• Model NO.：IR-B steel pipe
• Size：60mm~416mm
• Thickness：3mm~10mm
• Surface：Bare Pipe, Anti-Rust Painting
• Length：Fixed Length, by Random
• Transport Package：Standard Seaworthy Packing
• Specification：34CrMo4, 37Mn
• Trademark：Iron&steel
• Origin：China
• HS Code：73045910
• Production Capacity：1000ton Per Month

Type of pipeOuter diameterWall thicknessOD (mm)Tolerance (mm)WT (mm)Tolerance (mm)Hot rolled pipe219~457±1.0%≤20-10%~+12.5%>20~40-10%~+10%457~1066±0.9%>40~70-7%~+9%>70~120-6%~+8% 
Further more, the plant has large-scale cold rolling machine(by 1200t, 1600t, 2000t), the maximum cold rolling diameter can be 920mm. Cold rolling technics can improve the precision of diameter and wall thickness. So we can supply high steel grade steel pipe with big diameter and thin thickness.
Our service
Make production according to customer's specific requirements strictly.
Accept inspection during the production or before shipment.
Provide the original copy of MTC(Mill testing certificate)
Provide the standard seaworthy packing.
Arrange the most professional shipment.