JB/T 9730-2024 English PDF

US$539.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
JB/T 9730-2024: (Diesel engine fuel injection nozzle parts, plunger parts, oil delivery valve parts metallographic inspection)
Status: Valid

JB/T 9730: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 9730-2024	539	Add to Cart	4 days	(Diesel engine fuel injection nozzle parts, plunger parts, oil delivery valve parts metallographic inspection)	Valid
JB/T 9730-2011	799	Add to Cart	4 days	Diesel injector nozzle, plunger and delivery valve of fuel injection pump. Metallographic examination	Obsolete
JB/T 9730-1999	879	Add to Cart	6 days	Metallographic examination of diesel injector nozzle plunger and delivry valve of diesel fuel injection pump	Obsolete

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Basic data

Standard ID: JB/T 9730-2024 (JB/T9730-2024)
Description (Translated English): (Diesel engine fuel injection nozzle parts, plunger parts, oil delivery valve parts metallographic inspection)
Sector / Industry: Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard: J94
Classification of International Standard: 27.020; 43.060.40
Word Count Estimation: 24,256
Date of Issue: 2024-03-29
Date of Implementation: 2024-10-01
Older Standard (superseded by this standard): JB/T 9730-2011
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the requirements for quenching and tempering of diesel engine plunger pairs, quenching and tempering of oil outlet valve pairs, carburizing, quenching and tempering of needle valve bodies, and metallographic inspection of quenching and tempering of needle valves. This standard applies to the carburizing of GCr15 steel plunger parts, oil delivery valve parts and alloy structural steel needle valve bodies, as well as the metallographic inspection of quenching and tempering of W6Mo5Cr4V2 or W18Cr4V steel needle valves.

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