ASTM A403 Wp304/316L Stainless Steel 90 Degree Seamless Elbow ASME B16.9
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Product Highlights
- Manufactured strictly to ASTM A403 and ASME B16.9 standards. Each batch comes with a 3.1 Mill Test Certificate (MTC) for full traceability.
- Material grades focused on 304/316L stainless steel. Raw material chemical composition reports are provided with every shipment to ensure correct Chrome and Nickel ratios.
- Wall thickness tolerance controlled within +/- 5% to avoid weld mismatch issues during on-site pipeline connection.
- Available in standard 45, 90, and 180 degree bends. Custom angles (1.0D, 1.5D, 3D) also available for non-standard engineering layouts.
- Surface treatments available based on end-use: Pickled and polished for Food & Pharma lines; Sand-blasted for general Petrochemical applications.
- All fittings are individually marked with heat numbers and material grades for easy field identification and project audit compliance.
- Rigorous PMI (Positive Material Identification) testing performed before shipment to eliminate grade-mixing risks.
- Free samples available for dimensional and material verification (shipping cost at buyer's expense). You approve the quality before we start mass production.
Product Attributes
- Customization
- Available
- After-sales Service
- Online Service
- Connection
- Butt Welding
- Model NO.
- ASTM A403 WP304/316L
- Shape
- Equal
- Head Code
- Round
- Angle
- 90 Degree
- Wall Thickness
- Sch40
- Material
- Stainless Steel
- Technics
- Hot-pressed
- Certification
- ASME, ANSI, DIN, JIS, BS, GB, GS, KS
- Color
- Silver
- Applicable Media
- Chemicals, Oil, Gas, Water
- Applicable Pressure
- Pn10 - Pn160
- Applicable Temperature
- -29°C to 425°C
- MOQ
- 500 Kg
- Transport Package
- Standard Packaging or Customized
- Specification
- Standard Specifications or Customized
- Trademark
- Lixin
- Origin
- China
- HS Code
- 73072300
Product Images of ASTM A403 Wp304/316L Stainless Steel 90 Degree Seamless Elbow ASME B16.9
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Product Description

Material | ASTM A403 WP304 / WP316L Stainless Steel |
Type | Seamless (90°, 45°, 180°; 1.0D, 1.5D, 3D) |
Technique | Cold Formed / Hot Pressed |
Surface Treatment | Pickled, Polished, Sand Blasting |
Tolerance | Wall Thickness: +/- 5% Diameter: ASTM standard |
Standard | ASTM A403, ASME B16.9, MSS SP-43 |
Application | Chemical, Petrochemical, Food Processing, Pharmaceutical |
Certification | 3.1 Mill Test Certificate (MTC) available |
MOQ | 1 Ton |
Sample | Free sample provided |
Customized | Other specifications according to customers' requirements |
Custom Sample | 5-7 Days |










Pre-sale Service
1-Samples are available, sample cost and freight shall be borne by the buyer.
2-Sufficient stock supports short lead time, various specifications for your selection.
3-OEM & ODM orders are accepted, custom marking and dimension requirements are available.
4-We provide superior quality, factory direct price, quick response and reliable full support.
5-Products are manufactured by professional workers, supported by experienced international sales team.
6-We have years of experience in pipe design, production and export, we value every order and our reputation.
After Order Confirmation
1-We will work out the most cost-effective shipping solution and issue documents promptly.
2-Re-inspection before shipment, goods will be arranged within 1-2 working days after payment.
3-Tracking number will be sent via email, we track shipment until goods arrive safely.
After-sale Service
1-Your suggestions on products and prices are highly appreciated.
2-Please contact us via email or phone once you have any problems.


A:Yes. We support customized diameter, wall thickness, length, coating, marking and packaging according to customer requirements.
Q:If we come to China to visit and inspect your factory, are we welcome?
A:Of course, you are warmly welcomed.
We can provide full reception arrangements after your arrival in China.
Please inform us in advance before you set off.
We offer airport pick-up service, assist with accommodation, and arrange factory tours for you.
We sincerely look forward to your visit!
Q:How many years has your company engaged in the pipe industry?
A:We have more than 20 years of experience in steel pipe manufacturing & export.
We keep expanding overseas markets while continuously upgrading our production technology.
Q:How does your company control quality?
A:Firstly, if necessary, we can provide third-party certificates such as TUV and CE. Secondly, we have a complete inspection system, and every process undergoes QC inspection. Quality is the lifeline of a company's survival.
Q:Can you provide photos of your production workshop?
A:Yes, we can share pictures and videos of our production line.
All on-site conditions are consistent with the materials we provide when you come for factory audit.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI266636". Items marked "" are certified.
Company Profile
Tianjin Lixin Technology Co., Ltd. Specializes in steel manufacturing and supply chain services, serving as a powerful full-range steel producer and comprehensive service provider in the industry. Keeping pace with industrial development, we integrate production, processing, trading, logistics and foreign trade to form an integrated steel service industrial chain, committed to delivering one-stop steel procurement solutions for customers at home and abroad.
Equipped with standardized workshops, complete sets of processing equipment and an experienced technical and production team, we conduct manufacturing and deep processing of seamless steel pipes and pipe fittings, including elbows, reducers, flanges, tees and special-shaped pipes. We also supply a full range of steel products such as galvanized seamless pipes, square and rectangular pipes, ordinary galvanized pipes, steel plates, steel coils and color coated coils. From raw material incoming inspection to finished product delivery, we apply strict quality testing standards to guarantee product performance, accurate specifications and long service life. Our cost-effective and reliable steel products are widely applicable to construction, machinery manufacturing, engineering, foreign trade and other fields.
Since its establishment, the company has adhered to the principle of integrity management and embraced the development philosophy of quality first and mutual benefit. We focus not only on product quality, but also on service improvement. In response to customer demands, we offer customized specifications, precision processing, full-truck delivery and bulk supply services. Dedicated account managers are arranged to promptly handle inquiries and after-sales issues, delivering reliable support throughout the cooperation.
Thanks to superior product quality, reasonable prices and sound business reputation, our sales network covers the whole country. We also actively expand overseas markets, and our products are exported in large quantities to Europe, North America, South America, Southeast Asia, South Africa, Australia, Central Asia and other regions, winning wide recognition and long-term trust from global clients.
Striving for the common development of the enterprise, employees and partners, Tianjin Lixin will continuously upgrade production technologies and expand service scope. We keep pursuing high quality with dedication and conducting business with integrity. We sincerely look forward to cooperating with new and existing customers worldwide for mutual benefit and shared success.
About Our Factory & Business Background
- Address
- Tianjin, China
-
Terms of Payment
- LC, T/T, D/P, PayPal
-
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
- Tianjin Port
-
Minimum Order Quantity
- 1 ton
-
Supply Chain Partners
- 40
Our Production Capability & Technical Expertise
- Main Products
- Seamless Steel Pipe
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- Random inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Full Customization, Customization from Designs, Minor Customization
-
ODM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Export Year
- 7 years
-
Main Markets
- Southeast Asia/ Mideast, Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 8
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
FAQ
- Can you send samples?
- Of course, we can ship samples worldwide. Our samples are free, but customers need to bear the shipping costs.
- Can I visit your factory?
- Of course, we welcome customers from all over the world to visit our factory.
- How about the discount?
- Prices depend on the product and order quantity.
- How does your company control quality?
- Quality comes first. To ensure high product quality, we always carefully inspect all products and raw materials according to strict procedures.
- About product pricing?
- Due to the cyclical fluctuations in raw material prices, prices vary by period. But we will do our best to offer you affordable prices.
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