1, API SL , ASTM A 106
2 , 90% EXPORT OVERSEAS
1, ALL THE SEAMLESS TUBE ARE APPLIED TO API 5L ,ASTM A106 STANDARD
2, 90%PRODUCTS ARE EXPORTED OVERSEAS SUCH AS USA ,RUSSIA ,INDIN ,ECT
3, MADE IN CANGZHOU ,CHINA----THE WORLD FAMOUS STEEL PIPE AND TUBE
FITTINGS FONUDATION
Tina
pipeandfittings001"at"hotmail"dot"com
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