded by:	JT/T 281-2007 Corrugated sheet steel beams for guardrail
Superseded on:	2007-8-1
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	150.0
Delivery:	via email in 1 business day

1 Subject Content and Application Scope This standard specifies the classification, physical dimension, permissible deviation, technical requirements, inspection method, mark, package, transport and quality certificate of corrugated sheet steel beams for expressway guardrail. This standard is applicable to corrugated sheet steel beam guardrail for expressway and Class I automobile special highway. Corrugated sheet steel beam guardrail for other classified highway may be used by reference.

Contents 1 Subject Content and Application Scope 2 Normative References 3 Product Classification 4 Physical Dimension and Permissible Deviation 5 Technical Requirements 6 Test Method and Inspection Rules 7 Mark, Package, Transport, and Quality Certificate Appendix A Test Method for Zinc Adhesion Amount in Hot Dip Galvanizing (Antimonic Chloride Method) (Additional) Appendix B Test Method for Uniformity of Hot Dip Galvanizing Coat (Cupric Sulfate Method) (Additional) Appendix C Test Method for Zinc Coating Adhesiveness in Hot Dip Galvanizing (Hammer Method) (Additional) Additional Explanation