Special valve for carbonyl metallurgy process obtains n…

[China Instrument Network Instrument R&D] Recently, Lanzhou High Pressure Valve Co., Ltd. received a notice from the State Intellectual Property Office. The company's independently developed “metallurgical metallurgy process special valve” was authorized by the State Intellectual ....

China-CO2-Welding-Wire-with-Welding-All-Kinds-of-High-Q…

co2 welding wire with welding all kinds of high quality welding wire with wire basket spoolMaterial of Co2 welding wire: CO2 Gas Shielded Welding Wire, co2 mig welding wire, mig welding is made from excellent Ho8Mn2SiA steel by drawing, straigh ....