This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of vapor phase rust inhibitors. This standard applies to vapor phase rust inhibitors (powders and tablets) for sealing and rust prevention of metal materials and products in sealed packaging systems. JB/T 6071-1992 Technical conditions for vapor phase rust inhibitors JB/T6071-1992 Standard download decompression password: www.bzxz.net
This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of vapor phase rust inhibitors. This standard applies to vapor phase rust inhibitors (powders and tablets) for sealing and rust prevention of metal materials and products in sealed packaging systems.
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Mechanical Industry Standard of the People's Republic of China JB/T6071--92 Gas Phase Rust Inhibitor Published on May 5, 1992 Technical Conditions Implementation on July 1, 1993 Published by the Ministry of Machinery and Electronics Industry of the People's Republic of China Mechanical Industry Standard of the People's Republic of China Gas Phase Rust Inhibitor Subject Content and Scope of Application Technical Conditions JB/T6071\u201492 This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of vapor phase rust inhibitors. This standard applies to vapor phase rust inhibitors (powders and tablets) used for sealing and rust prevention of metal materials and products in sealed packaging systems. Reference standards GB619 GB2361 JB4051.1 JB4051.2 3 Product classification Sampling and acceptance rules Wet heat test method for rust-proof grease Technical conditions for vapor phase rust preventive paper Test method for vapor phase rust preventive paper The types of vapor phase rust inhibitors shall be specified in Table 1. Table 1 Types of vapor phase rust inhibitors 4 Technical requirements Scope of application Applicable to steel and non-ferrous metals Applicable only to steel 4.1 The test requirements for vapor phase rust inhibitors shall comply with the provisions of Table 2. Induction period h < 20 < 20 4.2 For nonferrous metals other than brass and aluminum, products with coatings or other surface treatments, the test items specified in Table 2 can be carried out. The technical indicators can be determined by negotiation between the supply and demand parties. Table 2 Gas phase anti-rust performance indicators Gas phase anti-rust screening test Steel, Brass 7 cycles qualifiedbzxz.net Steel.Brass 7 cycles qualified 7 cycles qualified 7 cycles qualified Approved by the Ministry of Machinery and Electronics Industry on May 5, 1992Dynamic contact mixed heat test Steel, brass 7 cycles qualified Aluminum 3 cycles qualified Steel, brass 7 cycles qualified Aluminum "3 cycles qualified 7 cycles qualified 7 cycles qualified Gas phase corrosion inhibition ability test|| tt||(VIA) Qualified Qualified Qualified Qualified 1993-07-01Implementation JB/T6071--92 4.3 The vapor phase rust inhibitor should be mixed evenly and have a uniform color. The powder should not clump and the tablets should not be damaged. 4.4 Under normal conditions of use, the vapor phase rust inhibitor should be harmless to the human body. 5 Test method||t t||5.1 Preparation of test pieces According to the provisions of Chapter 1 of JB4051.2. 5.2 Vapour phase rust prevention screening test method 5.2.1 Vapour phase rust prevention screening test method is used to check the non-contact protection ability of vapour phase rust prevention agents against different metals under high temperature and high humidity conditions. 5.2.2 Instruments and materials 5.2.2.1 Electric heating thermostat; 5.2.2. 2 Conical flask: 250mL; 5.2.2.3 5.2.2.4 5.2.2.5 Test piece: 50mm\u00d725mm\u00d73~5mm, three pieces each of 45 steel and H62 yellow steel; Rubber stopper: No. 6~7 with stainless steel hook; Absorbent gauze. 