고무 씰 — 급수, 배수 및 하수 배관용 조인트 링 — 재료 요구사항
橡胶密封件 - 供水 排水和污水管道接头环 - 材料规格

2018-12-28

Rubber seals — Joint rings for water supply, drainage and sewerage pipelines — Specification for materials
橡胶密封给水、排水和污水管道用连接环材料规范

2023-08-31

橡胶密封件 给、排水管及污水管道用接口密封圈 材料规范
Rubber seals - Joint rings for water supply, drainage and sewerage pipelines - Specification for materials

2008-05-14

橡胶密封件－给、排水管及污水管道用接口密封圈－材料规范
Rubber seals-Joint rings for water supply,drainage and sewerage pipelines-Specification for materials

2000-05-23

고무 씰 — 110 ℃ 이하의 온수 공급 파이 프라인에 사용되는 접합부 링 — 재료에 대한 요구사항
橡胶密封件.110℃以下热水供应管道用连接环.材料规范

2018-12-28

고무 씰 — 110 ℃ 이하의 온수 공급 파이프라인에 사용되는 접합부 링 — 재료에 대한 요구사항
橡胶密封110℃以下热水供应管道用连接环材料规范

2023-12-11

橡胶密封件 110℃热水供应管道的管接口密封圈 材料规范
Rubber seals - Joint rings for pipelines for hot-water supply up to 110℃ - Specification for the materials

2011-12-05

Rubber seals. Joint rings for pipelines for hot-water supply up to 110 °C. Specification for the material
橡胶密封件 110℃以下热水供应管道的连接环.材料规范

2018-03-14

Rubber seals — Joint rings for pipelines for hot-water supply up to 110 °C — Specification for the material
橡胶密封件-110度及以下热水供应管道的连接环；C-材料规范

2018-03-06