GB/T 3414-2015Hot-rolled profiled steels for coal mechanism (English PDF)

1 Scope

This standard specifies the coal content with ordering hot rolled profiled steel grades that way, variety, type, size, shape, weight and allow partial

Poor, technical requirements, test methods, inspection rules, packaging, marking and quality certificate.

This standard applies to the manufacture of steel blade scraper conveyors and steel ledge series of special steel.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein

Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 222 chemical composition of finished steel tolerance

GB/T 223.3 steel and alloy chemical analysis method two antipyrine methane phosphomolybdate gravimetric phosphorus content

Determination of GB/T 223.11 steel and alloy chromium content of visual titration or potentiometric titration

GB/T 223.19 Methods for chemical analysis of iron, steel and alloy neocuproine - chloroform extraction spectrophotometric determination of copper content

GB/T 223.23 steel and alloy - Determination of nickel content dimethylglyoxime spectrophotometry

GB/T 223.60 Methods for chemical analysis of iron, steel and alloy perchloric acid dehydration gravimetric method for the determination of silicon content

GB/T 223.62 Methods for chemical analysis of iron, steel and alloy butyl acetate extraction spectrophotometric determination of phosphorus content

GB/T 223.63 Methods for chemical analysis of iron, steel and alloy The sodium (potassium) for Determination of amount

Determination of sulfur content of potassium iodate titration method after GB/T 223.68 Methods for chemical analysis of iron, steel and alloy tube furnace combustion

GB/T 223.69 after carbon and alloy steel - Determination of the pipe furnace combustion gas volumetric method

RT Test Method. Test Part 1 GB/T 228.1 metallic materials tensile

General provisions GB/T 2101 steel acceptance, packaging, marking and quality certificate

GB/T 2975 Steel and steel products for mechanical testing and sample preparation position

GB/T 4336 carbon steel and low alloy steel spark source atomic emission spectrometry method (conventional method)

GB/T 17505 Steel and steel products General technical delivery requirements

GB/T 20066 Steel and iron - Sampling and determination of the chemical composition of the sample with a sample preparation method

Determining rounding and detection values YB/T 081 standard metallurgical technical value

3 order contents

According to the standard order contract or order should include the following.

a) the product name;

b) the standard number;

c) grades;

d) model;

e) weight;

f) Special requirements.