5.2.3 Reagents and solutions 5.2.3.1|| tt||5.2.3.2 5.2.3.3 Distilled water; Aviation washing gas; Anhydrous ethanol (chemically pure) 5.2.4 Test conditions 5.2.4.1 Temperature: 50\u00b11\u2103; 5.2.4.2 Relative humidity: \u226595%. 5.2.5 Test operation Test equipment As shown in Figure 1. The test was carried out in a 250mL conical flask. The conical flask was covered with a rubber stopper, and a 50mm\u00d725mm\u00d73~5mm test piece was hung in the center of the lower end of the stopper. There was a small gauze bag about 10~15mm away from the lower end of the test piece, which contained 1g of gas phase rust inhibitor (powder, tablet). Figure 1 Gas phase rust inhibitor identification test device 1--Rubber stopper: :3-Test piece; 2- - stainless steel hook; 4- bag of gas phase rust inhibitor; 5- conical flask; 6- steamed filling water. During the test, wash and dry the bottle first, hang the bag of gas phase rust inhibitor, plug the rubber stopper, put it in a 50\u00b11\u2103 oven for 2 hours, take it out, quickly hang the test piece treated according to 5.1 on the rubber stopper, cover the rubber stopper, record the number, and then put it in a 50\u00b11\u2103 oven for 2 hours. At the same time, do a blank control test. After that, open the stopper again, and use a pipette to inject 15mL of distilled water. Then cover the stopper. Move the bottle to a 50\u00b11\u2103 constant temperature box to start the test, and record the start time of the test. This test is heated for 8 hours a day, stopped for 16 hours, and 24 hours is a cycle. Check once a day, observe the rust of the test piece, and record the time when the rust occurs. Or wash it after the specified test time, check the rust and rate it. JB/T6071\u201492 5.2.6 The conical flask and rubber stopper used in this experiment should be cleaned with tap water, hot soapy water or alkaline water, tap water and distilled water in turn, and then used after drying. 5.3 Wet heat test 5.3.1 This method is to check the rust prevention ability of the vapor phase rust inhibitor when it contacts the metal under simulated high temperature and high mixing conditions. 5.3.2 Apparatus and materials Wet heat test chamber shall comply with the requirements of GB2361; 5.3.2.1 Polyethylene film bag: 70mm\u00d770mm (inner dimensions), film thickness 0.05\u00b10.01mm; 5.3.2.2 5.3.2.3 Nylon wire or plastic wire; 5.3.2.4 Stainless steel wire hook 2mm; 5.3.2.5 Test piece: 50mm\u00d750mm\u00d73~5mm, three pieces each of 45 steel, H62 brass and Ly12 aluminum 5.3. 3 Reagents and solutions Distilled water; 5.3.3.1 5.3.3.2 Aviation washing gas; 5.3.3.3 Anhydrous ethanol (chemically pure) 5.3.4 Test conditions Temperature: 49\u00b11\u2103; 5.3.4.1 5.3.4.2 Relative humidity: 95%; 5.3.4.3 Air flow: 3 times the volume of the chamber/h; 5.3.4.4 Rotation of specimen rack: 1/3r/min. 5.3.5 Test operation 5.3.5.1 Place the test piece prepared in accordance with 5.1 in a polyethylene film bag containing 0.1g of vapor phase rust inhibitor powder or 1 vapor phase rust inhibitor sheet, tie it with nylon thread or weld it, and then tie it with nylon thread in a cross shape. Note the test piece number, hang the test piece on the rotating rack of the wet heat box with a stainless steel wire hook, start the test equipment and record the start time. 5.3.5.2 The wet heat test is operated for 8 hours every day, then stopped for 16 hours, and 24 hours is a cycle. After the specified cycle, it is cleaned with anhydrous ethanol and blown dry, and the results are checked. 5.4 Vapor phase corrosion inhibition ability test 5.4.1 This method is to evaluate the vapor phase rust inhibition ability of vapor phase rust inhibitors within a specified time under simulated normal temperature and condensation conditions. 