TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 60000 Ton/Tons per Year |
| Delivery Time | 20-40days |
| Packaging Details | In bundles or in wooden boxes. |
| Section shape | Round/Square/Rectangular/Oval.etc |
| Secondary or not | Non-secondary |
| Technique | Hot Rolled,Cold Rolled,Cold Drawn |
| Application | Nuclear Power Plant Non-Nuclear ety Class |
| Standard | ASTM |
| Grade | Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1; Q420HD |
| Grade group | Q195-Q345 |
| Length | 1-12m/as customers' requests |
| Product name | Seamless Steel Pipe |
| Brand Name | TORICH |
| Model Number | GB/T 31941 |
| Certification | ISO9001 ISO14001 TS16949 |
| Place of Origin | ZheJiang/China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 60000 Ton/Tons per Year |
| Delivery Time | 20-40days | Packaging Details | In bundles or in wooden boxes. |
| Section shape | Round/Square/Rectangular/Oval.etc | Secondary or not | Non-secondary |
| Technique | Hot Rolled,Cold Rolled,Cold Drawn | Application | Nuclear Power Plant Non-Nuclear ety Class |
| Standard | ASTM | Grade | Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1; Q420HD |
| Grade group | Q195-Q345 | Length | 1-12m/as customers' requests |
| Product name | Seamless Steel Pipe | Brand Name | TORICH |
| Model Number | GB/T 31941 | Certification | ISO9001 ISO14001 TS16949 |
| Place of Origin | ZheJiang/China | ||
| High Light | Non-Nuclear Welded Steel Tube ，Nuclear Power Plant Welded Steel Tube ，GB/T 31941 Welded Steel Tube | ||
The GB/T 31941 Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1 standard specifies the requirements for welded carbon steel and alloy steel pipes used in non-nuclear ety class applications within nuclear power plants. These pipes are designed to withstand high-pressure and high-temperature conditions, ensuring the e and efficient operation of nuclear power plants.
The material used in the production of GB/T 31941 Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1 welded steel tubes is carbon steel and alloy steel. The specification outlines the following key features:
The chemical composition of the GB/T 31941 Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1 welded steel tubes is as follows:
| Steel Grade | Chemical Composition (%) |
|---|---|
| Q205HD | C: ≤0.12, Si: ≤0.30, Mn: ≤0.50, P: ≤0.035, S: ≤0.035 |
| Q230HD | C: ≤0.18, Si: ≤0.30, Mn: ≤0.50, P: ≤0.035, S: ≤0.035 |
| Q250HD | C: ≤0.22, Si: ≤0.30, Mn: ≤0.50, P: ≤0.035, S: ≤0.035 |
| Q275HD | C: ≤0.28, Si: ≤0.30, Mn: ≤0.50, P: ≤0.035, S: ≤0.035 |
| Q345HD1 | C: ≤0.20, Si: ≤0.55, Mn: ≤1.00, P: ≤0.035, S: ≤0.035 |
The mechanical properties of the GB/T 31941 Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1 welded steel tubes are as follows:
| Steel Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
|---|---|---|---|
| Q205HD | ≥315 | ≥205 | ≥33 |
| Q230HD | ≥375 | ≥230 | ≥26 |
| Q250HD | ≥390 | ≥250 | ≥24 |
| Q275HD | ≥410 | ≥275 | ≥22 |
| Q345HD1 | ≥490 | ≥345 | ≥21 |
The GB/T 31941 Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1 welded steel tubes are available in different steel grades, each suitable for specific applications within nuclear power plants. The steel grades and their corresponding applications are as follows:
While the GB/T 31941 Q205HD; Q230HD; Q250HD; Q275HD; Q345HD1 welded steel tubes are specifically designed for nuclear power plant applications, there may be alternative grades available depending on specific project requirements. It is essential to consult with experts and adhere to relevant standards and regulations when considering alternative grades.
A: manufacturer,also can do trading.
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ...
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