CREATE TABLE table_2071644_1 (flange_thickness__mm_ VARCHAR, weight__kg_m_ VARCHAR)

What is the flange thickness (mm) for the weight (kg/m) 6.0?Wg
SELECT flange_thickness__mm_ FROM table_2071644_1 WHERE weight__kg_m_ = "6.0"
SELECT "flange_thickness__mm_" FROM "table_2071644_1" WHERE "6.0" = "weight__kg_m_"