GB/T 3089-2020 Translated English of Chinese Standard. (GBT 3089-2020, GB/T3089-2020, GBT3089-2020): Seamless Ultra-Thin Wall Stainless Steel Tubeshttps://www.chinesestandard.net, 12 giu 2020 - 13 pagine This Standard specifies the ordering content, size, shape, weight, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of seamless ultra-thin wall stainless-steel tubes. This Standard is applicable to spinning or cold-rolled (drawn) seamless ultra-thin wall stainless-steel tubes. |
Sommario
| 3 | |
Scope | 5 |
Ordering Content | 6 |
Size Shape Weight and Allowable Deviation | 7 |
Technical Requirements | 9 |
Test Methods | 11 |
Inspection Rules | 12 |
Packaging Marking and Quality Certificate | 13 |
Parole e frasi comuni
Allowable Deviation Advanced allowable deviation level Analysis of Iron Blue Spectrophotometric Method Chemical Analysis chemical composition Classes E1 Clause Coarse Fine Coarse composition of steel Content GB/T delivered in heat-treated Designation and Chemical Deviation Advanced level diameter×wallthickness Outer diameter×wallthickness Edition furnace number Gravimetric Method heat treatment inclusion pattern classification Induction Furnace GB/T Infrared Absorption Method Inspection and acceptance inspection items Intergranular corrosion Manufacturing method Mechanical properties Method after Combustion method and test Methods for Chemical Modify multiple length nitrides nominal outer diameter nominal wall thickness Non-Metallic Inclusions normal length ordering content Outer diameter×wallthickness Outer Phosphomolybdate Blue Spectrophotometric provisions of GB/T provisions of Table Re-inspection and judgment sampling method Sampling quantity seamless ultra-thin wall Spectrophotometric Method GB/T Stainless Steel Standard Steel and Alloy Steel and Iron steel tubes delivered supplier take 1 sample Test Methods Titration Tube blanks tube shall comply tube shall conform tubes per batch Unified digital code wall stainless-steel tubes