We are offering our customers a wide range of Gas Collecting Tube, which are available following Specifications :-
Centrifugal Casting Pipe/Cracking Coil
1. Standard:ASME A608 ;DIN,HG/T 2601-2000;HG/T 3673-2000;GB 13296-2007
2. Material:alloy 15CrMo
3. Size:Dia.219X12,Dia.225X24 or we can supply standard and nonstandard as your request
4. Process:centrifugal casting
5. Quality:appearance of smooth,can work under pressure for long time,advanced testing equipment to ensure the quality,
6. Packing:wrapped in bundles by steel strips or as customers' requirement
Application:Used for primary reformer of synthetic ammonia

We have 37 years' experience since 1974 and get Quality Certification of ISO 9001:2008,We employed professional furnace tube welding technicians with superb vocational skills and abundant experiences,and this has promoted manual argon arc welding technique of Huayuan to international first-class level.