JB/T 6012.4-2008 English PDF

US$209.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
JB/T 6012.4-2008: Internal combustion engines. Intake and exhaust valves. Part 4: Friction welding valves. Ultrasonic testing
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 6012.4-2008	209	Add to Cart	3 days	Internal combustion engines. Intake and exhaust valves. Part 4: Friction welding valves. Ultrasonic testing	Valid

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GB/T 1859.1   GB/T 1859.2   JB/T 11880.1   JB/T 6012.5   JB/T 6012.3   JB/T 6012.2   

Basic data

Standard ID: JB/T 6012.4-2008 (JB/T6012.4-2008)
Description (Translated English): Internal combustion engines. Intake and exhaust valves. Part 4: Friction welding valves. Ultrasonic testing
Sector / Industry: Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard: J93
Classification of International Standard: 27.020
Word Count Estimation: 8,859
Date of Issue: 2008-06-04
Date of Implementation: 2008-11-01
Older Standard (superseded by this standard): JB/T 5093-1991
Quoted Standard: GB/T 9445; GB/T 12604.1; JB/T 4008; JB/T 4009; JB/T 6012
Regulation (derived from): NDRC Notice No. 38 of 2008
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the direct longitudinal wave ultrasonic inspection bimetallic bar valve friction welding method of welding defects and evaluation criteria. This standard applies to less than 200mm diameter cylinder reciprocating piston internal combustion engine valve double metal friction welding rods are also available for valve semi-finished products when used with reference to ultrasonic testing.

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