[Three rain valve to recommend Star Products - Mechanical seal] Introduction: BY8220 structural features characteristic: the typical stationary bellows mechanical seal structure, flange connection 58B-80 mechanical seal, forced cooling, reasonable design, reliable quality. Operating parameters pressure: ≤30kg / cm2 Temperature: ≤450 ℃ line speed: ≤30m / s [three rain valve to recommend star products - mechanical seals] Description: Product Name: BY502 Product parameters: Single seal / Unbalanced / any rotation / rubber bellows. Alternative John. Crane 502 Series 58B-85 mechanical seal mechanical seal _ _ Ordos, rain machine seal (view) provided by Valve Co., Ltd. Tianjin three rain. Tianjin three rain Valve Co., Ltd. (www.tjsymf.com) (www.tjsymf.com) is a professional "mechanical seals, mechanical seal, shaft seal, mechanical seals, seals," the company. Since its inception, we adhere to the "good faith, sound management" approach, the courage to participate in healthy competition in the market, so that the "three rain" brand has a good reputation. We adhere to the "service first, customer first" principle, so that the three rain valve won the trust of customers in the public seal, and establish a good corporate image. Special Note: This information is for reference only pictures and information, please contact us to obtain the most accurate information, thank you!