China Hot DIP Galvanized Round Steel Pipe / Gi Pipe Pre Galvanized Steel Pipe Galvanized Tube for Construction, Find details about China Galvanized Steel Pipe, Galvanized Pipe from Hot DIP Galvanized Round Steel Pipe / Gi Pipe Pre Galvanized Steel Pipe Galvanized Tube for Construction
ERW Steel pipe | |
Outer Diameter | 20mm-610mm |
Wall Thickness | 0.5mm-16mm |
Length | 250mm-12000mm |
Material | SPHC, Q195,Q215,Q235,Q345,SAE1010,SAE1020, |
Surface | galvanizing, painting, PE coating, PP coating, HDPE coating |
Standard | GB/T3091, BS1387-1987, ASTM A53, DIN2440, EN39-2001 |
Certification | ISO9000 |
Technique | ERW |
Packaging | Loose, plastic package, black strips, G.I strips |
Type | Outer diameter(inner diameter) | Allowed tolerance | Wall thickness |
Outer diameter | ≥16mm-250mm | -0.8 - +2.4mm | 0.8mm- 50mm |
>260mm-480mm | -0.8 - +3.2mm | ||
>490mm-850mm | -0.8 - +4.0mm | ||
>863.6mm | -0.8 - +4.8mm | ||
Inner diameter | All size |
Descriptions | Grades |
Structural pipe | 20# 35# 45# Q345B, 16Mn, Q345B-E, 20Mn2, 25Mn, 30Mn2, 40Mn2, 45Mn2 SAE1018, SAE1020, SAE1518, SAE1045. |
Liquid pipe | 20# q295b-e, q345b-e |
High pressure boiler tube | 20G 15MnG 20MnG 15CrMoG, 12Cr1MoVG St35.8, sa106b, sa106c, sa210a, sa210c, A333P2, A333P11, A33P12, A333P22, A33P36, A333P91, A333P92, A335T2, A335T11, A335T12, A335T22, A335T91, A335T23, A335T9 |
Pipeline | API SPEC 5L, X42, X52, X60, X65,X70,X80 ASTMA53, ASTM A106, ASTM A333, BS301, BS3602, BS3603, BS3604, PSL1, PSL2, DNV-OS-F101, CSA-Z245 |
Alloy pipe | 4140, 42CrMo, 32CrMo, 15CrMo, |
Packing | Black paint, Varnish painting, Tarpaulin packing |
End | Common round end, beveled. |
Processing | Galvanizing; cutting; making thread outside the pipe; Machining. |
outer diameter | 16mm- 800mm |
wall thickness | 4mm- 80mm |