china manufacturers spiral ducting d steel

China B1600 Fixed Mold spiral Spiro Duct Making Roll

Spiro spiral Duct Making Machine, spiral Duct Roll Former Machine, HVAC Duct Machine manufacturer / supplier in China, offering B1600 Fixed Mold spiral Spiro Duct Making Roll Former Machine, QC12y E21 CNC Sheet Metal Cutting Hydraulic Stainless Steel Shearing Cutting Machine, QC12y 6X3200 Hydraulic Shearing Sheet Metal Cutting Machine and so on. China Duct Spiral Suppliers, Manufacturers, Factory - CSPGWe are a direct-selling manufacturer specializing in the research and development of spiral steel pipes, steel coiled pipes, anti-corrosion steel pipes inside and outside. Since its inception, the company has been guided by a brand-new thinking of steel pipe product market based on the business philosophy of honesty, pragmatism and knowledge-seeking.

China Electric Angle Steel Round Machine for Spiral Air

Angle Steel Round Machine, Round Pipe Machine, Rolling Machine manufacturer / supplier in China, offering Electric Angle Steel Round Machine for Spiral Air Duct, CNC Plasma Cutting Machine, Shearing Machine, Plasma Cutter with Cam-Duct System, Duct Manufacturer Auto Duct Line and so on. China HAVC Auto Duct Production Line 4 for Stainless Steel China HAVC Auto Duct Production Line 4 for Stainless Steel Pipe, Find details about China Production Line, HAVC from HAVC Auto Duct Production Line 4 for Stainless Steel Pipe - Anhui Blackma Heavy Industrial Machinery Co., Ltd. China HVAC Duct Machine Spiral Duct Machine Hydraulic Duct Machine, Spiral Duct Machine, Elbow Machine manufacturer / supplier in China, offering HVAC Duct Machine Spiral Duct Machine Hydraulic Elbow Machine, Air Duct Galvanized Sheet Press Brake Bender Machine, Hydraulic Press Brake Machines for Stainless Steel Sheet Metal and so on.

China Metal Duct, Metal Duct Manufacturers, Suppliers

China Metal Duct manufacturers - Select 2021 high quality Metal Duct products in best price from certified Chinese Panel, Steel Building suppliers, wholesalers and factory on Made-in-China China Metal Spiral Duct Suppliers, Manufacturers, Factory Metal Spiral Duct. Product Top 10 China Steel factory spiral duct machine helical welded pipe Specification Section shape:round Outer diameter:219mm to 3040mm Thickness:5.0mm to 25mm Standard BS7,GB3091,ASTMA53, B36.10, BS EN1029, API 5L, GB/T9711 etc Material Q195, Q235, Q345; ASTM A53 GrA,GrB; STKM11,ST37,ST52, 16Mn,etc. China PVC Mining Spiral Duct With Steel Ring Connection DER New Material is one of the leading China pvc mining spiral duct with steel ring connection manufacturers and suppliers, with professional factory, we are able to produce high-quality pvc mining spiral duct with steel ring connection at competitive price, and we can always offer you products for sale. Welcome to wholesale products from us.

China Spiral Corrugated Post-Tension Tube/ Pipe/ Duct

Spiral Corrugated Post-Tension Tube/Pipe/ Duct Making Machine (Call us:Mobile No:+8613673713569) Features of 40mm to 160 Dia. Corrugated Spiral Post Tension Tube Making Machine (Call us:Mobile No:+8613673713569). 1. It is a new generation corrugated pipes making machine in China. 2. 5 Rollers, the before old machine is only 4 rollers. China Spiral Duct Line HVAC Duct Spiro Tubeformer Machine Spiral Tubeformer, Galvanised Steel, Stainless Steel manufacturer / supplier in China, offering Spiral Duct Line HVAC Duct Spiro Tubeformer Machine, Machine for PVC Bends/Conduit Bend Making Machine, Pipe Full Automatic Bending Machine for PVC Tube and so on. China Ysd-85/800 Steel Band Type Round Air Tube YSD-85/800 steel band type Round Air Tube Galvanized Steel Spiral duct machine for HAVC Duct Making. Spiral duct machine. Nanjing Shanduan CNC Machine Tool Co., Ltd is one of the Top 3 press brake and shearing machine in China, which specializing in manufacturing and marketing of press brake, shearing machine, press machine, square duct production line LINE5, 4, 3, 2, 1; Spiral duct

Company Overview of China Manufacturer - China Auto Duct

Nanjing Byfo Machinery Co., Ltd, located in Nanjing City, Jiangsu Province, established in 1996. We professional produce HVAC intelligent duct equipment, such as rectangular V, duct auto line, Spiral duct machine, and we also can make TDF flange forming machine, Pittsburgh lock forming machine, TDF folding machines, shearing machine, punching machine, duct seam closing machine, round elbow sheet metal duct- Aluminum/Al foil,plate/sheet,aluminum sheet metal duct . If you have any questions or good suggestions on our products and site, or if you want to know more information about our products, please write them and send to us, we will contact you within one business day.China Galvanized Steel Round Air Spiral Duct - China Spiral Duct, Spiral Pipe, Spiral Steel Pipe manufacturer / supplier in China, offering Galvanized Steel Round Air Spiral Duct, High Quality Gypsum Wallboard