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Standard Classification Of Stainless Steel Flanges

Standard classification of stainless steel flanges:

Specifications: 1/2 [80] (DN10-DN5000)

Pressure grade: 0.25Mpa ~ 250Mpa (150Lb to 2500Lb)

Common standard:

GB: GB9112-88 (GB9113, 1-88 ~ GB9123 = 36-88)

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

Daily bid: 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)

Italy standards: UNI2276, 2277, 2278, 6083, 6084, 6088, 6089, 2299, 2280, 2281,, 2282, 2283 (PL, SO, WN, BL, TH)

British Standard: BS45044506

Ministry of chemical industry standards: HG5010-52 ~ HG5028-58, HGJ44-91 to HGJ65-91

HG20592-97 (HG20593-97 to HG20614-97)

HG20615-97 (HG20616-97 to HG20635-97)

Mechanical department standard: JB81-59 ~ JB86-59, JB/T79-94 ~ JB/T86-94

Pressure vessel standard: JB1157-82 ~ JB1160-82, JB4700-2000 to JB4707-2000

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 and so on