GB/T 9843-2004 Specifications for urea high pressure scrubber

GB 9843-1988 Specifications for H · P urea scrubber

JB 4708 JB 4726 YB/T 5148 GB 150-1998 Steel pressure vessels GB/T 150.1-2011 Pressure vessels—Part 1:General requirements GB/T 150.1-2024 Pressure vessels—Part 1:General requirements GB/T 150.2-2011 Pressure vessels—Part 2:Materials GB/T 150.2-2024 Pressure vessels—Part 2:Materials GB/T 150.3-2011 Pressure vessels—Part 3:Design GB/T 150.3-2024 Pressure vessels—Part 3:Design GB/T 150.4-2011 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance GB/T 150.4-2024 Pressure vessels—Part 4:Fabrication,inspection and testing,and acceptance GB 151-1999 Tubular heat exchangers GB/T 151-2014 Heat exchangers GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars GB/T 4237-1992 Hot rolled stainless steel sheets and plates GB/T 4237-2007 Hot rolled stainless steel plate, sheet and strip GB/T 4237-2015 Hot rolled stainless steel plate,sheet and strip GB 6654-1996 Steel plates for pressure vessels GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings GB/T 8923.2-2008 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 2:Preparation grades of previously coated steelsubstrates after localized removal of previous coatings GB/T 8923.3-2009 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 3:Preparation grades of welds,edges and other areas with surface imperfections GB/T 8923.4-2013 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 4:Initial surface conditions,preparation grades and flash rust grades in connection with high-pressure water jetting GB/T 14976-2002 Stainless steel seamless tubes for fluid transport GB/T 14976-2012 Seamless stainless steel pipes for fluid transport HG/T 2806-2009 Stainless steel pressure vessel manufacturing management guidelines for austenitic stainless steel HG/T 3178-2023 Urea high-pressure equipment corrosion-resistant stainless steel pipe welding process qualification and welding technician skill evaluation HG/T 3178-2002 Urea high-pressure equipment corrosion-resistant stainless steel tube-to-plate welding process qualification and welding technician skill evaluation HG/T 3179-2023 Urea high-pressure equipment welding process qualification and welder skill evaluation HG/T 3180-2023 Urea high-pressure equipment lining plate and internal parts welding process qualification and welder skill evaluation HG/T 3172-2002 Urea high-pressure equipment manufacturing inspection methods - Sample preparation for testing the tendency of intergranular corrosion of ultra-low carbon chromium-nickel-molybdenum austenitic stainless steel with urea grade HG/T 3173-2002 Urea high-pressure equipment manufacturing inspection methods and test method for intergranular corrosion tendency of urea grade ultra-low carbon chromium-nickel-molybdenum austenitic stainless steel HG/T 3174-2002 Urea high-pressure equipment manufacturing inspection methods; Selection of Cr-Ni-Mo low-carbon austenitic stainless steel for urea grade; selective corrosion inspection and metallographic examination HG/T 3175-2002 Urea high-pressure equipment manufacturing inspection methods, ultrasonic detection of automatic stacking layer of stainless steel belt-fed welding HG/T 3176-2002 Urea high-pressure equipment manufacturing inspection methods and method for ammonia leakage test of urea high-pressure equipment HG/T 2806-1996 HG/T 3180-2002 Welding procedure qualification and welder performance qualification of cladding and internal for high pressure urea equipments JB/T 4744-2000 Mechanical property tests of product welded test coupons for steel pressure vessels HG/T 3179-2002 Surfacing procedure qualification and welder performance qualification for high pressure urea equipment JB/T 4711-2003 Coating and packing for pressure vessels transport JB/T 4730.3-2005 Nondestructive testing of pressure equipments—Part 3:Ultrasonic testing JB/T 4730.4-2005 Nondestructive testing of pressure equipments—Part 4:Magnetic particle testing JB/T 4730.5-2005 Nondestructive testing of pressure equipments—Part 5:Penetrant testing JB/T 4730.6-2005 Nondestructive testing of pressure equipments—Part 6:Eddy current testing GB/T 14976-2025 Seamless stainless steel pipes for fluid transport GB/Z 150-2025 Guide for magnetizing behaviour of permanent magnets GB/T 151-2026 Heat exchangers GB/Z 151-2026 Fire prevention measures on converters for high-voltage direct current(HVDC)systems,static var compensators(SVC)and flexible AC transmission systems(FACTS)and their valve halls

荷兰stamicarbon标准