China Wholesale Steel Flanges Pricelist – Forged Blind Flange – C. Z. IT Detail:
SPECIFICATION
Product Name | Blind flange |
Size | 1/2″-250″ |
Pressure | 150#-2500#,PN0.6-PN400,5K-40K,API 2000-15000 |
Standard | ANSI B16.5,EN1092-1, SABA1123, JIS B2220, DIN, GOST,UNI,AS2129, API 6A, etc. |
Wall thickness | SCH5S, SCH10S, SCH10, SCH40S,STD, XS, XXS, SCH20,SCH30,SCH40, SCH60, SCH80, SCH160, XXS and etc. |
Material | Stainless steel: A182F304/304L, A182 F316/316L, A182F321, A182F310S, A182F347H, A182F316Ti, 317/317L, 904L, 1.4301, 1.4307, 1.4401, 1.4571,1.4541, 254Mo and etc. |
Carbon steel: A105, A350LF2, S235Jr, S275Jr, St37, St45.8, A42CP, A48CP, E24 , A515 Gr60, A515 Gr 70 etc. | |
Duplex stainless steel: UNS31803, SAF2205, UNS32205, UNS31500, UNS32750 , UNS32760, 1.4462,1.4410,1.4501 and etc. | |
Pipeline steel: A694 F42, A694F52, A694 F60, A694 F65, A694 F70, A694 F80 etc. | |
Nickel alloy: inconel600, inconel625, inconel690, incoloy800, incoloy 825, incoloy 800H,C22, C-276, Monel400, Alloy20 etc. | |
Cr-Mo alloy: A182F11, A182F5, A182F22, A182F91, A182F9, 16mo3,15Crmo, etc. | |
Application | Petrochemical industry;aviation and aerospace industry;pharmaceutical industry;gas exhaust;power plant;ship building;water treatment,etc. |
Advantages | ready stock,faster delivery time;available in all sizes,customized;high quality |
DIMENSION STANDARDS
PRODUCTS DETAIL SHOW
1. Face
Can be raised face(RF), full face(FF), Ring joint(RTJ) , Groove, Tongue, or customized.
2.Seal face
smooth face, waterlines, serrated finished
3.CNC fine finished
Face finish: The finish on the face of flange is measured as an Arithmetical Average Roughness Height(AARH). The finish is determined by the standard used. For example, ANSI B16.5 specifies face finishes within a range 125AARH-500AARH(3.2Ra to 12.5Ra). Other finishes are available on requst, for example 1.6 Ra max,1.6/3.2 Ra, 3.2/6.3Ra or 6.3/12.5Ra. The range 3.2/6.3Ra is most common.
MARKING AND PACKING
• Each layer use plastic film to protect the surface
• For all stainless steel are packed by plywood case. For bigger size carbon flange are packed by plywood pallet. Or can be customized packing.
• Shipping mark can make on request
• Markings on products can be carved or printed. OEM is accepted.
INSPECTION
• UT test
• PT test
• MT test
• Dimension test
Before delivery, our QC team will arrange NDT test and dimension inspection.Also accept TPI(third party inspection).
PRODUCTION PROCESS
1. Choose Genuine raw material | 2. Cut raw material | 3. Pre-heating |
4. Forging | 5. Heat treatment | 6. Rough Machining |
7. Drilling | 8. Fine maching | 9. Marking |
10. Inspection | 11. Packing | 12. Delivery |
COOPERATION CASE
This order is for Malaysia stockist. After receiving the goods, client gave us FIVE STAR favourable comments. While as his advising, we already improved our painting job.
Product detail pictures:



Related Product Guide:
What are duplex stainless steel applications?
We have a professional, efficiency team to provide quality service for our customer. We always follow the tenet of customer-oriented, details-focused for China Wholesale Steel Flanges Pricelist – Forged Blind Flange – C. Z. IT, The product will supply to all over the world, such as: Florence, Durban, belarus, Custom orders are acceptable with different quality grade and customer's especial design. We are looking forward to establish the good and successful cooperation in business with long terms from the customers of all over the world.

The sales person is professional and responsible, warm and polite, we had a pleasant conversation and no language barriers on communication.
