HAMMER TEST CHINA MANUAL NAER
SPECIFICATIONS:
Nominal kinetic energy : 2.207J (0.225 kgf.m)
Flip tension spring rigidity : 7.84N (0.80 kgf) / cm
Punch advance for impact hammer : 75 mm
Impact surface hardness value between impact hammer and rod : HRC59-63
Maximum breakout friction of pointer system : 0.49-0.78N(50-80g)
Mean-value of steel-anvil rating of concrete test hammer : 80+/-2
Standards : , ASTM D 5873
Dimension : 60 x 280 mm
Posting Komentar