**Product Details:** - **Model No.:** 150#-2500# - **Coating:** Rust-Preventative Oil - **Trademark:** ST - **Transport Package:** In Wooden Cases / Pallet - **Specification:** SGS, API, BV - **Origin:** Cangzhou, China - **HS Code:** 730791 --- **Alloy WN/SO Flange ANSI B16.5 150#/300#** 1. **Material:** Carbon steel A105/Rst37.2/C22.8/Q235; Stainless steel 304/304L, 316/316L, 321, etc. 2. **Size:** 1/2" - 48" 3. **Pressure Rating:** 150lbs - 2500lbs | PN0.6 - PN16.0 4. **Facing Type:** RF (Raised Face), RJ (Ring Joint), FF (Flat Face) 5. **Standards:** ANSI (ASME) B16.5, B16.47; DIN; JIS; UNI; and others 6. **Flange Types:** Available in welding neck (WN), socket weld (SO), threaded, blind, slip-on, lap joint, and more. Compliant with ANSI B16.5 from 1/2" to 24", classes 150 to 2500. 7. **Production Process:** Raw material → Cutting → Heating → Forging → Heat Treatment → Machining → Inspection → Washing → Final Assembly 8. **Certification:** ISO 9001:2008 9. **Applications:** Used in pipelines, heat exchangers, oil & gas, chemical, power, water, shipbuilding, construction, and more. 10. **Blind, Slip On, and Welding Neck Flanges:** Available from 6 Bar to 40 Bar according to DIN standards. 11. **BS Standards Compliance:** Flanges from 1/2" to 48" and up to 450 lbs are in line with BS10 Tables D, E, F, H, J, K. 12. **JIS Standards:** Flanges from 2kg to 210kg conform to JIS specifications. 13. **API & ASME Standards:** Complies with API 605, ASME B16.5, and ASME B16.47. 14. **Customization:** Flanges can be manufactured in various shapes and sizes based on special requirements. 15. **Quality Control:** Rigorous quality assurance process ensures high performance and durability. --- **Product Range:** | Description | Size | Remarks | |-------------------|----------------|-------------------------------------------------------------------------| | Elbow | 45°/60°/90°/180° | 1/2" - 48" | | Flanges | PL/SO/WN/SW/BL/IF | 1/2" - 48" | | Reducer | CON/ECC | 1/2" - 48" | | Tees | Equal/Reducer | 1/2" - 48" | | Nipple | Threaded/Hex/ Round | 1/2" - 48" | | Union | Male/Female | 1/8" - 6" | | Outlet | Weldolet/Threadolet/Socketlet | 1/8" - 6" | | Cap | BW CAP | 1/2" - 48" | | Coupling | SW/Threaded | 1/8" - 6" | | Plug | Square/Hex/ Round | 1/8" - 4" | | Bushing | Round/Hex/Flush | 1/8" - 4" | | Swaged Nipple | Threaded/Plain | 1/8" - 4" | --- **Contact Information:** - **Contact:** Ms. Abby - **Company:** Hebei Shengtian Pipe-fitting Group Co., Ltd. - **Office Address:** 1605, Yihe Tower, Cangzhou, Hebei, China - **Factory Address:** Xiwang New District, Mengcun County, Hebei Province, China - **Tel:** +86-317-5298199 - **Fax:** +86-317-5295979 - **Mobile:** +86-18631702046 - **Website:** [www.stpipefitting.com](http://www.stpipefitting.com) --- This product is ideal for industrial applications requiring durable, high-quality flanges that meet international standards. Whether you're working on a pipeline system, pressure vessel, or chemical plant, our alloy flanges offer reliable performance and long-term value. We also provide custom solutions to meet specific project needs. Contact us today for more information or a quote!

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September 18, 2025