防爆连接管|NGd-DIP粉尘防爆挠性连接管|新黎明防爆挠性连接管NGd-DIP粉尘防爆挠性连接管DIPA20适用范围适用于20区、21区、22区危险场所；适用于可燃性粉尘与空气形成的混合物环境。技术参数执行标准：GB12476.1-2000防爆标志：DIPA20产品型号管通径(mm)接头管螺纹(G")长度(mm)最小弯曲半径(mm)NGd-DIP700*G1/2151/270080NGd-DIPl000*G1/2151/2100080NGd-DIP700*G3/4203/4700110NGd-DIP1000*G3/4203/41000110NGd-DIP700*G1251700145NGd-DIP1000*G12511000145NGd.DIP700*G11/43211/4700180NGd-DIP1000*G11/43211/41000180NGd-DIP700*G11/24011/2700210NGd-DIP1000*G11/24011/21000210NGd-DIP700*G2502700252NGd-DIP1000*G25021000252NGd-DIP700*G21/27011/2700350NGd-DIP1000*G21/27011/21000350NGd-DIP700*G3803700400NGd-DIP1000*G38031000400NGd-DIP700*G41004