QJ 500B-2014
Specification for carbon structural steel and structural alloy steel forgings (English Version)

Standard No.

QJ 500B-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

Professional Standard - Aerospace

Replace

QJ 500A-1998

Scope

This specification specifies the requirements, quality assurance regulations and delivery preparation for carbon structural steel and alloy structural steel forgings. This specification applies to carbon structural steel and alloy structural steel free forgings, die forgings and rolled parts for aerospace products.

QJ 500B-2014 Referenced Document

• GB/T 1222 Spring steels*， 2016-12-13 Update
• GB/T 1591 High strength low alloy structural steels*， 2018-05-14 Update
• GB/T 1814 Inspection method for steel work fractures
• GB/T 224 Determination of the depth of decarburization of steels*， 2019-06-04 Update
• GB/T 226 Test method for macrostructure and defect of steel by etching*， 2015-09-11 Update
• GB/T 228.1 Metallic materials—Tensile testing—Part 1: Method of test at room temperature*， 2021-12-31 Update
• GB/T 229 Metallic materials—Charpy pendulum impact test method*， 2020-09-29 Update
• GB/T 231.1 Metallic materials—Brinell hardness test—Part 1: Test method*， 2018-05-14 Update
• GB/T 3077 Alloy structure steels*， 2015-12-10 Update
• GB/T 3078 Quality structural steel cold drawn bars*， 2019-08-30 Update
• GB/T 699 Quality carbon structure steels*， 2015-12-10 Update
• GJB 1580 Ultrasonic inspection method of deformed metal
• GJB 1951 Specification for high quality structural steel rods for aerospace use
• QJ 1630 Machining allowance and dimensional deviation of free forgings on the hammer
• QJ 503 Machining Allowance and Dimensional Tolerance of Hammer Upper Die Forgings