Hot Rolled 35crmoniv12-5 Alloy Steel Pipe Manufacturer 145X115mm 36CrNiMo4 Seamless Round Tubes Factory
Product Specifications
- 219x7
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Product Highlights
- High Strength Alloy Steel: Tensile strength up to 1100MPa and yield strength up to 1200MPa for heavy-load applications.
- Wide Thickness Range: Available in thicknesses from 4mm to 100mm and lengths up to 12000mm.
- Multiple Heat Treatment Options: Available in Anneal, Normalizing, Quenched, and Tempered states for specific needs.
- 12 Months Warranty: Includes 12-month after-sales service and warranty coverage for mechanical defects.
- Complete Inspection Reports: Full inspection reports available for all in-stock hot rolled alloy steel pipes.
- Standard Grade Equivalents: Matches international standards including AISI 984, G43400, and 36CrNiMo4.
- Seaworthy Packaging: Standard seaworthy packaging ensures safe transport for international orders.
Product Attributes
- After-sales Service
- 12 Months
- Warranty
- 12 Months
- Type
- Seamless
- Model NO.
- 35CrNiMoV12-5
- Technique
- Hot Rolled
- Material
- Alloy Steel
- Surface Treatment
- Black
- Usage
- Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
- Section Shape
- Round
- Tensile Strength
- 1100MPa
- Hardness
- 350-480hv
- Thickness
- 4-100mm
- Length
- 10-12000mm
- Temper
- Anneal,Normalizing,Quenched,Tempered
- Yield Strength
- 1200MPa
- Equivalent Grade
- 36CrNiMo4,AISI 984,G43400
- Transport Package
- Standard Seaworthy Packaging
- Specification
- 10-1020MM
- Trademark
- XINYUANXING
- Origin
- Wuxi
- HS Code
- 7304112000
- Production Capacity
- 50010tons Per Year
Product Images of Hot Rolled 35crmoniv12-5 Alloy Steel Pipe Manufacturer 145X115mm 36CrNiMo4 Seamless Round Tubes Factory
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Product Description
2. Mechanical Properties (After Quenching + Tempering Treatment)
The mechanical properties of 25CrMnSi steel are mainly tested after heat treatment (quenching temperature: 880-920°C, tempering temperature: 540-600°C), which is the state for most practical applications.Property IndexStandard RequirementTensile Strength (σb)≥885 MPaYield Strength (σs)≥735 MPaElongation After Fracture (δ5)≥10%Reduction of Area (ψ)≥40%Impact Absorption Energy (Akv)≥47 J (at room temperature
High Tensile/Yield Strength: σb ≥885 MPa and σs ≥735 MPa enable it to withstand heavy loads, suitable for stress-bearing components like drive shafts and structural supports.
Good Toughness: δ5 ≥10% and Akv ≥47 J ensure the steel is not easy to fracture under impact or vibration, avoiding sudden failure of parts.Heat Treatment Dependence: The above properties are based on standard heat treatment; improper heat treatment may lead to performance degradation.Drive System Components: Used in manufacturing drive shafts, universal joint forks, or connecting rods that require high torque resistance.Suspension and Chassis Parts: Applied to high-stress chassis components, such as suspension links or stabilizer bars, to ensure structural stability.
Heavy-Duty Vehicle Parts: More commonly used in commercial vehicles (e.g., trucks, buses) or off-road vehicles, where components face stricter load and durability demands.
Mechanical Property Comparison
| Property | 35CrNiMoV | AISI 4140 (Quenched + Tempered) | |
| Tensile Strength | ≥1100 MPa | ≥1080 MPa (156.6 ksi) | Significantly higher in 4140. |
| Yield Strength | ≥1200MPa | ≥930 MPa (134.9 ksi) | Substantially higher. |
| Elongation (δ5) | ≥10% | ≥12% | Better ductility. |
| Impact Energy (Akv) | ≥47 J | ≥63 J | Higher toughness. |
AISI 4140 is recommended for high-stress applications like gears, axles, and heavy-duty machinery parts. Its molybdenum content makes it suitable for extreme conditions, but the higher carbon and alloying elements increase costs and may require stricter welding procedures. For 25CrMnSi users prioritizing strength over cost, 4140 is an excellent upgrade .



Q1: Why choose us?
A: Our company, as an internationally experienced and professional supplier, has been engaged in steel business for more than ten years. We can provide a variety of steel products with high quality to our clients.
Q2: Can you provide OEM/ODM service?
A: Yes. Please feel free to contact us for more details.
Q3:What is your terms of payment?
A: 100% T/T advance.
30% T/T and balance against copy of documents.
30% T/T advance, balance L/C at sight.
Q4: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
Q5: Can you provide sample?
A: Yes. Sample is free for regular sizes, but the buyer needs to pay freight cost.
Q6: How long is your delivery time?
A: Regular lead time is 15 to 30 days after receiving deposit.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR2541882". Items marked "" are certified.
Company Profile
Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.
Our Factory products various steel products and main products are stainless steel sheet/plate, stainless steel strip/coil, stainless steel pipe/tube, stainless steel bar/rod, aluminum pipe/tube, aluminum sheet/plate, aluminum bar/rod, aliminum profiles, copper tube/pipe, copper sheet/plate, wear resistant steel plate/spring sheet, high-strength steel plate, carbon steel sheet/plate, carbon steel tube/pipe, carbon steel bar/rod, galvanized steel plate/sheet, aluminized steet/plate and automotive sheet.
We support OEM/ODM and all kind of certifications provided. If you have any needs, you can contact us and give your ideals, we will do our best to help our customers.
Our products have been widely sold to Northeast, Northeast China, East China, Europe, Middle East, Southeast Asia and Australia, including over 50 countries and regions. We have won recognition from our clients due to our great credit and good services. We sincerely welcome friends from all over the world to visit our company and cooperate with us on the basis of long-term mutual benefits. We are looking forward to receiving your enquiries soon.
Finally, welcome to contact our company, we will 24h online for our customers needs.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- NO.20 Middle Dongting Road, Wuxi, Jiangsu, China
-
Plant Area
- 170 square meters
-
Number of Employees
- 6
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Ton
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
-
Main Products
- Metal Material
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2023-04-07
-
Export Year
- 2 Years
-
Main Markets
- Southeast Asia/ Mideast
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- Why choose us?
- Our company, as an internationally experienced and professional supplier, has been engaged in steel business for more than ten years. We can provide a variety of steel products with high quality to our clients.
- Can you provide OEM/ODM service?
- Yes. Please feel free to contact us for more details.
- What is your terms of payment?
- 100% T/T advance. 30% T/T and balance against copy of documents. 30% T/T advance, balance L/C at sight.
- Can we visit your factory?
- Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
- Can you provide sample?
- Yes. Sample is free for regular sizes, but the buyer needs to pay freight cost.
- How long is your delivery time?
- Regular lead time is 15 to 30 days after receiving deposit.
Send your message to this supplier
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