321 Stainless Steel Flange High Temperature Resistant for Boiler
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Product Highlights
- High Temperature Resistance: Designed for high temperature and pressure conditions in chemical and petroleum industries.
- Corrosion Resistance: Made of stainless steel to resist erosion from acid-base media and various chemical substances.
- High Strength and Durability: Withstands greater pressure and tension ensuring pipeline system stability and safety.
- Wide Standard Compliance: Available in ANSI, DIN, GB, JIS, GOST, BSW, ISO, ASME, and JPI standards.
- Customization Available: Customization from samples for width and thickness to meet specific requirements.
- Fast Lead Time: Sample lead time is 15-21 days, with peak and off-peak seasons both within 15 workdays.
- Forging Manufacturing: Manufactured using hot rolled or cold rolled forging techniques for superior quality.
- Free Sample Service: Free samples available for customers to verify product quality before bulk orders.
Product Attributes
- Customization
- Available
- Standard
- ANSI, DIN, GB, JIS, GOST, BSW
- Type
- Welding Flange
- Model NO.
- 304 316L 321
- Material
- Stainless Steel
- Structure
- Flanges
- Connection
- Welding
- Sealing Surface
- RF
- Manufacturing Way
- Forging
- Transport Package
- Standard Export Package
- Specification
- Customized
- Trademark
- Kunqian
- Origin
- China
Product Images of 321 Stainless Steel Flange High Temperature Resistant for Boiler
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Product Description


Type | Stainless Steel |
Product name | Stainless Steel Flange |
Standard | ANSI, bs, DIN, GB, ISO, JIS, Jpi, ASME |
Place of Origin | Jiangsu,China |
Model Number | EATHU-F |
Pressure | 150-2500lbs |
Tolerance | ±1% |
Application | Petroleum, Natrual Gas, Water Disposa etc. |
Packing | Plywood Cases |
Width | 3mm-2500mm or as required |
Thickness | 0.03mm-300mm or as required |
Material | 200 Series / 300 Series / 400series |
Technique | Hot rolled / Cold rolled |
Usage | Oil Gas Water Industrial |
Sample | Free |
Lead time | 15-21 Days |







About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI264165". Items marked "" are certified.
Company Profile
Our company is a comprehensive enterprise specializing in the R&D, production and export of stainless steel raw materials and finished products. With over a decade of deep cultivation in the industry, we have built a complete industrial chain covering raw material smelting, precision processing and global distribution. Our main products include 304/316/201 series stainless steel plates, pipes, bars and customized deep-processing products. Relying on stable quality, flexible customization schemes and efficient delivery capabilities, our products are exported to more than 80 countries and regions such as Europe, America, Southeast Asia and the Middle East, and are widely used in construction decoration, mechanical equipment, chemical equipment, kitchenware & sanitary ware, automobile manufacturing and other fields.
Since its establishment, our company has always adhered to the core business philosophy of "Quality First, Customer Supreme, Integrity and Win-Win", and has established a strict ISO9001 quality management system. We implement full-process quality inspection in every link from raw material procurement to finished product delivery, ensuring that our products meet international standards such as ASTM, EN and JIS. Equipped with advanced production equipment and a professional R&D team, we can provide ODM/OEM customized services according to customer needs, including size cutting, surface treatment (polishing, wire drawing, sandblasting), welding processing, etc., to meet the personalized requirements of customers in different industries.
In terms of service, we have built an efficient foreign trade service system. From preliminary demand communication, sample delivery and quotation calculation, to MID-term production follow-up and logistics arrangement, as well as post-sale feedback, a dedicated account manager will follow up the whole process to provide customers with one-stop solutions. We deeply understand that trust is the cornerstone of cooperation, and we have always won the long-term trust and cooperation of global customers with transparent prices, on-time delivery and perfect after-sales guarantee.
Facing the wave of economic globalization, we actively expand the international market and establish solid strategic partnerships with traders and manufacturers from all over the world, committed to realizing the development vision of "Bringing China's high-quality stainless steel to the world and creating value together with global customers". In the future, we will continue to increase investment in technological innovation, optimize product structure, improve service efficiency, help customers gain advantages in the fierce market competition, and move towards a broader cooperative future hand in hand.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Wuxi, Jiangsu, China
-
Plant Area
- 30 square meters
-
Number of Employees
- 8
-
Registered Capital
- 12,800,000 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
- 60
Our Production Capability & Technical Expertise
- Main Products
- Stainless Steel, Stainless Steel Sheet, Stainless Steel Pipe, Stainless Steel Coil, Stainless Steel Plate, Stainless Steel Bar, Stainless Steel Tube, Stainless Steel Strip, Incoloy, Inconel
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples
-
ODM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2025-02-19
-
Export Year
- 1 Years
-
Main Markets
- Southeast Asia/ Mideast
-
Repeat Buyers Choice
- 30%~50%
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What standards does the flange comply with?
- The flange complies with ANSI, DIN, GB, JIS, GOST, BSW, ISO, ASME, and JPI standards.
- Is customization available for this product?
- Yes, customization from samples is available for width and thickness.
- What is the lead time for samples?
- The lead time for samples is 15-21 days.
- What materials are used for the flange?
- The flange is made of Stainless Steel from 200 Series, 300 Series, or 400 Series.
- What is the minimum order quantity?
- The minimum order quantity is 1 Ton.
- What are the available payment terms?
- Payment terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payment.
- What is the pressure rating of the flange?
- The pressure rating ranges from 150 to 2500 lbs.
- What industries can use this flange?
- It is widely used in petroleum, natural gas, water disposal, chemical, and food industries.
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