Contact Us
- No.51 Xinping Street, Ganjingzi District, Dalian, China
- sales@dljierui.com
- +86-411-86306776
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18/Apr
2021
Flange applicable scope
Because the flange has good comprehensive performance, it is widely used in basic projects such as chemical industry, construction, water supply, drainage, petroleum, light and hea
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17/Apr
2021
Common faults of flanges
In the continuous production of modern industry, flanges are affected by factors such as medium corrosion, scouring, temperature, pressure, vibration, etc., and leakage problems wi
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16/Apr
2021
Flange measurement standard
National standard flange (English: National standard flange) refers to the flange sheet produced according to the national standard of the People's Republic of China "GB/T
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15/Apr
2021
Flange production process die forging
The full name of die forging is model forging, which is formed by placing the heated blank in a forging die fixed on the die forging equipment. 1. The basic process of die forging
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14/Apr
2021
Flange production process
The production process is mainly divided into four types: forging, casting, cutting and rolling. (1) Cast flange and forged flange The cast flange has accurate shape and size, smal
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13/Apr
2021
Flange standard system
The international pipe flange standards mainly have two systems, namely the European pipe flange system represented by German DIN (including the former Soviet Union) and the Americ
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12/Apr
2021
Flange production standard
National standard: GB/T9112-2010 (GB9113·1-2010～GB9123·4-2010) Ministry of Chemical Industry Standards: HG5010-52～HG5028-58, HGJ44-91～HGJ65-91, HG20592-2009 series, HG20615-2009 se
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11/Apr
2021
The structure of the flange sealing cover:
316 stainless steel belt or non-metallic belt 316 ss casting 316 ss worm gear clamp Sealed groove neoprene layer (temperature. – 34.4°C to 82°C) ECH rubber gasket (temperature. – 3
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10/Apr
2021
Other types of flanges
(6) Socket welding flange (SW) Socket welding flange Socket Welding Flange Socket welding flange Socket welding flange Sealing surface form: raised surface (RF), concave-convex sur