GB/T 39856-2021 Translated English of Chinese Standard. (GBT 39856-2021, GB/T39856-2021, GBT39856-2021): Hot rolled titanium and titanium alloy seamless tubeshttps://www.chinesestandard.net, 2021 M04 17 - 13 pages This document specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation, storage, accompanying documents, purchase orders for hot-rolled titanium and titanium alloy seamless tubes. This document is applicable to general industrial hot-rolled titanium and titanium alloy seamless tubes, which are produced by the cross-rolling piercing and rolling process. |
Contents
| 3 | |
Scope | 4 |
Terms and definitions | 5 |
Test method | 7 |
Inspection rules | 8 |
Marking packaging transportation storage accompanying documents | 9 |
Content of purchase order | 11 |
Appendix A Informative Recommended outer diameter series for ordering of tubes | 12 |
Common terms and phrases
4.5 Mechanical accompanying documents accordance allowable deviation alloy seamless tubes analysis annealed appearance quality applicable batch number batch of products buyer buyer and specified characteristics chemical composition Clause comply contents contract corresponding date of receipt Designations and specifications determined document GB/T Drafting ends external dimensions Group Group-batch hot-rolled titanium hydraulic test impact test Industry inner and outer Inspection items inspection report items and sampling length manufacturing marking meanwhile mechanical properties meet the requirements Metallic materials month negotiation Nonferrous Metals outer diameter series outer surfaces packaging performance Piece by piece product quality provisions of GB/T purchase order Recommended outer diameter repeat the test requirements of Table room temperature Standardization storage strength subjected supplier technical requirements test method test results titanium alloy products titanium alloy seamless titanium and titanium transportation tube shall meet tubes randomly ultrasonic testing unqualified item wall thickness