Import Astm 182 F51 F53 Socket Welding /Npt Elbow — Buy in wholesale FOB from Supplier in China
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Astm 182 F51 F53 Socket Welding /npt Elbow
This socket welding and NPT elbow is forged from duplex stainless steel ASTM A182 Grade F51 and super duplex Grade F53, designed for high-pressure and corrosive environments in oil and gas, chemical processing, and power generation. The F51 grade delivers a balanced austenitic-ferritic microstructure for improved strength and chloride stress corrosion resistance, while F53 offers higher chromium, molybdenum, and nitrogen content for superior pitting and crevice corrosion resistance in seawater and acidic media. Both variants conform to ASME B16.11 dimensional standards for socket weld and threaded NPT connections.
Duplex stainless steels combine the benefits of ferritic and austenitic alloys, providing approximately twice the yield strength of standard austenitic grades like 316L while maintaining good weldability and toughness. The F51 composition typically includes 21-23% chromium, 4.5-6.5% nickel, and 2.5-3.5% molybdenum, with a PREN (Pitting Resistance Equivalent Number) of 32-36. F53, a super duplex grade, usually contains 24-26% chromium, 6-8% nickel, and 3-4% molybdenum, achieving a PREN of 40-45. These elbows are available in 90-degree and 45-degree configurations, with socket weld ends for smooth bore flow and NPT threads for tapered connections.
These fittings are critical for MRO and project procurement in energy and industrial sectors where reliability under extreme conditions is non-negotiable. Buyers typically source them for subsea pipelines, offshore platforms, and chemical processing plants where resistance to chloride-induced stress corrosion cracking is essential. The socket weld design ensures leak-proof joints in high-pressure systems, while the NPT variant offers compatibility with threaded piping networks. Confirm pressure ratings, temperature limits, and material test certificates with the supplier before ordering.
| Material Grade | ASTM A182 F51 (Duplex Stainless Steel), F53 (Super Duplex Stainless Steel) |
| Connection Type | Socket Weld, NPT Threaded |
| Standard | ASME B16.11 |
| Typical Chromium Content (F51) | 21-23% (typical for grade) |
| Typical Nickel Content (F51) | 4.5-6.5% (typical for grade) |
| Typical Molybdenum Content (F51) | 2.5-3.5% (typical for grade) |
| Typical PREN (F51) | 32-36 (typical for grade) |
| Typical Chromium Content (F53) | 24-26% (typical for grade) |
| Typical Nickel Content (F53) | 6-8% (typical for grade) |
| Typical Molybdenum Content (F53) | 3-4% (typical for grade) |
| Typical PREN (F53) | 40-45 (typical for grade) |
| Configurations | 90-degree elbow, 45-degree elbow |
| Pressure Rating | Class 3000, 6000, 9000 (confirm with supplier) |
Zhengzhou Huitong Pipe Fittings Co., Ltd. is based in Jinshui District, Zhengzhou, Henan Province, China, with a registered address at No.168, Guoji Road. The company operates in the imported tier, indicating it sources materials or components internationally to meet specific quality or specification requirements. Its trust tier is classified as harbor, reflecting a baseline level of verification within the supply chain.
The supplier specializes in forged pipe fittings, including socket weld and threaded components, with a focus on high-performance alloys such as duplex and super duplex stainless steels. While the response rate is currently listed as 0.00 with no recorded average response time, this may indicate a preference for direct inquiries via established channels. Buyers are advised to confirm communication preferences and technical support availability before proceeding with procurement.
This ASTM A182 F51 and F53 socket welding and NPT elbow is a duplex stainless steel piping component engineered for high-pressure and corrosive service environments in oil and gas, chemical processing, and power generation applications. The F51 grade offers superior corrosion resistance and strength, while F53 super duplex variant provides enhanced durability in harsh media including seawater and acidic conditions. Suitable for socket weld and threaded NPT connections per ASME B16.11 and dimensional standards, these elbows are critical stock items for MRO and project procurement in energy and industrial sectors.
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Sourcing ASTM 182 F51 F53 Socket Welding /NPT Elbow from Zhengzhou Huitong Pipe Fittings Co., Ltd. - China Import Guide
Before ordering, verify the material grade and composition to ensure it matches your application requirements, particularly for corrosion resistance and mechanical strength. Request material test certificates (MTCs) that confirm compliance with ASTM A182 standards and include chemical analysis, mechanical properties, and any additional tests relevant to your service conditions, such as ASTM G48 for pitting resistance.
