Product Name: ASME B16.5 Weld Neck Flanges
Type: Weld Neck Flange (WN)
Standard: ASME B16.5
Material: ASTM A105
Size: 10 Inch
Pressure Rating: Class 150 LB
Facing: Raised Face (RF)
Compliance: NACE MR0175 / ISO 15156 (Available)
Keywords: ASTM A105 Flange, ASME B16.5 Flange, Class 150 Flange, Raised Face Flange, NACE MR0175 Flange, Carbon Steel Flange

Source: https://www.landee.cn/asme-b16-5-weld-neck-flanges-astm-a105-10-inch-150-lb-rf.html