TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, |
| Supply Ability | 60000 Ton/Tons per Year |
| Delivery Time | 20-40days |
| Packaging Details | In bundles or in wooden boxes. |
| Standard | GB |
| Grade | Q345,20# |
| Grade group | Q195-Q345,10#-45# |
| Application | Hydraulic And Pneumatic System Service |
| Section shape | Round |
| Alloy or not | Is Alloy |
| Technique | Cold Drawn,Cold Rolled |
| Surface treatment | customerized |
| Secondary or not | Non-secondary |
| Special pipe | Thick Wall Pipe |
| Material | 20# |
| Usage | hydraulic cylinder |
| Shape | Round Shape |
| Product name | Seamless steel tube |
| Surface | Customers't Requirement |
| Brand Name | TORICH |
| Model Number | GB/T 32957 |
| 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, | Supply Ability | 60000 Ton/Tons per Year |
| Delivery Time | 20-40days | Packaging Details | In bundles or in wooden boxes. |
| Standard | GB | Grade | Q345,20# |
| Grade group | Q195-Q345,10#-45# | Application | Hydraulic And Pneumatic System Service |
| Section shape | Round | Alloy or not | Is Alloy |
| Technique | Cold Drawn,Cold Rolled | Surface treatment | customerized |
| Secondary or not | Non-secondary | Special pipe | Thick Wall Pipe |
| Material | 20# | Usage | hydraulic cylinder |
| Shape | Round Shape | Product name | Seamless steel tube |
| Surface | Customers't Requirement | Brand Name | TORICH |
| Model Number | GB/T 32957 | Certification | ISO9001 ISO14001 TS16949 |
| Place of Origin | ZheJiang/China | ||
| High Light | Round Precision Steel Tube ，Pneumatic Seamless Steel Tubes ，Hydraulic Seamless Steel Tubes | ||
The GB/T 32957 standard specifies cold-rolled precision inside diameter seamless steel tubes for hydraulic and pneumatic system service. These tubes are made from high-quality steel that ensures their strength and durability.
The specification outlined in GB/T 32957 provides detailed guidelines and requirements for the manufacturing of precision inside diameter seamless steel tubes. It covers various aspects such as dimensions, tolerance, surface quality, and technical delivery conditions. Adhering to these specifications ensures the consistency and reliability of the steel tubes.
The cold-rolled precision inside diameter seamless steel tubes defined by GB/T 32957 possess several key features that make them suitable for hydraulic and pneumatic system service applications. These features include:
Precision: The tubes are manufactured with high precision, ensuring accurate dimensions and consistent performance.
Seamless Design: Cold-rolled without any welding, these seamless steel tubes have a smooth inner surface, facilitating the fluid flow and minimizing pressure losses.
Strength and Durability: The high-quality steel used in the manufacturing process imparts excellent strength and durability to the tubes, enabling them to withstand high pressures and harsh operating conditions.
Satisfactory Surface Finish: GB/T 32957 defines stringent requirements for the surface quality of the tubes, ensuring smoothness and absence of defects.
The chemical composition of the cold-rolled precision inside diameter seamless steel tubes in accordance with GB/T 32957 is as follows:
| Element | Composition Range |
|---|---|
| Carbon (C) | 0.25% max |
| Silicon (Si) | 0.50% max |
| Manganese (Mn) | 1.20% max |
| Phosphorus (P) | 0.020% max |
| Sulfur (S) | 0.010% max |
| Chromium (Cr) | 0.30% max |
| Nickel (Ni) | 0.30% max |
| Copper (Cu) | 0.25% max |
| Molybdenum (Mo) | 0.08% max |
The mechanical properties of the cold-rolled precision inside diameter seamless steel tubes as specified by GB/T 32957 are as follows:
| Property | Minimum Values |
|---|---|
| Tensile Strength (MPa) | 590 |
| Yield Strength (MPa) | 335 |
| Elongation (%) | 22 |
| Hardness (HB) | 170 |
The steel grade compliant with GB/T 32957 for cold-rolled precision inside diameter seamless steel tubes is designated as SPCD.
The cold-rolled precision inside diameter seamless steel tubes defined by GB/T 32957 are primarily used in hydraulic and pneumatic systems. They are especially suitable for applications where high precision, smooth fluid flow, and reliable performance are required. These tubes find widespread application in industries such as automotive, machinery, and engineering.
While GB/T 32957 standard specifies the SPCD grade for cold-rolled precision inside diameter seamless steel tubes, there may be alternative grades available in the market that offer similar characteristics. It is recommended to consult with steel suppliers or refer to relevant international standards such as ASTM or ISO for alternative grades suitable for specific application requirements.
Haiyan Sanxin Steel Pipe Factory is a leading manufacturer of steel pipes in China. Located in a region with excellent geographical advantages, the factory is situated close to the Zhoushan Port and Ningbo Port.
Our factory covers an area of more than 25,000 square meters and has been in the steel pipe manufacturing business for 20 years. Over this period, we have accumulated a wealth of professional experience, which has helped us establish ourselves as a trusted name in the industry.
At our factory, we specialize in the production of various types of steel pipes, including stainless steel pipe, carbon steel pipe, copper pipe, steel pipe,seamless steel pipe and welded pipe. Our expertise in this field is evident from the 12 patents that we hold, which demonstrate our commitment to innovation and excellence.
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
Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat... Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat...
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