GB/T 47995-2026Wrought superalloys — Welding wires and rods (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".

1 Scope

This document specifies the ordering details, manufacturing process, technical requirements, test methods, inspection rules, packaging, and marking of wrought high-temperature alloy welding wire. And a quality certificate.

This document applies to wrought high-temperature alloy wires for fusion welding (hereinafter referred to as "welding wire").

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies to this document.

GB/T 222 Permissible Deviations in Chemical Composition of Finished Steel and Alloy Products

GB/T 223 (all parts) Chemical Analysis Methods for Iron and Steel and Alloys

GB/T 228.1 Metallic materials - Tensile testing - Part 1: Test method at room temperature

GB/T 14265 General Rules for the Analysis of Hydrogen, Oxygen, Nitrogen, Carbon and Sulfur in Metallic Materials

GB/T 20066 Sampling and Sample Preparation Methods for the Determination of Chemical Composition of Steel and Iron

GB/T 20123 Determination of Total Carbon and Sulfur Content in Iron and Steel - Infrared Absorption Method After Combustion in a High-Frequency Induction Furnace (Conventional Method)

GB/T 20127 (all parts) Determination of trace elements in iron and steel and alloys

GB/T 34209 Determination of Multi-Element Content in Stainless Steel by Glow Discharge Atomic Emission Spectrometry

GB/T 38939 Determination of Multi-Element Content in Nickel-Based Alloys by Spark Discharge Atomic Emission Spectrometry (Conventional Method) Chemical Analysis Methods for HB5220 (All Parts) High-Temperature Alloy

3 Terms and Definitions

Contracts or orders placed in accordance with this document should include the following.

a) This document number;

b) Product Name;

c) Alloy grade or unified numerical designation;

d) Smelting methods;

e) Welding wire specifications;

f) Delivery status;

g) Quantity and weight of welding wire;

h) Special requirements (see 6.4). […]

4 Order details