Carbon Steel Flange Plates

Standard for flat welding loose flange manufacturing
National Standard: GB/T9112-2000 (GB9113·1-2000 to GB9113·4-2000)
US Standard: ANSI B16.5 Class 150, 300, 600, 900, 1500 (WN, SO, BL, TH, LJ, SW)
Japanese Standards: JIS 5K, 10K, 16K, 20K (PL, SO, BL, WN, TH, SW)
German Standards: DIN 2573, 2572, 2631, 2576, 2632, 2633, 2543, 2634, 2545 (PL, SO, WN, BL, TH)
Chemical Industry Standards: HG5010-52 to HG5028-58, HGJ44-91 to HGJ65-91, HG20592-09 Series, HG20615-09 Series
Mechanical Industry Standards: JB81-94 to JB86-94, JB/T79-94 to JB/T86-94, JB/T74-1994
Industry Standard for Pressure Vessels: JB1157-82 to JB1160-82, JB4700-2000 to JB4707-2000, B16.47A/B, B16.39, B16.48
Flat焊接Loose Flange Pressure Class
European system standard pressure; PN1.0MPa, PN1.6MPa, PN0.25MPa, PN0.6MPa, PN2.5MPa, PN4.0MPa, PN 63, PN 100.
The Americas System Standards include: CLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500.
Common materials for flat welding loose flange.
Carbon Steel: ASTM A105, 10#, 20#, 45#, Q235A, Q345B, 16Mn, ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70
Stainless Steel: ASTM A182 F304, 304L, F316, 316L, 1Cr18Ni9Ti, 0Cr18Ni9Ti, 321, 18-8
Alloy Steel: ASTM A182 F1, F5a, F9, P91, F11, F12, F22, F91, A182F12, A182F11, 16MnR, Cr5Mo, 12Cr1MoV, 15CrMo, 12Cr2Mo1, A335P22, St45.8/Ⅲ
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