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Stainless steel flanges's standard classification

Views:0     Author:Site Editor     Publish Time: 2021-03-19      Origin:Site

Standard classification of stainless steel flanges 

Specification: 1/2 "~80" (DN10-DN5000)

Pressure rating: 0.25Mpa ~250Mpa (150Lb ~2500Lb)

Commonly used standards:

National standard: GB9112-88 (GB9113·1-88~GB9123·36-88)

American Standard: ANSI B16.5, ANSI 16.47 Class150, 300, 600, 900, 1500 (TH, LJ, SW)

Japanese standard: JIS 5K, 10K, 16K, 20K (PL, SO, BL)

German standard: DIN2527, 2543, 2545, 2566, 2572, 2573, 2576, 2631, 2632, 2633, 2634, 2638(PL, SO, WN, BL, TH)

Italian standards: UNI2276, 2277, 2278, 6083, 6084, 6088, 6089, 2299, 2280, 2281, 2282, 2283

(PL, SO, WN, BL, TH)

British Standard: BS4504, 4506

Ministry of Chemical Industry Standards: HG5010-52~HG5028-58, HGJ44-91~HGJ65-91

HG20592-97 (HG20593-97~HG20614-97)

HG20615-97 (HG20616-97~HG20635-97)

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Ministry of Machinery Standards: JB81-59~JB86-59, JB/T79-94~JB/T86-94

Pressure vessel standards: JB1157-82~JB1160-82, NB/T47020-2012~NB/T47027-2012

Marine flange standards: GB/T11694-94, GB/T3766-1996, GB/T11693-94, GB10746-89, GB/T4450-1995, GB/T11693-94, GB573-65, GB2506-89, CBM1012-81 , CBM1013, etc.

Flange production standard

National standard: GB/T9112-2010 (GB9113·1-2010~GB9123·4-2010)

Ministry of Chemical Industry Standards: HG5010-52~HG5028-58, HGJ44-91~HGJ65-91, HG20592-2009 series, HG20615-2009 series

Ministry of Machinery Standards: JB81-59~JB86-59, JB/T79-94~JB/T86-94, JB/T74-1994

Pressure vessel standards: JB1157-82~JB1160-82, JB4700-2000~JB4707-2000 B16.47A/B B16.39 B16.48


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