Active Member
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[China]
Address: Room 1703, 17th Floor, Building 5, Jinyin Modern City, Guangdian South Road, Jinshui District, Zhengzhou City, Henan Province, China.
Contact name:Vicky
Zhengzhou Huitong Pipeline Equipment Co.,Ltd. |
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304L Duplex Stainless Steel Blind Flanges Smooth Surface 2500# 1/2"-24" B16.5
1. Flange Specification:
| Size in Inch | Size in mm | Outer Dia. | Flange Thick. | RF Dia. | RF Height | PCD | No of Bolts | Bolt Size UNC | RF Stud Length | Hole Size | ISO Stud Size | Weight in kg |
| A | B | C | D | E | ||||||||
| 1/2 | 15 | 135 | 30.2 | 34.9 | 7 | 88.9 | 4 | 3/4 | 120 | 7/8 | M20 | 3.2 |
| 3/4 | 20 | 140 | 31.8 | 42.9 | 7 | 95.2 | 4 | 3/4 | 125 | 7/8 | M20 | 3.7 |
| 1 | 25 | 160 | 35 | 50.8 | 7 | 108 | 4 | 7/8 | 140 | 1 | M24 | 5 |
| 1 1/4 | 32 | 185 | 38.1 | 63.5 | 7 | 130.2 | 4 | 1 | 150 | 1 1/8 | M27 | 7.8 |
| 1 1/2 | 40 | 205 | 44.5 | 73 | 7 | 146 | 4 | 1 1/8 | 170 | 1 1/4 | M30 | 10.5 |
| 2 | 50 | 235 | 50.9 | 92.1 | 7 | 171.4 | 8 | 1 | 180 | 1 1/8 | M27 | 18 |
| 2 1/2 | 65 | 265 | 57.2 | 104.8 | 7 | 196.8 | 8 | 1 1/8 | 195 | 1 1/4 | M30 | 25.5 |
| 3 | 80 | 305 | 66.7 | 127 | 7 | 228.6 | 8 | 1 1/4 | 220 | 1 3/8 | M33 | 39 |
| 4 | 100 | 355 | 76.2 | 157.2 | 7 | 273 | 8 | 1 1/2 | 255 | 1 5/8 | M39 | 61.5 |
| 5 | 125 | 420 | 92.1 | 185.7 | 7 | 323.8 | 8 | 1 3/4 | 300 | 1 7/8 | M45 | 102 |
| 6 | 150 | 485 | 108 | 215.9 | 7 | 368.3 | 8 | 2 | 345 | 2 1/8 | M52 | 157 |
| 8 | 200 | 550 | 127 | 269.9 | 7 | 438.2 | 12 | 2 | 380 | 2 1/8 | M52 | 241 |
| 10 | 250 | 675 | 165.1 | 323.8 | 7 | 539.8 | 12 | 2 1/2 | 490 | 2 5/8 | M64 | 470 |
| 12 | 300 | 760 | 184.2 | 381 | 7 | 619.1 | 12 | 2 3/4 | 540 | 2 7/8 | M72 | 575 |
2.304L Stainless Steel escription
Alloys 304L exhibits excellent corrosion resistance and has a high ease of fabrication, outstanding formability.
The austenitic stainless steels are also considered to be the most weldable of the high-alloy steels and can be welded
by all fusion and resistance welding processes.
Alloy 304L Stainless Steel is used in a wide variety of home and commercial applications, including:
3.304L Stainless Steel BLIND Flange Packaging
304L Stainless Steel BLIND Flanges are widely used in various industries including petrochemical, oil and
gas, power generation, bulk liquid transportation, chemicals, pharmaceuticals, pulp and paper
manufacturing, textiles and others. All our 304L Stainless Steel BLIND Flanges are manufactured in
accordance with international standards. 304L Stainless Steel BLIND Flanges are packaged to ensure that
there is no damage during transit. In case of exports, standard export packaging is done in wooden cases.
All 304L Stainless Steel BLIND Flanges are marked with Grade, Lot No, Size, Degree and our trade mark. On
special requests we can also, make custom marking on 304L Stainless Steel BLIND Flanges.
4.Delivery:
Port:
Tianjin/Shanghai/Ningbo
Lead Time :
| Quantity(Pieces) | 1 - 100 | >100 |
| Est. Time(days) | 15-30 | To be negotiated |
5.Documentation
• Commercial Invoice which includes HS Code
• Packing List including net weight and gross weight, number of
boxes, Marks and Numbers
• Certificate of Origin legalized/attested by Chamber of Commerce
or Embassy
• Fumigation Certificates
• Raw Material Test Reports
• Material Traceability Records
• Quality Assurance Plan (QAP)
• Heat Treatment Charts
• Test Certificates certifying NACE MR0103, NACE MR0175
• Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204
3.2
• Guarantee Letter
• NABL approved Laboratory Test Reports
• Welding Procedure Specification/Procedure Qualification Record,
WPS/PQR
• Form A for the purposes of the Generalized System of Preferences
(GSP)
