Standard No.:	JB/T 81-1994
English Name:	Slip-on-welding Plate Steel Pipe Flanges with Raised Face
Chinese Name:	凸面板式平焊钢制管法兰
Chinese Classification:	J15    Pipeline fittings
Professional Classification:	JB    Professional Standard - Machinery
Issued by:	Ministry of Machinery Industry
Issued on:	1994-12-9
Implemented on:	1995-10-1
Status:	superseded
Superseded by:	JB/T 81-2015 Slip-on-welding Plate Steel Pipe Flanges
Superseded on:	2016-3-1
Superseding:	JB 81-1959
Language:	English
File Format:	PDF
Word Count:	3000 words
Price(USD):	224.00
Delivery:	via email in 1 business day

1 Subject Content and Application Scope



This standard specifies the types and dimensions of slip-on-welding plate steel pipe flanges with raised face and nominal pressure (PN) of 0.25, 0.6, 1.0, 1.6 and 2.5MPa.

This standard is applicable to slip-on-welding plate steel pipe flanges with raised face and nominal pressure (PN) of 0.25~2.5MPa.



2 Normative Reference



JB/T 74 Pipeline Flange - Technical Conditions



3 The types and dimensions of flanges shall meet the requirements of Figure 1 and Tables 1~5.