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Wanquan Pipeline Equipment Factory of Gongyi is specialized in study, development and production of water fittings. We have many years producing history. For our powerful technical strength, high quality and Just-in time delivery,we have been repeatedly rated as The Contract The Word enterprise by Henan province. Our main products are: (large pipe accessories with the caliber below 6 meters) flange, expansion piece, transmission joint, expansion joint, rubber joint, waterproof casing, bellows compensator, duct compensator, pipe compensator, butterfly valve etc. Wanquan provides better service and products. we are expecting to cooperate with you and would develop with you hand in hand. nominal diameter DNlength Laxial displacementhorizontal displacement mmdeflexion angle a1+a2mminchextension mmcompression mm321 1/49569915401 1/2956109155021057101015652 1/21157131115803135815121510041501019131512551651219131515061801220141520082101625221525010230162522153001224516252215350142551625221540016255162522154501825516252215500202551625221560024260162522157002832016252215800323401625221590036370162522151000404001826241512004842018262415 If you need special type, please contact me. We warmly welcome your esteemed company visit us and guide work any time !