Aluminum Fittings
Press Fittings
Agriculture Irrigation Pump
PVC Hose
Flat Hose
Handrail fitting
Coupling
flange
fittings
sanitary fittings
valve
pipe & tube
special forging & casting
Polypropylene formwork
Hardware
Bathroom fittings
AIR COUPLING
SA213 Seamless ferrite and austenitic alloy steel tubes for boilers, super-heaters and heat exchangers.
Standard: ASTM A 262, A 450/A 450M.
We do a whole set of chemical and mechanical performance test, metallurgical structure , hardness test, NDE test, salt-fog test,...
© Qingdao LOLO Pipeline Co., Ltd. Tel: +86 532 85061468 kjx@plumbingchina.com