|
标准
|
JB86-59
JB/T86.1-86.2-94
GB9123.1-9123.36-88
HGJ61-65-91
HG5028-58 HG20601-97
HG20622-97 SYJ4-64
SH3406-97 ANSI B16.5
JPI DIN2527
|
Stenclarcl
|
JB86-59
JB/T86.1-86.2-94
GB9123.1-9123.36-88
HGJ61-65-91
HG5028-58 HG20601-97
HG20622-97 SYJ4-64
SH3406-97 ANSI B16.5
JPI DIN2527
|