Qingdao NPA Industry Co., Ltd. is GS-PERAMET’s manufacturing partner for heat-resistant centrifugally cast tubes static/investment castings:
- Small diameter ethylene tubes (Ø 50-100 MM), large diameter reformer tubes (Ø 100-300 MM), tubes for continuous annealing / galvanizing lines, furnace rollers and radiant tubes.
- Elbows, return bends, Wye-pieces, Tee-pieces, Tetra fittings, bottom manifolds, reducing cones.
Annual centrifugally casting capacity (2016) is 9000 tons, static/investment castings capacity is 3500 tons.
Radiant Coil Assemblies, Reformer/Catalyst Tubes, Radiant Harp Assemblies, Radiant Tubes and Furnace Rolls, Tube sheets, Catalyst Grids
- Reformer furnace applications including ammonia, hydrogen, methanol and DRI
- Cracking furnaces of ethylene and naphtha gas
- Convection Zones
- Steel Industry
Radiant Coils, Finned tubes, Studded tubes, Convections Zones, Drawn pipes (Seamless), Tube sheets, Accessories.
For pre-assembling and final assembling GS-PERAMET is trusting in experienced professionals. Utilising manual welding techniques of proven and repeatable quality, GS-PERAMET is meeting with the most stringent of specification requirements. Qualified welding procedures are certified to ASME/EN/BS standards, covering all materials from cast alloy range and materials including stainless steels and carbon steels, Cr-Mo and Nickel-base alloys. To ensure a carryover of shop floor fabrication quality and integrity to customer, GS-PERAMET offers site welding and supervision services worldwide.