洛陽来来エナジーテック株式会社
ガス管
9mm PVC Flexible High Pressure LPG Propane Butane Gas Hose Pipe 50m Smooth Surface Easy to Use Plastic Tubes
5 インチ排気 9 インチ 2インチ 110mm 800mm 1010 Aisi1020 さえ 1045 直径炭素鋼鋼管
Q235鋼管継目無鋼炭素管
Retractable Gas Hose Pipe for Medical & Industrial Use Welding & Soldering Oxygen & Acetylene Safety Hose Pipe
カスタマイズされた溶接炭素鋼管曲げパイプ鋼 90 ディグエルボ
Api 5l X52 SMLS Thick DN150 DN200 Sch 40 CS Seamless Steel Petroleum Pipes
5/16” 8Mm Gas Pipe Hot ing Eco Friendly Conveying Water Oil Gas Pvc Pipe Lgp Gas Hose
ASTM A106 A53 Hot Seamless Welded Large Diameter 20inch 25inch 30 Inch Carbon Steel Pipe
ガス管, Transporting Natural Gas
溶融浸漬 Q235 20# 亜鉛メッキシームレス溶接円形正方形長方形GI亜鉛メッキ鋼管
SS400 A36 Q235 Prime Quality 2-1/2″ GI Carbon Tube API Certified ERW Galvanized Greenhouse Structure Bending ASTM Certified 6m