Fflans gwddf weldio

Hwynebol: Ff, rf, mf, tg, rj
Safonau:ASME, JIS, DIN, GOST, EN, BS, GB
ASEM B16.5: Haen 1 o'r WynebDn15 ~ dn600, (1\/2 '' i 24 ''), pwysau: cl150\/cl300\/cl600\/cl900\/cl1500\/cl2500
ASME B16.47NPS 26 '' i NPS60 '', Pwysau: Cyfres A: CL150\/CL300\/CL400\/CL600\/CL900\/
Cyfres B:Cl75\/cl150\/cl300\/cl400\/cl600\/cl900
JIS B2220\/KS B1503:10a i 1500a, pwysau: 5kg\/cm2\/10k\/16k\/20k\/30k
JIS B2238\/JIS B2220:10a i 3000a, pwysau: 5k\/10k\/16k\/20k\/30k\/40k
DIN2630: Dn10 i dn4000, pwysau: 2.5bar
DIN2631: Dn10 i dn3600, pwysau: 6bar
DIN2632: Dn10 i dn3000, pwysau: 10bar
DIN2633: Dn10 i dn2000, pwysau: 16bar
DIN2634: Dn10 i dn1000, pwysau: 25bar
DIN2635:DN10 i DN500, Pwysau: 40Bar
DIN2636: Dn10 i dn400, pwysau: 64bar
DIN2637: Dn10 i dn350, pwysau: 100bar
Gost 12821:Dn1 0 i dn12 0 0, pwysau: pn0.6\/pn1.0 \/\/ pn1.6\/pn2.5
En 1092-1: Dn10 i dn1200, pwysau: pn6\/pn10\/pn16\/pn25\/pn40
Cod BS4504111:Dn10 i dn4000, pwysau: pn2.5\/pn6\/pn10\/pn16\/pn25\/pn40
GB\/T9115: Dn10 i dn4000, pwysau: pn2.5\/pn6\/pn10\/pn16\/pn25\/pn40\/pn63\/pn100\/pn160\/pn250\/pn320\/pn400
AS4087 \/ AS2129:DN50 i DN1200, Pwysedd: PN16\/PN21\/PN35

Deunydd: CS, UG, SS
ASTM A105\/A105N\/ASTM A182 F1\/F5\/F9\/F11\/F22\/F91 ASTM A694 F42\/F46\/F52\/F60\/F60\/F70, ASTM A182 F304\/F304L\/F304H\/F316\/F316LF317\/F317L\/F321\/F310, F51, F55, ac ati.
Ss400\/s20c\/sus304\/sus304l\/sus316\/sus316l, 20#, 35#, 16mn, 20mnmo, 15crmo, 35crmo, 12cr1mov

Tagiau poblogaidd: Fflange Gwddf Weldio, gweithgynhyrchwyr fflans gwddf weldio Tsieina, cyflenwyr, ffatri