GB/T 34103-2017 in English
VALIDHot rolled H section steel for ocean engineering structure
- Issued on:2017-07-31
- Implemented on:2018-04-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$214.00
| Standard No: | GB/T 34103-2017 |
| Document status: | VALID |
| Title in English: | Hot rolled H section steel for ocean engineering structure |
| Title in Chinese: | 海洋工程结构用热轧H型钢 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2017-07-31 |
| Implemented on: | 2018-04-01 |
| ICS Classification: | 77.140.70-Steels profiles |
| Chinese Classification: | H44-Profile steel and deformed steel |
| Professional Classification: | GB-National Standard |
| Related Keywords: | ocean engineering structure introduction
hot-rolled h-shaped steel h section steel engineering requirements marine engineering |
| Related Topics: | Marine Engineering
Thirteenth Five-Year Ocean Engineering steel Marine Engineering New Marine Drugs Specifications of hot-pressed h-beam New Marine Drugs Huge steel structure engineering Ocean Engineering Twelfth Five-Year Plan Hot Rolled H Beam engineering structure GBT34103 GB/T 34103-2017 Hot rolled H-shaped steel 1998 steel Offshore engineering white copper |
《GB/T 34103-2017海洋工程结构用热轧H型钢》由TC183（全国钢标准化技术委员会）归口，TC183SC8（全国钢标准化技术委员会型钢分会）执行，主管部门为中国钢铁工业协会。
Introduction
1. Standard Overview
GB/T 34103—2017 is a technical specification for hot-rolled H-shaped steel for offshore engineering structures, applicable to hot-rolled H-shaped steel with flange thickness not exceeding 50 mm.
2. Comparison of standard frameworks
| Standard dimensions | GB/T 34103—2017 | Comparison standards | Technological evolution |
|---|---|---|---|
| Classification and grades | General strength, high strength, and ultra-high strength | - | Added an ultra-high strength category to meet the needs of complex marine environments |
| Technical requirements | Chemical composition control, mechanical properties test | GB/T 11263 | Optimize test methods and improve detection accuracy |
| Implementation requirements | Delivery status, surface quality, non-destructive testing | - | Introduce ultrasonic flaw detection technology to strengthen quality control |
3. Background of standard formulation
With the rapid development of marine engineering, the requirements for material performance are increasing. This standard aims to standardize the technical indicators of hot-rolled H-beams to ensure their safety and reliability in the marine environment.
4. Implementation suggestions
Material selection basis:Select H-beams with appropriate strength levels according to engineering requirements, and give priority to materials with thickness direction performance.
Quality control:Strictly control the chemical composition and mechanical properties to ensure compliance with the specified values in Table 1, Table 2, and Table 3.
Maintenance:Regularly check the surface quality and non-destructive testing results of H-beams to ensure long-term safety.
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