Company Profile
Please check the following introduction of our factory: Zhejiang Xintongda Special Steel Manufacturing Co.,Ltd.
Our products: stainless steel annealed & pickled pipe, oil & gas pipeline, heat exchanger tube, instrumentation tubing.
Advantages:
1. Experienced stainless steel pipes and tubes manufacturer for over 15 years.
2. Quality Control: 100% PMI, Eddy current, Hydraulic test, to provide most reliable products.
3. We supply the material Nickel alloy, Hastelloy, Monel, Austenitic stainless steel, Duplex Stainless Steel, ect.
SEAMLESS PIPES & TUBES:
· Nickle alloys: Inconel 600, 625, 800, 800H, 825,
· Hastalloy: C-22, C-276,
· Monel: 400,
· Duplex steel: UNS 31803, UNS S32205,
· Super duplex steel: UNS 32750, UNS 32760,
· Austenitic stainless steel: 310S, 904L, 321, 317L, 347H, 316Ti, 309S, 314, S30815(253MA), UNS S31254(254SMo), C4(00Cr14Ni14Si4), 304/304L, 316L, 321, ect.
Product Description
Chemical Composition
| Grade |
Ni |
Cr |
Fe |
Mn |
C |
Cu |
Si |
S |
Al |
Ti |
Mo |
| Alloy 825 |
38 - 46 |
19.5 - 23.5 |
≥22.00 |
≤1.0 |
≤0.05 |
1.50-3.00 |
≤0.5 |
≤0.03 |
≤0.2 |
0.06 -1.2 |
2.50 - 3.50 |
Mechanical Properties
| Grade |
Condition |
Tensile Strength
ksi(MPa) |
Yield Strength
ksi(MPa) |
Elongation(%) |
| N08825 |
Annealed |
≥85(586) |
≥35(241) |
≥30 |
| N08825 |
Hot finished annealed |
≥75(517) |
≥25(172) |
≥30 |
| N08825 |
Cold-worked
annealed |
≥85(586) |
≥35(241) |
≥30 |
| N08825 |
Hot-forming quality |
- |
- |
- |
APPLICATIONS
Alloy 825 is widely used in oil and gas applications. Other uses include chemical process equipment, exhaust systems, and power generation. CRA offers specialty alloy 825 seamless pipe & tube for use in multiple industries and applications, including:
- Corrosive well conditions containing the presence of CO2 , H2S, and chlorides, in temperatures up to 300°F, without the presence of sulfur
- Tubing, Casing, & Liners
- Base Pipe for Sand Screens
- Swell Packers
- Exhaust Systems
- Chemical Processing
- Power Generation
- Geothermal
- Carbon Capture & Sequestration (CCS)
FAQ
Are you a factory or a trading company?
We are a company with two mill and one warehouse,produce Stainless Steel/(Super)Duplex Steel/ Nickel Alloy seamless tube&pipes.
But we also can provide welded stainless steel pipes and pipe fittings, coils, sheets, bar, plates etc. if you need. Because we know this market well
Do you have any certificate?
We have approvals of ISO9001:2015,ISO14001:2015,ISO45001:2018, BV Ocean& Offshore Ship Classification Societies, GOST, TUV, PED AD2000 etc.
And will get ABS/NORSOK/DNV/CU-TR(EAC) soon.
What is your delivery time?
It mainly depends on your demanded volume and material grade. The time of delivery is usually around0.5- 1 month(1*40HT as usual).
We can send it out in 5 days if it has stock.
What is your payment terms?
Our usual payment term is 30% deposit and the rest against B/L. L/C is also acceptable. And the shipping terms are EXW,FOB, CFR,CIF.Whichever you like.
How can you guarantee the quality of my goods?
All material are 100% PMI tested and measured before shipping. We also accept third part inspection andEN10204.3.1B Mill test certificate for all materials.
How do you make our business long-term and good relationship?
1.We keep good quality and competitive price to ensure our customers benefit.
2. We respect every customer and we sincerely do business with them, sustain our service level before and after every deal.
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