Confirm the pressure rating, temperature limits, and dimensional compatibility with your piping system. These elbows are typically available in Class 3000, 6000, or 9000 ratings, but the exact specifications should align with your project's design parameters. Additionally, clarify the Incoterms (e.g., FOB, CIF) and payment terms to avoid misunderstandings during shipment and delivery.
Quality checks should include visual inspection for surface defects, dimensional verification against ASME B16.11, and non-destructive testing (NDT) for critical applications. Request documentation such as mill test reports, third-party inspection certificates, and compliance with industry standards like NACE MR0175 for sour service or PED for European pressure equipment directives. Ensure the supplier provides traceability for the material and manufacturing process.
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30 suppliersBuy Astm 182 F51 F53 Socket W in Bulk — Verified Supplier in China
When sourcing Astm 182 F51 F53 Socket Welding /Npt Elbow for your business, securing the right balance of quality and cost is essential. Zhengzhou Huitong Pipe Fittings Co., Ltd., a verified supplier based in China, offers this product with key specifications including ASTM A182 F51 (UNS S31803) / ASTM A182 F53 (UNS S32750) duplex stainless steel, Socket Welding (SW) and NPT Female Threaded, and 1/2 inch to 4 inch; Class 3000# / 6000# for NPT; Class 3000# / 6000# for Socket Weld. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $11000/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7307.23, making it a staple in the Flanges sector with strong demand from importing countries worldwide.
Astm 182 F51 F53 Socket W Specifications, Trade Terms & Pricing
Importing Astm 182 F51 F53 Socket W requires careful attention to shipping logistics, customs compliance, and secure payment terms. Zhengzhou Huitong Pipe Fittings Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 7307.23 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading import export marketplace designed to make cross-border trade secure and efficient.
About Zhengzhou Huitong Pipe Fittings Co., Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this Astm 182 F51 F53 Socket W has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Flanges category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Import Astm 182 F51 F53 Socket W — Shipping, Logistics & Customs
Importing Astm 182 F51 F53 Socket W requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 7307.23 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
Frequently Asked Questions About Astm 182 F51 F53 Socket W
What is the wholesale price of Astm 182 F51 F53 Socket Welding /Npt Elbow?
The current listed wholesale price for Astm 182 F51 F53 Socket Welding /Npt Elbow from Zhengzhou Huitong Pipe Fittings Co., Ltd. is $11000/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Zhengzhou Huitong Pipe Fittings Co., Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for Astm 182 F51 F53 Socket W?
The supplier, Zhengzhou Huitong Pipe Fittings Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Astm 182 F51 F53 Socket W. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Astm 182 F51 F53 Socket Welding /Npt Elbow?
For international shipping and customs clearance, Astm 182 F51 F53 Socket Welding /Npt Elbow is classified under HS Code 7307.23. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import Astm 182 F51 F53 Socket W from China?
To import Astm 182 F51 F53 Socket W from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Zhengzhou Huitong Pipe Fittings Co., Ltd.. Ensure you have the necessary import licenses for Flanges products in your destination country.
Is Zhengzhou Huitong Pipe Fittings Co., Ltd. a verified supplier?
Yes, Zhengzhou Huitong Pipe Fittings Co., Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
What are the key specifications of Astm 182 F51 F53 Socket Welding /Npt Elbow?
The key specifications for Astm 182 F51 F53 Socket Welding /Npt Elbow supplied by Zhengzhou Huitong Pipe Fittings Co., Ltd. include ASTM A182 F51 (UNS S31803) / ASTM A182 F53 (UNS S32750) duplex stainless steel, Socket Welding (SW) and NPT Female Threaded, and 1/2 inch to 4 inch; Class 3000# / 6000# for NPT; Class 3000# / 6000# for Socket Weld. For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
What packaging options are available for bulk orders of Astm 182 F51 F53 Socket W?
Zhengzhou Huitong Pipe Fittings Co., Ltd. offers Astm 182 F51 F53 Socket W with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Astm 182 F51 F53 Socket W the most?
Astm 182 F51 F53 Socket W is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Zhengzhou Huitong Pipe Fittings Co., Ltd. through our platform.
What certifications does this Astm 182 F51 F53 Socket W supplier hold?
Zhengzhou Huitong Pipe Fittings Co., Ltd. maintains international quality certifications. These ensure that the Astm 182 F51 F53 Socket W meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Astm 182 F51 F53 Socket Welding /Npt Elbow on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Zhengzhou Huitong Pipe Fittings Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Zhengzhou Huitong Pipe Fittings Co., Ltd..
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