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Ball valves
Product design and scope Design standard£º API 6D Length of structure: API
Product design and scope Design standard: BS 5351 Butt welding connecting
Product design and scope Design standard: BS 5351 Butt welding connecting
Product design and scope Design standard: BS 5351 Butt welding connecting
Product design and scope Design standard: BS 5351 Butt welding connecting
Product design and scope Design standard: BS 5351 Butt welding connecting
Product design and scope Design standard: ASME B16.34/ API 608 Length of s
Product design and scope Design standard£º API 6D Length of structure: API
Product design and scope Design standard£º API 6D Length of structure: AP
Product design and scope Design standard:API 6D Length of structure: API 6D/ASM
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