Tension Control Bolt Cconnection Pair With Steel Structure

Tension Control Bolt Cconnection Pair With Steel Structure

Standard Size Grade Surface Treatment
EN14399-10 M16-M30 10.9HRC Black /  HDG /  Dacrome /  Mechanical /  Sheradizing
ASTM F1852 1/2"-1-1/4" A325 TC  Black /  HDG /  Dacrome /  Mechanical / Sheradizing
ASTM F2280 1/2"-1-1/4" A490 TC  Black /  Dacromet /  Sheradizing
GB/T3632-2008 M16-M30 10.9S 10.9S  Black /  Dacromet /  Sheradizing
JSS II09-2015 M12-M30 S10T  Black /  HDG /  Dacromet /  Mechanical /  Sheradizing
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