This part of GB/T 19228 specifies ordering information, dimensions and tolerances, weight, technical requirements, inspection, designation, markings, packaging, storage and transportation of light gauge stainless steel tubes (hereinafter referred to as "steel tubes") for stainless steel press-fitting assemblies.
Stainless steel tubes specified in this part are applicable to industrial pipeline system for water supply.
2 Normative References
The following normative document contains provisions which, through reference in this text, constitute provisions of this part of GB/T 19228. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this part are encouraged to investigate the possibility of applying the most recent edition of the normative document indicated below. For undated references, the latest edition of the normative document referred to applies.
GB/T 223.11 Iron Steel and Alloy — Determination of Chromium Content — Visual Titration or Potentiometric Titration Method
GB/T 223.16 Methods for Chemical Analysis of Iron, Steel and Alloy — the Chromotropic Acid Photometric Method for the Determination of Titanium Content
GB/T 223.25 Methods for Chemical Analysis of Iron, Steel and Alloy — The Dimethylglyoxime Gravimetric Method for the Determination of Nickel Content
GB/T 223.28 Methods for Chemical Analysis of Iron, Steel and Alloy — The α-denzoinoxime Gravimetric Method for the Determination of Molybdenum Content
GB/T 223.37 Methods for Chemical Analysis of Iron, Steel and Alloy — The Indophenal Blue Photometric Methods for the Determination of Nitrogen Content after Distillation Separation
GB/T 223.40 Iron Steel and Alloy — Determination of Niobium Content by The Sulphochlorophenol S Spectrophotometric Method
GB/T 223.60 Methods for Chemical Analysis of Iron, Steel and Alloy — The Perchloric Acid Dehydration Gravimetric Method for the Determination of Silicon Content
GB/T 223.62 Methods for Chemical Analysis of Iron, Steel and Alloy — The Butyl Acetate Extraction Photometric Method for the Determination of Phosphorus Content
GB/T 223.63 Methods for Chemical Analysis of Iron, Steel and Alloy — The Sodium (Potassium) Periodate Photometric Method for the Determination of Manganese Content
GB/T 223.68 Methods for Chemical Analysis of Iron, Steel and Alloy — The Potassium Iodate Titration Method after Combustion in the Pipe Furnace for the Determination of Sulfur Content
GB/T 228 Metallic Materials — Tensile Testing at Ambient Temperature (GB/T 228-2002, eqv ISO 6892:1998)
GB/T 241 Metal Materials — Tube — Hydrostatic Pressure Test
GB/T 242 Metallic Materials — Tube — Drift Expanding Test
GB/T 246 Metallic Materials — Tube — Flattening Test (GB/T 246-2007, ISO 8492:1998, IDT)
