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JB81-59/ HG5010-58
HG/T 20592-2009
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NB/T 47021-2012
JB81-59/ HG5010-58
HG/T 20592-2009
HG/T 20615-2009
GOST- 33259-2015 (PL) (WN)
NB/T 47021-2012
HG/T 21514-2014
JIS B2220-2012 (KSB1503-2007)
GB 2506-89
NB/T 47021-2012
Product
Welding neck flange
By
grama
2025-10-18
2025-10-18
NB/T 47021-2012
Product
B-type socket-weld flange
By
grama
2025-10-18
2025-10-18
NB/T 47021-2012
Product
A-type socket-weld flange
By
grama
2025-10-18
2025-10-18
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JB81-59/ HG5010-58
HG/T 20592-2009
HG/T 20615-2009
GOST- 33259-2015 (PL) (WN)
NB/T 47021-2012
HG/T 21514-2014
JIS B2220-2012 (KSB1503-2007)
GB 2506-89
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