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| Categories | Alloy Steel Tube |
|---|---|
| Brand Name: | UST |
| Model Number: | OD: 25-1100mm; WT: 2-150mm |
| Certification: | ISO 9001 |
| Place of Origin: | China |
| MOQ: | MOQ: 2-3 ton |
| Price: | USD 800- 3000/ton |
| Supply Ability: | 3000 ton/month |
| Delivery Time: | Within 15-35 days |
| Packaging Details: | Plastic plugs in both ends, Hexagonal bundles of max 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips. |
| Usage: | Mechanical tubing |
| Production Technique: | Cold drawn, cold rolled, honing, skiving |
| Surface: | Black, smooth or bright |
| Marking: | Request |
| Inspection: | The third party is acceptable |
| Material: | 4340 alloy steel |
| Company Info. |
| SHANGHAI UNITE STEEL |
| View Contact Details |
| Product List |
S4340/40NiCrMo6/40CrNiMoA alloy steel tube alloy seamless tubing with machinery application
Introduction
| Product Name | Seamless Carbon and Alloy Carbon Steel Heat Exchanger Tubes for Boilers SA210 SA179 |
Material | Mo Steel, Cr-Mo Steel, Cr- Mo-W Steel |
Industry | Baosteel |
| Standard | ASME SA-106, A519, EN 10216-2. DIN 17175, JIS G 3456, JIS G 3461, JIS G 3462 |
Grade | 4340 |
Applucations | For economizer, reheater,superheater and steam pipeline of boilers |
Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni |
| 4340 | 0.38-0.43 | 0.15-0.35 | 0.60-0.80 | ≤0.040 | ≤0.040 | 0.70-0.90 | 0.20-0.30 | 1.65-2.00 |
| 40NiCrMo6 | 0.35-0.45 | 0.15-0.35 | 0.50-0.70 | ≤0.035 | ≤0.035 | 0.90-1.40 | 0.20-0.30 | 1.40-1.70 |
| 30CrMo | 0.37-0.44 | 0.17-0.37 | 0.50-0.80 | ≤0.025 | ≤0.025 | 0.60-0.90 | 0.15-0.25 | 1.25-1.65 |
Mechanical Properties
| Steel grade | Tensile strength (Mpa) | Yield strength (Mpa) | Elongation (%) |
| 4340 | ≥980 | ≥835 | ≥12 |
Size Range
Outer Diameter: 25-1100 mm
Wall Thickness: 2-180 mm
Length Random Length, Fixed Length, etc.
Package
In bundle or as your request.
Our Services
Third Party inspection acceptable. such as SGS, BV etc.
Supplying financial support with usance L/C 180 days after B/L date.
Advantages
1.Reasonable price with excellent quality
2.Abundant stock and prompt delivery
3.Rich supply and export experience, sincere service
4.Reliable forwarder, 2-hour away from port.
What we can offer?
-We offer a wide range of steel products in a wide variety of dimensions and executions, according to the common international specifications or customize.
-Machining and heat treatment are available.
-Also, we advise you in choosing the right materials.
Quality Assurance
Below inspection will be done in the production.
(1) ray detection---RT;
(2) ultrasonic testing---UT;
(3) Magnetic Particle Testing-MT;
(4) penetration testing-PT;
(5) eddy current flaw detection-ET
Package
In standard export packing and seaworthy material with hexagon shape bundle, covered with tarpaulin, in containers or in bulk, or upon request
Payment & Delivery
1. Both T/T and L/C will be acceptable
2. Trade Terms: FOB, CIF, CFR
3. The delivery will be in 10-15 days if have stock; For customized items, the delivery will be negotiated by both parties
4. Shipping by sea freight from Shanghai Port (PRC) for Bulk orders, by airfreight or express for samples
Shanghai Unite Steel Trading Co., Ltd
We are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national famous steel enterprise.
In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state-owned or private owned in china.
What’s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!
Q: Are you a manufacturer or merely a trader?
A: We are group of companies and owned manufacturer bases and
trading company. We specialized in special steel which include
alloy structural steel and carbon steel and stainless steel, etc.
All material are with high quality and competitive price.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party,
such as TUV, CE, if you need. Secondly, we have a complete set of
inspection system and every process is checked by QC. Quality is
the lifeline of enterprise survival.
Q: Delivery time?
A: We have ready stock for most of material grades in our
warehouse. If the material doesn't have stock, the delivery lead
time is about 5-30 days after receiving your prepayment or firm
order.
Q: What is the payment term?
A: T/T or L/C.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you
come to China and arrange our driver to our airport to pick you up
when you come.
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