Steel Pipes

中国工厂供应 ASTM A792 18 号 160 毫米直径温室用热浸镀锌管状钢管

预保温钢管聚氨酯泡沫保温和HDPE套管

不锈钢管 ASTM A240 A554 SS304 1.4301 321 904L 201 316L 316 310S 440 不锈钢管圆方管不锈钢无缝管

AISI 321 20寸无缝不锈钢管价格

石油天然气Gi管管件用镀锌钢管名称及零件

API 5CT N80 套管 – CASINGTUBE

热浸镀Q195 Q235 Q345无缝或焊接圆冷轧钢管镀锌钢管脚手架用镀锌钢管

钢管，316l不锈钢201钢方管中国304 316不锈钢制造商出厂价格

普通用途钢管及管件水、燃气用钢管As1074 C250天津瑞通镀锌管

热浸镀锌圆钢管

S235j2 Structural Steel Pipe Piling Prices of Galvanized Pipe Best Sellers Trading High Quality Hot DIP Galvanized Pipe Seamless Steel Pipe

API 5L A106 A53 304 316L Ss/Gi/ERW/Black/Oil/Alloy/Square/Round/Precision/Carbon/Stainless/Galvanized/Aluminum /Spiral/Seamless/Welded/Steel Tube Pipe 15%off

10毫米11 * 1 18毫米直径厂家直销19英尺长2价格英寸20毫米24′3英寸3/8 30 3毫米4 40 55毫米60毫米8英寸8毫米9毫米A106 A53钢管1.5英寸

Oil Gas Water Supply DN1000 1400mm Ductile Cast Iron Pipe Tube

Oil and Gas ERW LSAW Line Pipe API 5L B X42, API 5L Psl2 Gr. B X52 X56 X60 X70 Steel Pipe

API 5CT Grade N80 Type Q Casing Steel Pipes

China Factory A53 Sch10 Anti-Corrosion Hot-DIP Galvanized Steel Pipe Carbon Seamless Round Steel Tube Structure Building

Tianjin Ruitong Iron and Steel ERW Square Pipe Steel Pipe 50X50 76X38 Square Steel Tube

AISI 6 Meter Dx51 Dx52 Seamless Round Hot DIP Galvanized Steel Pipe

2 Inch Hot DIP Galvanized Steel Round Pipe Structural Gi Scaffolding Steel Pipe

AISI Ss 201 202 304 304L 316 316L 321 410 430 444 1.4301 1.4308 1.4404 Round Square Rectangular Stainless Steel Seamless/ Welded Pipe

High Grade Wholesale Hot DIP Gi Seamless Galvanized Round Steel Pipe ASTM A106 Sch 40 ERW Gi Iron Tube

Hot Sale ASTM A106 Sch 40 80 ERW 4 Inch Hot DIP Galvanized Steel Pipe

304/304L/316/316L/347/32750/32760/904L A312 A269 A790 A789 Stainless Steel Pipe Welded Pipe Seamless Tube

Hot DIP Galvanized Square and Rectangular Steel Pipe for Fence Tubing