矿用链条技术参数.doc

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1、选丿IJ标准：国家标准GB/T12718-2001成品链环棒料直径dmm节距Pmm宽氐内宽Lmm外宽圆弧半径rnun焊接处mm单位长度重量试验负荷试验负荷下最.1.-7T*/•1r最小破断破断负荷F最小总伸质量公称尺寸极限偏差公称尺寸极限偏差aminbmin公称尺寸极限H径偏差dlma>长度ekg,/mk./N人延仲率％负何k/N长率%等级851411012B+210±0.440±0.5123415A10.87.11.91001613012CV1301916012D1501419012B+214±0.4

2、50±0.5174822o15104.02001625012CV2501931012D2601432012B+218±0.564±0.621602819.5136.63301641012CV4101951012D3801448012B+222土0.786±0.9267434o23.515.59.54901661012CV6101976012D4601457012B+224±0.886±0.9287937n261711.65801672012CV7201990012D5401467012B+226±0.8

3、92±0.9308640A281813.76801685012CV85019106012D7101489012B+230±0.9108±1.034984632.5211&090016113012CV113019141012D90014114012B+234±1.0126±1.23810952o36.523.822.7116016145012CV145019181012D113014142012B+238±1.1137土1.44212158n412729145016181012CV181019227012

4、D