????????? ? ??????
?????:
????????? ?????????:
ASTM/ ASME S/A234/ A 234M WPB,WPC
ASTM/ ASME S/A420/ A 420M WPL6, WPL3
ASTM/ ASME A105
ASTM/ ASME S/A234/ A 234M WP5,WP9,WP11,WP12,WP22, WP91…
(????????)
?????????: ???????? ???????? ?????? ???? ??????? ?????? ??????? ??????? ?????? ???????? ???????? ?????? ???? ??? ??? ?????? ? ???????? ? ???????? ?????? ?????? ?? ??????? ??????? ????????? ??????
????????? ?????????:
ASTM/ ASME S/A234/ A 234M WPB,WPC
ASTM/ ASME S/A420/ A 420M WPL6, WPL3
ASTM/ ASME A105
ASTM/ ASME S/A234/ A 234M WP5,WP9,WP11,WP12,WP22, WP91…
(????????)
?????????: ???????? ???????? ?????? ???? ??????? ?????? ??????? ??????? ?????? ???????? ???????? ?????? ???? ??? ??? ?????? ? ???????? ? ???????? ?????? ?????? ?? ??????? ??????? ????????? ??????
?????:
????????? ?????????:
ASTM/ ASME S/A234/ A 234M WPB,WPC
ASTM/ ASME S/A420/ A 420M WPL6, WPL3
ASTM/ ASME A105
ASTM/ ASME S/A234/ A 234M WP5,WP9,WP11,WP12,WP22, WP91…
(????????)
?????????: ???????? ???????? ?????? ???? ??????? ?????? ??????? ??????? ?????? ???????? ???????? ?????? ???? ??? ??? ?????? ? ???????? ? ???????? ?????? ?????? ?? ??????? ??????? ????????? ??????
????????? ?????????:
ASTM/ ASME S/A234/ A 234M WPB,WPC
ASTM/ ASME S/A420/ A 420M WPL6, WPL3
ASTM/ ASME A105
ASTM/ ASME S/A234/ A 234M WP5,WP9,WP11,WP12,WP22, WP91…
(????????)
?????????: ???????? ???????? ?????? ???? ??????? ?????? ??????? ??????? ?????? ???????? ???????? ?????? ???? ??? ??? ?????? ? ???????? ? ???????? ?????? ?????? ?? ??????? ??????? ????????? ??????
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