② 适用于重油、原油等各种油品、耐腐蚀化工行业、混流介质。
Suitable for heavy oil, crude oil and other oil products, corrosion-resistant chemical industry, mixed medium.
③ 适用于液化气、煤气、天然气的输送控制,密封圈采用堆焊阀含铬合金,密封严紧、抗腐蚀。
Conveying control applies to liquefied petroleum gas, natural gas, the sealing ring adopts a chromium alloy surfacing valve, tight seal, corrosion resistance.