ASTM A333 Grade 6 Cold Rolled ERW Welded Pipe
Introduction to ASTM A333/ASME A333 Grade 6 Cold rolled Resistance Welded Pipe
ASTM A333/ASME A333 Grade 6 carbon steel pipe has a maximum temperature resistance of 570 degrees Fahrenheit. However, it's important to note that post-weld heat treatment is not necessary for this type of pipe, and preheating of seamless carbon steel pipe is not recommended. The product range covers various carbon steel and alloy steel pipes. Equivalent standards for ASTM A333 Grade 6 include ASTM A53 GR. B, A106 GR. B, API 5L GRADE B, API 5L GR. X42/46/52/56/60/65/70, and A333 GR. 3/GR. 6, etc.
Cold rolling is a cold working process that uses a hot-rolled coil to achieve high precision. It applies pressure through a powerful rolling mill, causing plastic deformation in the steel to produce thinner, more dimensionally accurate steel strips with smooth surfaces and specific mechanical properties. This process not only refines the grain structure but also significantly improves the material's strength and hardness through work hardening, making it a crucial step in manufacturing high-quality steel products with high surface finish requirements.
| Tolerance | Cold drawn pipe: +/-0.1mm
Cold rolled pipe: +/-0.05mm |
| Craft | Cold rolled and Cold drawn |
| Type | Seamless / ERW / Welded / Fabricated / CDW |
| Form | Round, Hydraulic Etc |
Impact Temperature
| Grade | Minimum Impact Test Temperature | |
| °F | °C | |
| 1 | −50 | −45 |
| 6 | −50 | −45 |
| 8 | −320 | −195 |
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