Safon flange:

Safon Genedlaethol GB/T9115-2000, Safon y Weinyddiaeth Peiriannau JB82-94, Safon y Diwydiant Cemegol HG20595-97HG20617-97, Safon Pŵer Trydan GD0508 ~ 0509, Safon America ASME/ANSI B16.5, Safon Jis/KS Jisane (5k, 10k, 16k, 20k), Din safonol yr Almaen.

Flangesgellir ei ddosbarthu mewn amryw o ffyrdd:
1. Yn ôl y dull prosesu, yn ôl y deunydd cynnyrch, yn ôl y safon gynhyrchu, yn ôl y modd cysylltu, yn ôl manylebau'r cynnyrch, ac ati. Amgylchiadau penodol Dosbarthiad penodol.
2. Deunydd fflans: 20#, a105, q235a, 12cr1mov, 16mnr, 15crmo, 18-8, 321, 304, 304l, 316, 316l, ac ati.

Cyfres Safon America：

Safon Rhif. Dosbarth pwysau amrediad diamedr

ANSI B 16.5 (88) 1/2 "-24" Dosbarth 150、300、600、900、1500、2500
ANSI B 16.47 (90) 26 "-60" Dosbarth 150、300、600、900
ASME B 16.5 (96) 1/2 "-24" Dosbarth 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" Dosbarth 150、300、600、900、1500、2500
JPI 7S-15-931/2 "-24" Dosbarth 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" Dosbarth 150、300、600
ASME B 16.36 (96) 1 "-24" Dosbarth 300、400、600、900、1500、2500

Cyfres safonol yr Almaen：

Safon Rhif. Dosbarth pwysau amrediad diamedr

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

Cyfres Safonol Japaneaidd：

Safon Rhif. Dosbarth pwysau amrediad diamedr

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

Cyfres Safon Genedlaethol：

Safon Rhif. Dosbarth pwysau amrediad diamedr

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

Cyfres Gweinidogaeth Pwer：

Safon Rhif. Dosbarth pwysau amrediad diamedr

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

Cyfres Llongau Pwysau ：

Safon Rhif. Dosbarth pwysau amrediad diamedr

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 (gwddf hir) DN300-DN2000PN 0.6 1.0 1.6 2.5 4.0 6.4MPA

Cyfres Llongau：

Safon Rhif. Dosbarth pwysau amrediad diamedr

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