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Material | Carbon Steel | ASTM A105, LF2, CL1 / CL2 |
16MN,20# | ||
Stainless Steel | ASTM A182, F304 / 304L, F316 / 316L,A182F317/317L,A182F310,F321,F347,316Ti | |
Alloy Steel | ASTM A182 A182 F12,F11,F22,F5,F9,F91,F51,F53,F55,F60,F44,F304H,F316H,F317H,F321H,F347H,INCONEL 600,625,825,etc. | |
Standard | ANSI B16.5 | Class 150 Flanges-Class 2500 Flanges |
DIN | 6Bar 10Bar 16Bar 25Bar 40Bar 63Bar | |
JIS | 5K Flanges-30K Flanges | |
EN1092-1 | 6Bar 10Bar 16Bar 25Bar 40Bar 63Bar 100Bar | |
Type | 1. Plate Flange 2. Flat Flange 3. Slip on Flange 4. Welding Neck Flange 5.Long Welding Neck Flange 6. Blind Flange 7. Socket Welding Flange 8. Thread Flange 9. Screwed Flange 10. Lap Joint Flange. etc. | |
Connection Type | Raised Face, Flat Face, Ring Type Joint, Lap-Joint Face, Large Male-Female, Small Male-Female, Large Tongue, Groove, Small-Tongue, Groove, etc | |
Size | 1/2"-100",SCH5S-SCH160S,XS,XXS,STD | |
Heat Treatment | Normalizing, Annealing, Quenching Tempering | |
Applications | Water works, Shipbuilding industry, Petrochemical & Gas industry, Power industry, Valve industry,and general pipes connecting projects etc. | |

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Q1: What kind of Certificates do you have ?
ISO 9001 : 2000 , API
Q2: Are you the factory or trading company ?
We are the direct manufacturer , and we have our own production line .
Q3: How long is the delivery time ?
Generally ,it is 5-10 days if the goods are in stock ,or it is 15-20 days if the goods are out stock , it’s according to the quantity .
Q4: Do you provide the samples ?
Is it free or extra? Yes , we could provide the sample for free , but you pay the freight .
Q5: Do you have the quality assurance ?
Yes , we have the strict quality inspection before delivery .


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