This standard specifies the classification of cone-seal welded cone thread 90° elbow pipe fittings. JB/T 6382.4-1992 Cone-seal welded cone thread 90° elbow pipe fittings JB/T6382.4-1992 Standard download decompression password: www.bzxz.net
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Mechanical Industry Standard of the People's Republic of China Cone-seal welded cone thread 90° elbow pipe joint subject content and scope of application This standard specifies the classification of cone-seal welded cone thread 90° elbow pipe joints JB/T6382.4-92 This standard is applicable to cone-seal welded cone thread 90° elbow pipe joints in pipeline systems with oil and gas as the medium, with a nominal pressure PN≤16MPa and an operating temperature of -25~+80℃. Cited standards GB1414 GB2346 GB5865 Ordinary thread size series for pipe screw ends Hydraulic and pneumatic systems and components Nominal pressure series Lubrication systems and components Basic parameters GB/T12716 560°conical pipe thread JB/T6386Www.bzxZ.net 3Product classification Technical conditions for cone seal welded pipe joints The types and dimensions of cone seal welded cone thread 90°elbow pipe joints shall be as specified in the drawings and tables. S Approved by the Ministry of Machinery and Electronics Industry on July 14, 1992, and implemented on July 1, 1993 Outer diameter of pipe Marking method Pipe joint 3.3 Marking example: Z1 1/4 JB/T6382.4-92 JB/T6382.4 Standard No. Outer diameter of pipe, mm Product name Outer diameter of pipe D. Cone seal welded type cone thread 90° elbow pipe joint with a diameter of 20mm: Pipe joint 20JB/T6382.4 Technical conditions Technical conditions of cone seal welded type cone thread 90° elbow pipe joint shall comply with the provisions of JB/T6386. Additional Notes: This standard was proposed and managed by the Xi'an Heavy Machinery Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Xi'an Heavy Machinery Research Institute of the Ministry of Machinery and Electronics Industry. The main drafter of this standard was Zhao Hongzhang. O-ring 11.2×1.8 11.8×2.65 23.6×2.65 36.5×2.65 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.