High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20M.T. m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
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Specifications of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
Standard:G3454
OD:10-650mm,WT:1-80mm
Length:5-12m random or be fixed as customers' request
JIS G3454 Carbon Steel Pipes for Pressure Service
1)Standard:JIS G3454
2)Material:STPG 370,STPG410
3)Size:OD.10-650mm,WT.1-80mm
Application of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
Boiler, electricity, mechanical, gas cylinder, chemical, offshore and oil service
Surface Finishing of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
Anti-corrosion and high-temperature resistant with black painting
Packing of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
Bundles, seaworthy wooden cases.With or without end caps, varnish or as per clients requirements.
1. Scope of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
This Japanese Industrial Standard specifies the carbon steel pipes, hereinafter referred to as the "pipes", used for pressure service at an approximate maximum temperature of
350°C. The pipes for high pressure service shall be in accordance with JIS G 3455.
1. Pertaining to the electric-resistance welded steel tubes, when previously agreed upon with the manufacturer, the purchaser may designate the supplementary quality
requirements Z 3 or Z 4 specified in Appendix, in addition to the items specified in this text.
Appendix Z 3 Ultrasonic Examination
Appendix Z 4 Eddy Current Examination
2. The units and numerical values given in { } in this Standard are based on the international System of Units (SI) and are appended for informative reference.
Further, the traditional units accompanied by numerical values in this Standard shall be converted to the SI units and numerical values on Jan. 1, 1991.
2. Grade and Designation of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
The pipe shall be classified into two grades and their letter symbols shall be as given in Table 1-1 .
Letter symbol of grade |
Traditional letters symbol of glade |
STPG 370 |
STPG 38 |
STPG 410 |
STPG 42 |
3.Chemical Composition of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
4.Mechanical Properties of High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
Tensile Strength,Yield Point or Proof Stress and Elongation
- Q: Are steel pipes suitable for structural purposes?
- Indeed, steel pipes are well-suited for structural purposes. Renowned for their robustness, longevity, and flexibility, steel pipes prove to be an exceptional option for a variety of structural uses. They can endure substantial loads, furnish exceptional structural support, and exhibit resistance to both corrosion and severe weather conditions. In construction ventures, bridges, edifices, and infrastructure systems such as water and gas pipelines, steel pipes are frequently employed. Furthermore, steel pipes can be effortlessly welded, curved, and sliced to meet specific structural prerequisites, rendering them highly adaptable to diverse construction needs. On the whole, steel pipes are widely acknowledged as a dependable and effective choice for structural applications.
- Q: Can steel pipes be used for conveying solids?
- Yes, steel pipes can be used for conveying solids. Steel pipes are commonly used in industries such as mining, construction, and agriculture to transport various solid materials, including ores, gravel, sand, and grains. The durability and strength of steel make it a suitable material for handling solid substances efficiently and ensuring their safe transportation.
- Q: How are steel pipes used in the construction of nuclear power plants?
- Steel pipes are used in the construction of nuclear power plants for various purposes, such as transporting and containing fluids and gases, including coolant, steam, and compressed air. They are specifically chosen for their high strength, durability, and resistance to heat and pressure. Steel pipes are used in the construction of primary and secondary cooling systems, reactor vessels, and other critical components, ensuring the safe and efficient operation of nuclear power plants.
- Q: What are the different types of steel pipe supports?
- There are several types of steel pipe supports, including pipe hangers, pipe clamps, pipe saddles, pipe brackets, and pipe supports with rollers.
- Q: How are steel pipes used in the water treatment industry?
- Steel pipes are commonly used in the water treatment industry for various purposes such as transporting water from one location to another, distributing treated water to consumers, and carrying wastewater to treatment facilities. Their durability, strength, and resistance to corrosion make them suitable for withstanding the harsh conditions often encountered in water treatment processes. Additionally, steel pipes can be easily welded and connected, providing a reliable and efficient solution for water transportation within the industry.
- Q: How do you calculate the pipe flow velocity for steel pipes?
