yT;
J41HJ41YJ41F˽ֹyϵЮa(chn)Ʒ_]^ܷ֮gĦС^_߶ȲSHmе͉mڸ߉ʯˎʡИI(y)ȸNĹrؔͨ{(dio)(ji)·|(zh)
a(chn)Ʒc
1˽ֹyY(ji)(gu)ܷɿ ;
2ܷѺCoӲ|(zh)ϽĥĦܺáʹÉL ;
3yU{(dio)|(zh)浪̎õĿͿĦ ;
4|(zh)mѺ˳ߴɸ(j)HrÑҪxMNҪ;
5yоɸ(j)ҪДͺ{(dio)(ji)
Ҋ̖
Ҋ˽ֹy̖УJ41HJ41YJ541HJ541YJ941HJ941YJ61HJ61YJ561HJ561YJ961HJ961Y
(zh)И˜ʡ
O(sh)ӋҎ(gu)˜ʣ BS1873
Y(ji)(gu)LȘ˜ʣ ASME B16.10
mBӘ˜ʣ ASME B16.5
BӘ˜ʣASME B16.25
ԇcz˜ʣAPI 598
Y(ji)(gu)D
܅(sh)
γߴ硿
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