caldera de tubo productos

Standards
GB3087 Chinese national standard
GB5310 Chinese national standard
ASTM A106 GR.B
ASME SA210 Boiler and pressure vessel code of ASME
DINl7175 Deutsches industrial standard~

ASTM A192(Standard specification for seamless carbon steel boiler tubes for high-pressure service)
ASTM A179(Standard specification for seamless cold-drawn low-carbon steel heat-exchanger and condenser tubes)
Application
Used as the pipes on the heated side of low and medium pressure boilers(normally with operating pressure not higher than 5.88Mpa and
operating temperature below 450 oc)as the pipes on the heated sides of highpressure boilers,economizers,overheaters,reheaters and pipes
for petrochemical industry(with the operating pressure above 9.8Mpa and operating temperature ranging between 450~C~650~C1
Specifications of ma}or steel
102020G20MnG25MnG15CrMoG12Cr2MoG12Cr1MoVG12Cr2MoWVTiB10Cr9Mo1VNbSA210A1SA210CST45.8/15Mo313CrMo4410CrMo910etc.