NPS 1/2
| Class | 150 | 300 | 400 | 600 | 900 | 1500 | 2500 |
| Diameter - D | 90 | 95 | 95 | 95 | 120 | 120 | 135 |
| Height - B | 9.6 | 12.7 | 14.3 | 14.3 | 22.3 | 22.3 | 30.2 |
| 11.2 | 14.3 | 20.7 | 20.7 | 28.7 | 28.7 | 36.6 | |
| Diameter - G | 35.1 | 35.1 | 35.1 | 35.1 | 35.1 | 35.1 | 35.1 |
| Diameter - K | 60.3 | 66.7 | 66.7 | 66.7 | 82.6 | 82.6 | 88.9 |
| Bolt Holes | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Diameter - L | 15.9 | 15.9 | 15.9 | 15.9 | 22.2 | 22.2 | 22.2 |
| Stud Bolts Diameter x Length | |||||||
| Diameter (in) | 1/2 | 1/2 | 1/2 | 1/2 | 3/4 | 3/4 | 3/4 |
| Length (mm) | 55 | 65 | 75 | 75 | 110 | 110 | 120 |
| NPS | 1/2 | 3/4 | 1 | 1¼ | 1½ | 2 | 2½ | 3 | 3½ | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | NPS |
Dimensional Tolerances of Blind Flanges ASME B16.5
| Outside Diameter ≤ 24 = 1.6 mm | > 24 = ± 3.2 mm | Inside Diameter not applicable |
| Diameter of Contact Face 1.6 mm Raised Face = ± 0.8 mm 6.35 mm Raised Face, Tongue & Groove / Male-Female = ± 0.4 mm | Outside Diameter of Hub ≤ 12 = + 2.4 mm / - 1.6 mm | ≥ 14 = ± 3.2 mm |
| Diameter of Counterbore not applicable | Drilling Bolt Circle = 1.6 mm | Bolt Hole Spacing = ± 0.8 mm Eccentricity of Bolt Circle with Respect to Facing ≤ 2½ = 0.8 mm max. | ≥ 3 = 1.6 mm max. |
| Thickness ≤ 18 = + 3.2 mm / - 0 | ≥ 20 = + 4.8 mm / - 0 | Length thru Hub ≤ 18 = + 3.2 mm / - 0.8 mm | ≥ 20 = + 4.8 mm / - 1.6 mm |
Notes
1. Dimensions are in millimeters unless otherwise indicated.
2. The length of the stud bolt does not include the height of the chamfers (points).
1. Dimensions are in millimeters unless otherwise indicated.
2. The length of the stud bolt does not include the height of the chamfers (points).
| Size | DN150 6" CLASS 300 |
| Standard | ASME B 16.5 |
| Material | A234 WPB,A234 WP1,A234 WP5,A234 WP11,A234 WP12,A234 WP22,A234 WP91,WB36,A420 WPL3,A420 WPL6,A350 LF2,A350 LF3,A105,A515 GR.60,A515 GR.70,A516 GR.60,A516 GR.70,MSS SP75 WPHY42/46/52/56/60/65/70/80,A860 WPHY42/46/52/56/60/65/70/80,A694 F42/46/52/56/60/65/70/80 ,20#,16Mn,Cr5Mo,12Cr1MoV,15CrMo ST37.0,ST35.8,ST45.8,S235JR,P235GH ASTM A106 GR.A,ASTM A106 GR.B,ASTM A53 GR.B API 5L GR.B,API 5L X42/46/52/56/60/65/70/80, A182 F304/F304L/F316/F316L/F321/F347 A403 WP304/WP316/WP321/WP347 |
| country of origin | China |
| Brand | GEE |
| technics | heat treatment |
| connect | welding |
| qualification | ISO9001/API/CE/BV/ABS/The famous trademark of china |
| Advantages | 1) High quality and competitive price 2) Direct Manufacture 3) OEM offerd 4) Reliable supplier and good after-sales service 5)delivery in time. 6) year-round supply 7)Large orders will enjoy a discount |
| Surface Treatment | black rust-proof oil,transparent oil,hot galvanizing or as customer's special requirem |
| Application ranges | Petroleum, power, gas, metallurgy, smelting, foodstuff, papermaking, chemical,medical equipment, aviation, boiler heat exchangerand other fields. |
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