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PTFE-SS Cryogenic Hose suppliers china
2023-01-19 14:00
1. Sample. PTFE-SS Cryogenic Hose suppliers china tells you that the sample length of the hose is not less than 1.20 meters, and the number of samples is 3. PTFE-SS Cryogenic Hose suppliers china tells you that measure the inner diameter of the hose with a plug gauge, which is made of metal. When measuring the inner diameter of the fire hose test method, first cut the two ends of the sample evenly, and then measure the two ends with a plug gauge.
2. The inside diameter of. PTFE-SS Cryogenic Hose suppliers china tells you that use the weight per unit length to weigh the sample weight. The ratio of the weight to the length of the sample is the weight per unit length of the hose. The seepage volume is, and the test water is urban tap water. The water temperature is 15-30°C. For water seepage, connect one end of the sample to the water source and close the other end to keep the sample straight. Fill the sample with water within 2 minutes, then evenly increase the pressure to the specified working pressure within 1 minute and keep the pressure for 16 minutes.
PTFE-SS Cryogenic Hose suppliers china tells you that from the 16th minute of pressure holding, collect water with a tank for 1 minute, and the amount of water collected is the water seepage amount of the sample. During the test, tie lines or other appropriate methods shall be used on the sample to prevent seepage water beyond the test length of 1 meter from flowing into the water tank, and all seepage water within the test length shall be collected into the water tank. Otherwise, do not touch the specimen. From the 16th minute of the pressure holding, check the sample for holes. Judgment perforation is based on whether there is a water column spraying out.
Through the above introduction and analysis of the PTFE-SS Cryogenic Hose suppliers china, hope it helps you.
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Tel: 0086-15980877946(whatsapp)
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Email： sales@sondaflex.com
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