Standard No. : GB/T 15856.2 Surface treatment: Trivalent zinc Material: C1022 Performance class: 4.8 Brand: Tongyong Unit: Thousands
Mon ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3 P 1.1 1.3 1.4 1.6 1.8 1.8 a max 1.1 1.3 1.4 1.6 1.8 1.8 dc max 6.3 8.3 8.8 10.5 11 13.5 dc min 5.8 7.6 8.1 9.8 10 12.2 s max 4 5.5 7 8 8 10 s min 3.82 5.32 6.78 7.78 7.78 9.78 e min 4.28 5.96 7.59 8.71 8.71 10.95 k max 2.8 3.4 4.1 4.3 5.4 5.9 k min 2.5 3 3.6 3.8 4.8 5.3 r max 0.4 0.5 0.6 0.7 0.8 0.9 z min 6.25 6.8 8.7 9.3 11 12