Standard tal-ħanek:

Standard nazzjonali GB/T9115-2000, STANDARD tal-Ministeru tal-Makkinarju JB82-94, standard tal-Ministeru tal-Industrija Kimika HG20595-97HG20617-97, standard tal-Ministeru tal-Enerġija Elettrika GD0508 ~ 0509, standard Amerikan ASME/ANSI B16.5/KS, standard Ġappuniż (5K, 10K, 16K, 20K), DIN standard Ġermaniż.

Flanġijietjistgħu jiġu kklassifikati f'diversi modi:
1. Skond il-mod ta 'l-ipproċessar, skond il-materjal tal-prodott, skond l-istandard tal-produzzjoni, skond il-mod ta' konnessjoni, skond l-ispeċifikazzjonijiet tal-prodott, eċċ Ċirkostanzi speċifiċi klassifikazzjoni speċifika.
2. Materjal tal-ħanek: 20#, A105, Q235A, 12Cr1MoV, 16MnR, 15CrMo, 18-8, 321, 304, 304L, 316, 316L, eċċ.

Serje Standard Amerikan：

Standard nru. Klassi tal-pressjoni tal-firxa tad-dijametru

ANSI B 16.5(88)1/2"-24"Klassi 150、300、600、900、1500、2500
ANSI B 16.47(90)26"-60"Klassi 150、300、600、900
ASME B 16.5(96)1/2"-24"Klassi 150、300、600、900、1500、2500
ISO7005-1(92)1/2"-24"PN2.0 5.0 11.0 15.0 26.0 42.0
BS4504-3.1(89)1/2"-24"Klassi 150、300、600、900、1500、2500
JPI 7S-15-931/2"-24"Klassi 150、300、600、900、1500、2500
NF E29-2031/2"-24"PN2.0 5.0 11.0 15.0 26.0 42.0
API605-8126"-60"Klassi 150、300、600
ASME B 16.36(96)1"-24"Klassi 300、400、600、900、1500、2500

Serje Standard Ġermaniż：

Standard nru. Klassi tal-pressjoni tal-firxa tad-dijametru

DIN 2630 WNDN1200-DN24001 Bar
DIN 2631 WNDN10-DN36006 Bar
DIN 2632 WNDN200-DN300010 Bar
DIN 2633 WNDN10-DN200016 Bar
DIN 2634 WNDN200-DN100025 Bar
DIN 2635 WNDN10-DN50040 Bar
DIN 2636 WNDN10-DN40064 Bar
DIN 2637 WNDN10-DN350100 Bar
DIN 2638 WNDN10-DN300160 Bar
DIN 2573 PLDN10-DN5006 Bar
DIN 2576 PLDN10-DN50010 Bar
DIN 2527 PLDN10-DN5006 10 16 25 40 Bar
DIN 2501 WNDN15-DN50010 16 25 40 63 100 160 250 320 400 Bar
DIN 2566 THDN15-DN50010 16 Bar
DIN 2655 PLDN15-DN5000.25 0.6 1.0 1.6 2.5 4.0 Bar
DIN 2656 PLDN15-DN5000.25 0.6 1.0 1.6 2.5 4.0 Bar

Serje Standard Ġappuniż：

Standard nru. Klassi tal-pressjoni tal-firxa tad-dijametru

JIS B 2220 PLDN10-DN4005K
JIS B 2220 SODN450-DN10005K
JIS B 2220 PLDN10-DN22510K
JIS 2220 SODN250-DN100010K
JIS 2220 SODN10-DN120016K 20K 30K
JIS 2220 WNDN15-DN40030K

Serje Standard Nazzjonali：

Standard nru. Klassi tal-pressjoni tal-firxa tad-dijametru

GB/T 9112-9113.4-2000DN10-DN2000PN 0.25 0.6 1.0 2.5 4.0 6.3 10.0 16.0 Mpa
JB/T 74-86.2-94DN10-DN1600PN 0.25 0.6 1.0 2.5 4.0 6.3 10.0 16.0 20.0 Mpa
HG 20592-20626-97DN10-DN2000PN 0.25 0.6 1.0 2.0 2.5 4.0 5.0 6.3 10.0 11.0
15.016.0 25.0 26.0 42.0 Mpa
SH 3406-96DN10-DN1500PN 1.0 2.0 5.0 6.8 10.0 15.0 25.0 42.0 Mpa
GB/T 17241.1-17241.7DN10-DN4000PN 0.25 0.6 1.0 1.6 2.0 2.5 4.0 5.0 Mpa
GB/T 15530.1-15530.8DN10-DN1800PN 0.6 1.0 1.6 2.0 2.5 4.0 5.0 Mpa

Serje Ministeru tal-Enerġija：

Standard nru. Klassi tal-pressjoni tal-firxa tad-dijametru

D-GD86-0510-0537DN15-DN2000PN 0.25 0.6 1.0 1.6 2.5 4.0 6.4 10.0 Mpa
DG0511-0541DN15-DN1000PN 0.25 0.6 1.0 1.6 2.5 4.0 6.4 10.0 20.0 32.0 Mpa

Serje ta' Reċipjenti ta' Pressjoni:

Standard nru. Klassi tal-pressjoni tal-firxa tad-dijametru

B/T 4701-2000(A) DN300-DN2000PN 0.25 0.6 1.0 1.6 10.0 Mpa
JB/T 4702-2000(B) DN300-DN3000PN 0.25 0.6 1.0 1.6 2.5 4.0 Mpa
JB/T 4703-2000 (għonq twil) DN300-DN2000PN 0.6 1.0 1.6 2.5 4.0 6.4mpa

Serje tat-Tbaħħir：

Standard nru. Klassi tal-pressjoni tal-firxa tad-dijametru

GB573-581-76DN20-DN500PN 0.6 1.0 1.6 2.5 4.0 6.4 Mpa
GB2506-2507-89DN10-DN2000PN 0.25 0.6 1.0 1.6 2.5 Mpa
GB4450-84DN20-DN500PN 0.6 1.0 1.6 Mpa
GB10746-10749-89DN10-DN600PN 0.6 1.0 1.6 2.5 4.0 6.4 Mpa