YB/T 4797-2020 English PDF

US$279.00 · In stock
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YB/T 4797-2020: (Steel for heavy-duty railway frogs)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
YB/T 4797-2020	279	Add to Cart	3 days	(Steel for heavy-duty railway frogs)	Valid

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Basic data

Standard ID: YB/T 4797-2020 (YB/T4797-2020)
Description (Translated English): (Steel for heavy-duty railway frogs)
Sector / Industry: Ferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard: H52
Classification of International Standard: 77.140.70
Word Count Estimation: 12,111
Date of Issue: 2020
Date of Implementation: 2020-10-01
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the definition, designation method, technical requirements, inspection methods, inspection rules, marks and quality certificates of frog steel for heavy haul railways. This standard is applicable to billets and rails for alloy steel composite frogs for heavy-duty railways with a train passing speed not exceeding 160km/h. Other frog steels can also refer to this standard.

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