JB/T 4702-2000 English PDF

US$479.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
JB/T 4702-2000: B-Type socket. Weld flange
Status: Obsolete

JB/T 4702: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 4702-2000	479	Add to Cart	4 days	B-Type socket. Weld flange	Obsolete
JB 4702-1992	479	Add to Cart	4 days	(B flat welding flange)	Obsolete

Similar standards

GB/T 5100   GB/T 5099.3   JB/T 4711   

Basic data

Standard ID: JB/T 4702-2000 (JB/T4702-2000)
Description (Translated English): B-Type socket. Weld flange
Sector / Industry: Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard: J74
Word Count Estimation: 12,125
Date of Issue: 2000-04-24
Date of Implementation: 2000-09-30
Older Standard (superseded by this standard): JB 4702-1992
Quoted Standard: JB/T 4700-2000; JB/T 4704-2000; JB/T 4705-2000; JB/T 4706-2000; JB/T 4707-2000
Regulation (derived from): National Energy Board Notice No. 9 of 2012
Summary: This standard specifies: B flat steel pressure vessel welding flange structure type and family size. This standard applies to: nominal pressure of 0. 25 ~ 4. 0MPa, working temperature is higher than -20 ~ 350 �� B flat steel pressure vessel welding flange. This standard applies to corrosion allowance �� 2mm. When corrosion allowance of 3mm, should thicken short section thickness 2mm.

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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 4702-2000 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.