端三通管接头GB3741卡套式管接头适用于油、气、水为介质的管路系统。GB3739.1-83GB/T3739.1-2008卡套式锥螺纹直角管接头GB3739.2-83GB/T3739.2-2008卡套式锥螺纹直角接头体GB3740.1-83GB/T3740.1-2008卡套式直角管接头GB3740.2-83GB/T3740.2-2008卡套式直角接头体GB3741.1-83GB/T3741.1-2008卡套式端三通管接头GB3741.2-83GB/T3741.2-2008卡套式端三通管接体GB3742.1-83GB/T3742.1-2008卡套式锥螺纹三通管接头GB3742.2-83GB/T3742.2-2008卡套式锥螺纹三通管接体GB3743.1-83GB/T3743.1-2008卡套式端直角三通管接头GB3743.2-83GB/T3743.2-2008卡套式端直角三通接头体GB3744.1-83GB/T3744.1-2008卡套式锥螺纹直角三通管接头GB3744.2-83GB/T3744.2-2008卡套式锥螺纹直角三通接头体GB3745.1-83GB/T3745.1-2008卡套式三通管接头GB3745.2-83GB/T3745.2-2008卡套式三通接头体GB3746.1-83GB/T3746.1-2008卡套式四通管接头GB3746.1-83GB/T3746.1-2008卡套式四通管接头GB3746.2-83GB/T3746.2-2008卡套式四通接头体GB3747.1-83GB/T3747.1-2008卡套式焊接管接头GB3747.2-83GB/T3747.2-2008卡套式焊接接头体GB3748.1-83GB/T3748.1-2008卡套式隔壁直通管接头GB3748.2-83GB/T3748.2-2008卡套式隔壁直通接头体GB3749.1-83GB/T3749.1-2008卡套式隔壁直角管接头GB3749.2-83GB/T3749.2-2008卡套式隔壁直角接头体GB3750.1-83GB/T3750.1-2008卡套式饺接管接头GB3750.2-83GB/T3750.2-2008卡套式饺接接头体GB3750.3-83GB/T3750.3-2008卡套式饺接六角螺栓GB3751.1-83GB/T3751.1-2008卡套式压力表管接头GB3751.2-83GB/T3751.2-2008卡套式压力表接头体GB3752.1-83GB/T3752.1-2008卡套式组合直角管接头GB3752.2-83GB/T3752.2-2008卡套式组合直角接头体GB3753.1-83GB/T3753.1-2008卡套式组合三通管接头GB3753.2-83GB/T3753.2-2008卡套式组合三通接头体GB3754.1-83GB/T3754.1-2008卡套式端对接直通管接头GB3754.2-83GB/T3754.2-2008卡套式端对接直通接头体GB3755.1-83GB/T3755.1-2008卡套式锥螺纹对接直通管接头GB3755.2-83GB/T3755.2-2008卡套式锥螺纹对接直通接头体GB3756.1-83GB/T3756.1-2008卡套式对接直通管接头