STPG38, STPG370, JIS Standard Carbon Steel Pipe
STPG38, STPG370, JIS Standard Carbon Steel Pipe
STEELMAX Steel Story
STPG38 재질은 JIS G 3454 규정의 압력
21
11, 2022
13
08, 2014
STPG410-JIS, SPPS420-KS Pipes for Pressure
STPG410, SPPS420 Pipes for Pressure
STEELMAX Steel Story
STPG 410, SPPS 420 압력 배관용 강관은
JIS G 3454,
26
10, 2012
SPPS, STPG, Carbon Steel Pipes for Pressure Service
SPPS, STPG, Carbon Steel Pipes for Pressure Service
STEELMAX Steel Story
압력배관용 강관은 말 그대로 강관이, 강관