1、GB 3289.28-82续表公称通径DgS公称通径DgSLL六角八角十角六角八角十角mminmmmminmm321511/41/2653221/211/A3220114343446654021/211/24480803225141655021/2240811/21/48015312401011/2 3/880203x3/4401511/21/28025313552402011/23/48032311/448929240251218040311/2403211/21148050325082148065321/2501023/890153121/2501521/2902031/23/450202
2、34396464902531/21502521903231/211/4511051055032211/4904031/211/25040212905031/22651021/23/8906531/221/265152/22908031/23448080652021/23/41001541/256117117652521/211002043/4GB3289.28-82续表公称通径DgS公称通径DgSLL六角八角十角六角八角十角mminmmmminmm1002541125805310032414125905326114514510040411212510054100504256117117150206341006542150256110080431503261100904321504061121252053/415050626917017012525511506562/21253251415080636114514512540511/2150906321255052150100641256552112150125652结构尺寸按GB3289.1-82。3技术条件按GB3287-82。检验规则按GB3288-82。