- To calculate the pipe flow velocity for steel pipes, you can use the Manning's formula or the Darcy-Weisbach equation. 1. Manning's formula: This formula is commonly used for open channel flow but can also be applied to partially filled pipes. It calculates the velocity based on the pipe's hydraulic radius, slope, and Manning's roughness coefficient. The formula is as follows: Velocity (V) = (1.486/n) * (R^2/3) * (S^1/2) Where: - V is the velocity - n is the Manning's roughness coefficient (which can be obtained from reference tables) - R is the hydraulic radius (cross-sectional area divided by wetted perimeter) - S is the slope of the energy grade line 2. Darcy-Weisbach equation: This equation is widely used for pipe flow calculations and is based on the principle of energy conservation. It calculates the velocity based on the pipe's diameter, roughness coefficient, and the head loss due to friction. The formula is as follows: Velocity (V) = (2 * g * hL)^0.5 Where: - V is the velocity - g is the acceleration due to gravity (approximately 9.81 m/s^2) - hL is the head loss due to friction, which can be calculated using the Darcy-Weisbach equation: hL = (f * L * V^2) / (2 * g * D) Where: - f is the Darcy friction factor (which depends on the Reynolds number and pipe roughness) - L is the length of the pipe - D is the diameter of the pipe Both formulas require some input parameters such as pipe dimensions, roughness coefficients, and slope. These parameters can be obtained from engineering references or pipe manufacturer specifications. It is important to note that these formulas provide approximate values and may require iterations or adjustments for accurate results.
- Q: Welded and seamless steel pipe how to distinguish?
- Different uses:Mainly used for seamless pipe or structural parts of the transmission fluid, mainly used in machinery industry, and seamed steel pipe is mainly used in the construction industry, such as water, gas, compressed air and low pressure fluid. But seamless steel tubes are used in all pressure pipes.
- Q: How can seamless steel tubes be produced?
- After extrusion to remove pipe sizing. The sizing machine passes through the cone bit and rotates into the steel embryo at high speed to form a steel tube. The inner diameter of the steel pipe is determined by the outside diameter and length of the sizing machine. When the steel tube is fixed, it enters the cooling tower and is cooled by spraying water. The steel tube is straightened after cooling. After straightening, the steel pipe is sent to the metal flaw detector (or water pressure experiment) by the conveyor belt for internal inspection. If there are cracks in the steel pipe, bubbles and other problems will be detected. Steel pipe quality inspection, but also through strict manual selection. After the quality inspection of the steel pipe, spray with the paint on the number, specifications, production batch number and so on. The crane is hoisted into the warehouse.
- Q: There are multiple welded galvanized steel pipe outer diameter 108mm wall thickness 4mm length of 6 meters
- Galvanized steel pipe is divided into cold galvanized steel pipe, hot galvanized steel pipe, cold galvanized steel pipe has been banned, and the latter is also advocated by the state for the moment, can be used. In 60s and 70s, developed countries began to develop new types of pipes, and galvanized pipes were banned. China's Ministry of construction and other four ministries also issued a civilization, indeed from two, 000 years since the galvanized pipe as a water supply pipe, the New District cold water pipe has rarely used galvanized pipe, and some of the hot water pipe is galvanized pipe. Hot dip galvanized steel pipe is widely used in fire, power and highway.
- Q: What is the difference between steel pipes and polyethylene pipes?
- Steel pipes are made of a strong and durable material, steel, which makes them suitable for high-pressure and high-temperature applications. They are also resistant to corrosion, making them ideal for transporting liquids and gases. On the other hand, polyethylene pipes are made of a flexible plastic material, which makes them easier to install and handle. They are lightweight, resistant to chemicals, and have a low risk of corrosion. However, they may not be suitable for very high-pressure or high-temperature applications.
1. Manufacturer Overview
| Location | Wuxi, China |
| Year Established | 1991 |
| Annual Output Value | 300,000Tons |
| Main Markets | Europe; Southeast Asia; etc. |
| Company Certifications | API 5L；API 5CT；API Q1；ISO/TS29001 |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | Wuxi; Shanghai |
| Export Percentage | 41% - 50% |
| No.of Employees in Trade Department | 3900-4000 People |
| Language Spoken: | English; Chinese; Spanish |
| b) Factory Information | |
| Factory Size: | Above 450,000 square meters |
| No. of Production Lines | Above 10 |
| Contract Manufacturing | OEM Service Offered；Design Service Offered |
| Product Price Range | Average |
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High Quality JIS G3454(Carbon Steel Pipes For Pressure Service)Pressure Service
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20M.T. m.t.
- Supply Capability:
- 5000 Tons Per Month m.t./month
OKorder Service Pledge
OKorder Financial Service
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