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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 38585-2020 |
Technical specification of joint assembling for directly buried insulated pipeline of urban heating 城镇供热直埋管道接头保温技术条件 |
China National Standards Technical specification joint |
 English PDF |
| GB/T 38343-2019 |
Technical specification for flange joints installation 法兰接头安装技术规定 |
China National Standards Technical specification joint |
English PDF |
| GB/T 38343-2019 |
Technical specification for flange joints installation 法兰接头安装技术规定 |
China National Standards Technical specification joint |
English PDF |
| GB/T 35979-2018 |
Technical specification for selection,installation,use and maintenance of metal bellows expansion joints 金属波纹管膨胀节选用、安装、使用维护技术规范 |
China National Standards Technical specification joint |
English PDF |
| GB/T 51217-2017 |
technical specification for joint construction and sharing of transmission lines 通信传输线路共建共享技术规范 |
China National Standards Technical specification joint |
English PDF |
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