grade 8 8 level alloy steel bolts

Polos rectos tubulares de aleación de acero tubos sin costura Gavalanizados calientes Polos de iluminación callejera

Professional Manufacturer of Street light steel lamp in High Steel , Surface : High Quality Galvanized Material : Steel tube from hot rolled steel grade S235JR acc to EN10025 Manufactured to EN10219 Surface Protection :Hot dip galvanized acc to International Standard EN ISO 1461 Certificates : CE ...

Tubo sin costura de acero suave galvanizado 16KHM Velocidad del viento para lámpara de acero ligera de la calle

Professional Manufacturer of Street light steel lamp in High Steel , Surface : High Quality Galvanized Design Standard : USA Standard Wind speed : more than 30M/Sec Anti-seismic design : more than level 7 Raw material : ASTM A572 GR65 /Q345/GR50 /Q235 HeightFrom 1 m to 20 mSuit forAirport ,seaport...