Standard No.:	GB/T 9121-2010
English Name:	loose plate steel pipe flanges with weld-on collar
Chinese Name:	平焊环板式松套钢制管法兰
Chinese Classification:	J15    Pipeline fittings
Professional Classification:	GB    National Standard
ICS Classification:	23.040.60 23.040.60    Flanges, couplings and joints 23.040.60
Issued by:	AQSIQ
Issued on:	2011-1-14
Implemented on:	2011-10-1
Status:	superseded
Superseded by:	GB/T 9124.1-2019 Steel pipe flanges—Part 1:PN designated GB/T 9124.2-2019 Steel pipe flanges—Part 2:Class designated GB/T 9124-2019 Steel pipe flanges
Superseded on:	2019-12-1
Superseding:	GB/T 2508-1989 GB/T 9121.1-2000 Loose plate steel pipe flanges with weld-on collar with raised face GB/T 9121.2-2000 Loose plate steel pipe flanges with male and female face GB/T 9121.3-2000 Loose plate steel pipe flanges with tongue and groove face GB 2508-1989 Marine combination pipe flanges, slip-on steel outer flanges, fillel weld-on steel inner flanges
Language:	English
File Format:	PDF
Word Count:	6000 words
Price(USD):	180.0
Delivery:	via email in 1~3 business day

本标准规定了公称压力用PN 标记的平焊环板式松套钢制管法兰的型式、尺寸、技术要求和标记。
本标准适用于公称压力PN2.5~PN40的平焊环板式松套钢制管法兰。