GB 11640-2011 Translated English of Chinese Standard. GB11640-2011: Seamless aluminum alloy gas cylinders [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]This standard specifies the type and parameters, technical requirements, test methods and qualification criteria, inspection rules and marking, coating, packaging, transportation and storage requirements of seamless aluminum alloy gas cylinders. |
Contents
| 3 | |
Inspection rules | 16 |
Appendix B Normative Anticonstant load crack test | 31 |
Appendix G Normative Flattening test method | 48 |
Common terms and phrases
aluminum and aluminum aluminum cylinder manufacturing anti-constant load crack Appendix specifies batch inspection quality batch of aluminum Bending test constant load corrosion solution cylinder neck cylinder number Cylinder opening thread cylinder shoulder deionized water design wall thickness Elastic modulus flattening test gas cylinders GB/T heat treatment Hydraulic rupture test hydrogen peroxide hydrostatic test indenter spacing inspection quality certificate intergranular corrosion internal thread load crack test manufacturing unit Metallographic test method shall comply millimeters nominal outer diameter Nominal volume nominal working pressure non-proportional extension strength outer surfaces Overview This Appendix potassium permanganate Product certificate provisions of GB/T Qualification criteria remaining wall thickness requirements ring screw threads shear stress safety shown in Figure sodium chloride Specified non-proportional extension standard stress safety factor stress strength sulfuric acid Table F.1 tensile strength test aluminum cylinder test method test pressure testing machine thickness under defect Thread pitch thread shear stress tolerance water pressure test