GB/T 30065-2013
Welded ferritic stainless steel tubes for feedwater heater (English Version)

Standard No.

GB/T 30065-2013

Language

Chinese, Available in English version

Release Date

2013

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 30065-2013

Scope

This standard specifies the size, shape, weight and allowable deviation, technical requirements, test methods, inspection rules, packaging, marks and quality certificates of ferritic stainless steel welded steel pipes for feed water heaters. This standard applies to ferritic stainless steel welded steel pipes for feedwater heaters, including straight pipes and U-shaped pipes (hereinafter referred to as "steel pipes").

GB/T 30065-2013 Referenced Document

• GB/T 222-2006 Permissible tolerances for chemical composition of steel products
• GB/T 223.11 Determination of chromium content in iron, steel and alloy by visual titration or potentiometric titration
• GB/T 223.13 Methods for chemical analysis of iron,steel and alloy The ammonium ferrous sulfate titration method for the determination of vanadium content
• GB/T 223.14 Methods for chemical analysis of iron,steel and alloy The N-benzoy-N-phenylhydroxylamine extraction photometric method for the determination of vanadium content
• 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 223.18 Methods for chemical analysis of iron steel and alloy.The sodium thiosulfate separation iodimetric method for the determination of cupper content
• GB/T 223.23 Iron,,steel and alloy.Determination of nickel content.The dimethylglyoxime spectrophotometric method
• 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 223.26 Iron,steel and alloy.Determination of molybdenum content.The thiocyanate spectrophotometric method
• GB/T 223.28 Methods for chemical analysis of iron,steel and alloy--The α-benzoinoxime gravimetric method for the determination of molybdenum content
• GB/T 223.37 Iron, steel and alloy—Determination of nitrogen content—Indophenol blue spectrophotometric method after distillation separation*， 2020-06-02 Update
• GB/T 223.40 Iron, steel and alloy Determination of niobium content by the sulphochlorophenol S spectrophotometric method
• GB/T 223.58 Methods for chemical analysis of iron,steel and alloy--The sodium arsenite-sodium nitrite titrimetric method for the determination of manganese content
• GB/T 223.59 Iron,steel and alloy.Determination of phosphorus content.Bismuth phosphomolybdate blue spectrophotometic method and antimony phosphomolybdate blue spectruophotometric 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 223.63 Iron, steel and alloy—Determination of manganese content—Sodium (potassium) periodate spectrophotometric method*， 2022-07-11 Update
• 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 223.69 Iron,steel and alloy.Determination of carbon contents.Gas-volumetric method after combustion in the pipe furnace
• GB/T 223.72 Iron,steel and alloy.Determination of sulfur content.Gravimetric method
• GB/T 223.9 Iron,steel and alloy.Determination of aluminium content.Chrome azurol S photometric method
• GB/T 228.1 Metallic materials—Tensile testing—Part 1: Method of test at room temperature*， 2021-12-31 Update

GB/T 30065-2013 history

• 2013 GB/T 30065-2013 Welded ferritic stainless steel tubes for feedwater heater