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JB/T 4201-1999 English PDF

US$559.00 ยท In stock
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JB/T 4201-1999: Technical requirements on precision hot forgings of straight bevel gear
Status: Obsolete

JB/T 4201: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
JB/T 4201-1999English559 Add to Cart 3 days [Need to translate] Technical requirements on precision hot forgings of straight bevel gear Obsolete JB/T 4201-1999
JB 4201-1986EnglishRFQ ASK 3 days [Need to translate] (Chinese Industry Standard) Obsolete JB 4201-1986

PDF similar to JB/T 4201-1999


Standard similar to JB/T 4201-1999

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Basic data

Standard ID JB/T 4201-1999 (JB/T4201-1999)
Description (Translated English) Technical requirements on precision hot forgings of straight bevel gear
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J32
Classification of International Standard 25.020
Word Count Estimation 14,197
Date of Issue 1999-06-24
Date of Implementation 2000-01-01
Older Standard (superseded by this standard) JB 4201-1986
Quoted Standard GB/T 11365-1989; GB/T 12362-1990
Summary This standard applies to: the hot forging presses, forging hammers, screw presses and other equipment, using precision hot forging process straight bevel gears with teeth forgings. It the tooth surface is no longer processing, reach, GB/T 11365-1989 "hypoid bevel gear teeth, accuracy" in the 9 to 1, -level accuracy. This standard applies to: weight less than or, 20kg, largest diameter and the total thickness of less than or equal to 250m, forgings. Exceeds the above range, for forgings consultation requirements are determined by supply and demand sides. Cold extrusion forming process Straight Bevel Gear Forgings can refer to adopt, but a corresponding increase in accuracy over tooth-demand selection.

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Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version JB/T 4201-1999 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.