GB/T 802.3-2009
六角法兰面盖形螺母 焊接型
2009-10-15
NB/T 47021-2012
甲型平焊法兰
A-type socket-weld flange
2012-11-09
JB/T 4701-2012
甲型平焊法兰(同NB/T 47021-2012)
NB/T 47022-2012
乙型平焊法兰
B-type socket-weld flange
2012-11-09
HG/T 21529-2014
板式平焊法兰手孔
Plate flange handholes
2014-07-09
GB/T 15530.3-1995
铜合金板式平焊法兰
Copper alloy plate flanges for brazing or welding
1995-04-02
JB/T 81-2015
板式平焊钢制管法兰
Slip-on-welding plate steel pipe flanges
2015-10-10
DIN 28461
Flanges for tank trucks; plain welding flanges for steel tubes
油罐车法兰；钢管用平焊法兰
1987-11-01
HG/T 21530-2014
带颈平焊法兰手孔
Slip on flange handholes
2014-07-09
GB/T 15530.4-2008
铜合金带颈平焊法兰
Copper alloy hubbed slip-on flanges for brazing or welding
2008-08-25
HG/T 21516-2014
回转盖板式平焊法兰人孔
Plate flange manholes with hinged cover
2014-07-09
JB 81-1994
凸面板式平焊钢制管法兰
1994-12-09
HG/T 21522-2014
水平吊盖板式平焊法兰人孔
Plate flange manholes with davit to horizontal cover
2014-07-09
HG/T 21519-2014
垂直吊盖板式平焊法兰人孔
Plate flange manholes with davit to verticla cover
2014-07-09
HG/T 21517-2014
回转盖带颈平焊法兰人孔
Slip on flange manholes with hinged cover
2014-07-09
KS B 1521(2017 Confirm)
유압용 21MPa 관삽입 용접 플랜지
液压用21MPa平焊管法兰
2002-07-18
JB/T 83-2015
平焊环板式松套钢制管法兰
Loose plate steel pipe flanges with weld-on collar
2015-10-10
NAS 1684(R2017)
Eyelet, Metallic, Electrical, Flat Flanged Type
平法兰型电气金属孔眼
1988-09-01
HG/T 21523-2014
水平吊盖带颈平焊法兰人孔
Slip on flange manholes with davit to horizontal cover
2014-07-09
HG/T 21520-2014
垂直吊盖带颈平焊法兰人孔
Slip on flange manholes with davit to vertical cover
2014-07-09