??????
??????????????????????????????????????????????????????????С????????????????????????????????????????????????á??????(DZ)?????????????????DZ40??DZ55??DZ753???
1.???
?????????????????
2.????
??????SY/T6194-96????????????????????????????????????????????
3.??????????
????(1)????????SY/T6194-96?漲????????????????Χ8-13m??????????6m?????????????????????ó???20%??
????(2)??????????治????????????????????????????????Щ?????????????????????ó??????????12.5%??
????(3)???????治???????????????????????????????????
????(4)?????????????????????????????????????????????ж????????????????????????4.?????????
????(1)??SY/T6194-96?漲?????????????????????????????0.045%??????????0.045%??
????(2)??GB222-84??漲??????????????GB223???й?????漲???л????????
????(3)??????????ARISPEC5CT1988??1??漲???????????ASTME59???°汾????????ASTME350???°汾???л????????
5.???????????
????(1)??SY/T6194-96?漲???????????(GB246-97)????????(GB228-87)???????顣
????(2)????????????APISPEC5CT1988???1??漲?????????顢??????顢?????????????????顢???????(ASTME18??E10???°汾?漲????)?????????顢??????????(ASTMA370??ASTME23???й??????°汾?漲????)?????????(ASTME112???°汾??????????)??