Product Overview
GOST Pipe Cap is a butt-weld pipe fitting for pipeline end closure.It's made with either a seamless or welded structure and has standard groove processing at the end.It's well suited for pipeline systems in petroleum,chemical,natural gas and electric power industries and delivers long-term performance in high temperature,high pressure and corrosive environments.
Materials
|
Material Type |
Common Grades |
Brief Characteristics |
|
Carbon Steel |
ct20, ST35.8, ST37.2 |
Good weldability and machinability, suitable for general temperature and pressure conditions, with high cost performance. |
|
Stainless Steel |
12X18H10T, 08X18H10, 08X17H13M2T |
High corrosion resistance, suitable for corrosive environments such as chemical engineering and marine engineering. Among them, 12X18H10T is a commonly used Russian standard stainless steel grade, equivalent to the 304 series. |
|
Alloy Steel |
WB36, 15XM, 10Cr9Mo1VNbN |
High high-temperature strength and oxidation resistance, suitable for high-temperature and high-pressure applications such as power station boilers and superheaters. |
Diagrams
GOST17379-2001
Dimensions of CAPS
| DN | D | K |
| 15 | 21.3 | 25.0 |
| 20 | 26.9 | 25.0 |
| 25 | 33.7 | 38.0 |
| 32 | 42.4 | 38.0 |
| 40 | 48.3 | 38.0 |
| 50 | 60.3 | 38.0 |
| 65 | 76.1 | 38.0 |
| 80 | 88.9 | 51.0 |
| 100 | 114.3 | 64.0 |
| 125 | 139.7 | 76.0 |
| 150 | 168.3 | 89.0 |
| 200 | 219.1 | 102.0 |
| 250 | 273.0 | 152.0 |
| 300 | 323.9 | 178.0 |
| 350 | 355.6 | 191.0 |
| 400 | 406.4 | 203.0 |
| 450 | 457.0 | 229.0 |
| 500 | 508.0 | 254.0 |
| 600 | 610.0 | 305.0 |
| 700 | 711.0 | 305.0 |
| 800 | 813.0 | 305.0 |
| 900 | 914.0 | 305.0 |
| 1000 | 1016.0 | 305.0 |
Applications
1.GOST Pipe Cap is suitable for oil and gas gathering and transportation pipelines exported to CIS countries.
2.GOST Pipe Cap is also applicable to end closures for pressure vessels and heat exchangers in chemical plants.
3.It is also suitable for steam drum heads in heating pipe networks and boiler systems in northern regions.
4.It is also applicable to roof closures for large storage tanks and low-temperature storage tanks.
Why Choose Us
Comprehensive Material Range
It includes carbon steel, stainless steel and alloy steel,boasting strong adaptability for diverse working conditions.
Extensive Specification Coverage
Sizes span from small to large calibers,suiting end closure needs of various pipeline systems with abundant selection.
Selectable Pressure-bearing Capacity
The wide wall thickness range enables selection based on pipeline design pressure and temperature,ensuring pressure rating compatibility with the pipeline system.
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