[SUS] Expansion joint related welding neck flange “edible grade test report”

[SUS] Expansion joint related welding neck flange “edible grade test report”

The official website of Shanghai Songjiang shock absorber Group Co., Ltd. introduces to you the information of “edible grade test report” of [SUS] Expansion joint related welding neck flange. Songjiang group provides edible grade stainless steel Expansion joint related welding neck flange products for many drinking water equipment factories. Non toxic and public hazard products have passed the test of Shanghai Rubber Research Institute and issued edible grade test report.

[SUS] Expansion joint related welding neck flange

[SUS] Expansion joint related welding neck flange is generally composed of inner rubber layer, fabric reinforcing layer (the reinforcing layer has multi-layer scraped nylon cord fabric), middle rubber layer, outer rubber layer, end reinforced metal ring or steel wire ring, which is combined with metal flange or loose sleeve of parallel joint after vulcanization at high temperature and high pressure. This product takes advantage of the high elasticity, high gas resistance, medium resistance, weather resistance and radiation resistance of rubber, which can reduce the vibration and noise of pipeline and compensate the thermal expansion and cold contraction caused by temperature change

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