Manual knife gate valve PZ73H

Tielong Valve Industry Reputation Merchants with Complete Design, Research and Development, and Production Integration Manufacturers Reputation merchants guarantee quality, and every product is carefully selected and designed by us with great care. Our professional customization experts carefully select materials and design every product with great care. Our company has a strong technical force and advanced equipment. We have a technical team with years of experience in the production and sales of pipe fittings, ensuring timely delivery. Customer first and worry free, our online customer service is available 24/7 to meet your needs at all times. Design and Manufacturing: JB/T8691-1998 Structural length: GB/T15188.2-94 Flange connection: GB/T9113.1-2000 JB/T79-94 Testing and Acceptance testing and acceptance: GB/T13927-92

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