**Product Specifications:** - **Model No.:** H44H/H44W - **Flow Direction:** Unidirectional - **Standard:** ANSI - **Application:** Industrial, Water, and Household Use - **Packaging Details:** Wooden crate or as per customer requirements - **Delivery Detail:** Based on order quantity - **Painting:** Silver or as per customer request - **Certificates:** API, ISO, CE, TS - **OEM:** Available - **Trademark:** JIEYU - **Transport Package:** Wooden Case - **Specification:** ANSI - **Origin:** Wenzhou, China - **HS Code:** 8481300000 --- **High Pressure 1500LB Swing Check Valve** This high-pressure swing check valve is designed for reliable performance in demanding industrial environments. It is ideal for use in pipelines where a unidirectional flow is required and the system operates under high pressure. **Specifications:** - **Size:** 1/2" to 30" - **Model:** H44H/H44W - **Pressure Range:** 150LB to 900LB - **Material Options:** WCB, LCB, WC6, WC9, C5, CF8, CF8M, CF3, CF3M, etc. **Standards Followed:** - **Design & Manufacturing:** BS1868, ANSI B16.34 - **Face-to-Face Dimension:** ANSI B16.10 - **End Flange Dimension:** ANSI B16.5 - **Pressure-Temperature Ratings:** ANSI B16.34 - **Pressure Test:** API 598 --- **Pressure and Test Table:** | Nominal Pressure | 150LB (2.0MPa) | 300LB (5.0MPa) | 600LB (10.0MPa) | 900LB (15.0MPa) | 1500LB (25.0MPa) | Test Medium | |------------------|----------------|----------------|------------------|------------------|-------------------|-------------| | Shell Test | 3.0MPa | 7.8MPa | 15.0MPa | 22.5MPa | 37.5MPa | Water | | Seal Test | 2.2MPa | 5.6MPa | 11.0MPa | 16.5MPa | 27.5MPa | | | Air Seal Test | 80lb (0.6MPa) | 80lb (0.6MPa) | 80lb (0.6MPa) | 80lb (0.6MPa) | 80lb (0.6MPa) | Air | --- **About the Product:** Zhejiang Jieyu Valve Co., Ltd. is a professional manufacturer of gate valves, globe valves, check valves, and ball valves. We are equipped with advanced testing equipment and a strong technical team. Our products are widely used in industries such as oil, chemical, metallurgy, power, pharmaceuticals, paper, and urban construction due to their wide range, high quality, reasonable pricing, and modern design. Our products are well-received by customers and meet the needs of continuously developing economies and societies. We welcome both new and existing clients to establish long-term business relationships with us and achieve mutual success together. --- **FAQ:** 1. **Can I place a sample order?** Yes, we accept sample orders for quality checks and market tests, though they are not free. 2. **How long does production take?** Typically 25–30 working days, depending on the order size. 3. **What payment methods do you accept?** T/T, L/C, Western Union, and Cash. 4. **Do you offer warranty?** Yes, we provide a 12-month warranty on all products. 5. **Do you have stock models available?** Some standard models are in stock, while special or large orders are produced according to your specifications. 6. **Can different models be mixed in one container?** Yes, multiple models can be combined in a single shipment. 7. **How do you ensure quality?** Quality control is our top priority. Every product undergoes full assembly and rigorous testing before painting, packaging, and shipping. 8. **Do you export worldwide?** Yes, we have the right to export and supply products globally. 9. **Are you certified?** Yes, we are certified with API 6D, CE 0036, and ISO 9001. We also provide test reports upon completion of the order. As an Alibaba Gold Supplier since 2010, we serve clients from around the world. --- **Product Images:** [Image of High Pressure 1500LB Swing Check Valve] [Image of High Pressure 1500LB Swing Check Valve] [Image of High Pressure 1500LB Swing Check Valve] [Image of High Pressure 1500LB Swing Check Valve] --- Whether you're looking for reliable valves for industrial applications or need customized solutions, Zhejiang Jieyu Valve Co., Ltd. is here to deliver. Contact us today to learn more about our products and services.

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