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MT 646-1997 English PDF

US$399.00 ยท In stock
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MT 646-1997: Frictional metal prop
Status: Obsolete
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
MT 646-1997English399 Add to Cart 3 days [Need to translate] Frictional metal prop Obsolete MT 646-1997

PDF similar to MT 646-1997


Standard similar to MT 646-1997

MT/T 661   MT 76   GB 25974.3   MT/T 1192   MT/T 1164   MT/T 587   

Basic data

Standard ID MT 646-1997 (MT646-1997)
Description (Translated English) Frictional metal prop
Sector / Industry Coal Industry Standard
Classification of Chinese Standard D97
Classification of International Standard 73.100.99
Word Count Estimation 10,182
Date of Issue 11/10/1997
Date of Implementation 4/1/1998
Older Standard (superseded by this standard) MT 5-1974; MT 70-1983
Summary This standard specifies the classification friction metal pillar, technical requirements, test methods, inspection rules, marking, packaging, transport and storage. This standard applies to mining friction metal pillars.

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