Mechanical type Natural gas meter, liquefied gas, acetylene, propane, oxygen, compressed air, waist wheel, explosion-proof gas, Roots flowmeter  A flow meter for non-corrosive gases  Can be used for: Municipal gas Petrochemical Industrial metallurgy Methane recovery  Mechanical measurement, more stable and durable Adopt high-quality performance meter head, stable structure and more durable, accurate reading, simple and clear operation  Safety explosion-proof aluminum body Adopt aluminum alloy material, not easy to rust, strong and durable, light weight, tight assembly without leakage, effective and safe explosion-proof  Matching high-quality filter screws Matching corresponding caliber filter joints to effectively filter pipeline magazines and ensure stable operation and measurement of flowmeter  Mechanical  Specifications: DN15/DN20/DN25 Range: 0.3~10m³/h Pressure resistance: ≤50KPa Function: mechanical measurement, more stable and durable  Matching: filter screw