GB/T 5312 Grade 360 Carbon-Manganese Steel Seamless Pipe
- GB/T 5312
- China
- Stock
- 320, 360, 410, 460, 490, etc.
GB/T 5312 Grade 320 seamless steel pipes are applicable to the manufacture of Class I pressure piping systems for ships, Class II pressure piping systems, carbon steel and carbon manganese steel seamless steel tubes for boilers and superhea
GB/T 5312 Grade 360 Carbon-Manganese Steel Seamless Pipe
GB/T 5312 Grade 360 Carbon-Manganese Steel Seamless Pipe
GB/T 5312
carbon steel and carbon-manganese steel seamless steel pipe for ships
Grade 360 is a grade of GB/T 5312 standard, GB/T 5312 Grade 320 seamless steel pipes are applicable to the manufacture of Class I pressure piping systems for ships, Class II pressure piping systems, carbon steel and carbon manganese steel seamless steel tubes for boilers and superheaters.
Mechanical Properties of GB/T 5312 Grade 360
Chemical Composition of GB/T 5312 Grade 360
GB/T 5312 Grade 360 seamless steel pipe Quick Details
Type:Seamless Steel Pipe.
Material:Grade 360.
WT:6-18mm.
OD:23-508mm
Length:6M or specified length as required.
Ends:Plain End、Beveled End、Treaded
FOB Price: US $600-1300 / Ton | 1 Ton/Tons (Min. Order)
Additional Info
Port of Shipment: Tianjin, China
Payment Terms:T / T, LC
Delivery: 7-15 days after payment
Surface: Tubes will be varnished (Outside only) to prevent rust.
Marking:Standard + Steel Grade + Size + Heat No + Lot No
Package:Standard export package,suit for all kinds of transport, or as required
Size Tolerance
Steel pipe | Outer diameter (OD) | Wall thickness(WT) | ||
Cold drawn pipe | Outer diameter(mm) | tolerance | wall thickness(mm) | tolerance |
>30~50 | ±0.3 | ≤30 | ±10% | |
>50~219 | ±0.8% | |||
Hot rolled pipe | >219 | ±1.0% | >20 | ±10% |
Mechanical Properties of GB/T 5312 Grade 360
Standard | Grade | Tensile strength (MPa) | Yield strength (MPa) | Elongation (%) |
GB/T5312 | 360 | 360~480 | ≥215 | ≥24 |
Chemical Composition of GB/T 5312 Grade 360
Standard | Grade | Chemical composition(%) | ||||
C | Si | Mn | P | S | ||
GB/T5312 | 360 | ≤0.17 | ≤0.35 | 0.40~0.80 | ≤0.035 | ≤0.035 |
Note: Residual elements Cr≤0.25%, Mo≤0.10%, Ni≤0.30%, Cu≤0.30%, total ≤0.70%
Tests and Inspection
Tests and Inspection
Tension test, flattening test, flaring test, hardness test, hydrostatic or nondestructive electric test
Product key description, this is a very good product description, detailing our product use, product characteristics