spiral steel pipe OUTSIDE.D: 219--2800mm W.T 6--25.4mm spiral steel pipe OUTSIDE.D: 219--2800mm W.T 6--25.4mm STANDARD: SY/T5037-2000 GB9711.1 GB9711.2 API5L MATERIAL: Q235B/Q345B/L245/L290/L360/L415/L485/20# API 5L.B/ X42/ X46/ Notes: SSAW steel pipe's main characteristics are as...

We produce seamless steel pipe with various standard, material and sizes. API 5L Gr.B, ASTM A106 / A53 OUTSIDE.D 14--610mm W.T 6--33mm STANDARD GB/T8162-1999 GB/T8163-1999 GB3087-1999 GB5310-1999 API 5L API 5CT ASTM A53/A106MATERIAL Q345B/20#/45#/20G/16Mn/J55/K55/L80/API 5L.B...

marine manhole cover: 1)good wear 2)corrosion resistance 3)high quality marine manhole cover: Specification:Marine Manhole CoverUsed for the ship watertight and tight manhole cover.High-quality marine manhole cover OEM service and Special requirement is available 1Strictly...

steel structure building: 1)light weight 2)corrosion resistance 3)excellent weather resistance 4) easy installation    Well designed steel structure building:We can supply all kinds of steel structures, steel building, metal building, modular house, steel frame for...

steel structure building: 1)light weight 2)corrosion resistance 3)excellent weather resistance 4) easy installation steel structure building:We can supply all kinds of steel structures, steel building, metal building, modular house, steel frame for warehouse, workshop, garage...

Marine High Quality Manhole Cover 1)good wear 2)corrosion resistance 3)high quality marine manhole cover: Specification:Marine High Quality Manhole CoverUsed for the ship watertight and tight manhole cover.High-quality marine manhole cover OEM service and Special requirement is...

Welled designed high quality marine manhole cover: 1)good wear 2)corrosion resistance 3)high quality   Specification:Welled designed high quality marine manhole cover:Used for the ship watertight and tight manhole cover.High-quality marine manhole cover OEM service and...

manhole cover for marine: 1)good wear 2)corrosion resistance 3)high quality marine manhole cover: Specification:manhole cover for marine:Used for the ship watertight and tight manhole cover.High-quality marine manhole cover OEM service and Special requirement is...

Marine Steel Manhole Cover 1)good wear 2)corrosion resistance 3)high quality marine manhole cover: Specification:Marine Steel Manhole Cover Used for the ship watertight and tight manhole cover.High-quality marine manhole cover OEM service and Special requirement is...

manhole cover for marine: 1)good wear 2)corrosion resistance 3)high quality marine manhole cover: Specification:manhole cover for marine:Used for the ship watertight and tight manhole cover.High-quality marine manhole cover OEM service and Special requirement is...