5.4.2 Apparatus and materials 5.4.2.1 1000mL wide-mouth bottle; 5.4.2.2 Aluminum tube \u03a616mm\u00d71.5mm\u00d7110mm;5.4.2.3 Rubber stoppers No. 9 and No. 13; 5.4.2.4 Rubber tube; 5.4.2.5 45 steel concave test piece \u03a616mm\u00d713mm, inner hole \u03a610mm\u00d710mm;5.4.2.6 Evaporating blood \u03a640\u00b12mm 5.4.3 Reagents and solutions 5.4.3.1 Glycerol-water solution (35Wt%): prepared with chemically pure glycerol. 5.4.3.2 Aviation washing gasoline; 5.4.3.3 Anhydrous ethanol (chemically pure); 5.4.3.4 Steaming water. 5.4.4 Test operation 5.4.4.1 Test according to 5.1. Place the test surface of the treated test piece on a clean filter paper, press the concave surface of the test piece into a No. 9 rubber stopper, and the exposed part should not exceed 3mm. After pressing, wipe the test surface of the test piece with absorbent cotton or gauze soaked in anhydrous ethanol and blow dry with hot air. 5.4.4.2 Pour 10mL of glycerol aqueous solution (35W%) into the bottom of the wide-mouth bottle and adjust the relative humidity to 90%. The device is shown in Figure 3b. 5.4.4.3 For the vapor phase rust inhibitor used for spraying, grind it in a dry mortar, take 0.1g and put it in the glass container of the sprayer, use the sprayer (as shown in Figure 2) to spray about 0.05g of the vapor phase rust inhibitor from the glass tube 3 of Figure 3b, and then seal the glass tube 3 with tape. Then measure the amount of the sprayed vapor phase rust inhibitor. 5.4.4.4 For the vapor phase rust inhibitor not used for spraying, according to the device of Figure 3c, evenly spread 0.05g of the vapor phase rust inhibitor or 1 tablet (0.5g) of the vapor phase rust inhibitor in the device with a diameter of 40\u00b12mm. Pour 10mL of glycerol aqueous solution (35W%) into the bottom of the wide-mouth bottle. 5.4.4.5 Place the test device at 20\u00b12\u2103, and after 1 hour of H-type vapor phase rust inhibitor and 20 hours of L-type vapor phase rust inhibitor, fill the aluminum tube with ice water at a temperature of 2.0\u00b10.5\u2103, and then keep it at 20\u00b12\u2103 for 3 hours before pouring it out. Wipe the sample with absorbent cotton soaked in anhydrous ethanol, and check it immediately after drying. If there is no rust, it is qualified. At the same time, carry out a blank test. If the blank test piece is not rusted, the test shall be repeated. 5.4.4.6 The cleaning method of this test device shall be in accordance with the provisions of Article 5.2.6. The test device for gas phase corrosion inhibition ability is shown in Figure 3. Figure 2 Sprayer 1-Rubber ball for air blowing; 2--Glass tube with inner diameter 3mm;: 3-Rubber stopper 6*; 4-Glass container b Test device for gas phase rust prevention ability Partial enlarged view of test piece Figure 3 Test device for gas phase rust prevention ability (simple method) 1-Aluminum tube; 2 Rubber stopper: 3-Glass tube: 4 Rubber stopper; 5 Rubber tube; 6-Test piece (45 steel): 7-1000mL wide-mouth bottle: 8\u2014Glycerol aqueous solution (35W%): 9 Gas phase rust inhibitor 4 5.5 Evaluation of test results According to the provisions of Chapter 4 of JB4051.1, 6 Inspection rules According to the provisions of GB619 7 Marking, packaging, transportation, storage JB/T6071\u201492 7.1 Each packaging unit of gas phase rust inhibitor should be clearly marked with the manufacturer's name, product name, type, net weight, production date and batch number, etc., and accompanied by a product manual. 2 Gas phase rust inhibitor should be packaged in iron drums lined with polyethylene film bags or brown glass bottles. External packaging should be corrugated boxes or wooden boxes. 7.2 7.3 The outer packaging box of vapor phase rust inhibitor should be marked with "Handle with Care" and "Prevent Moisture". 7.4 Use clean transportation tools with canopy during transportation, and do not drop the product packaging box from a high place during handling. 5 The vapor phase rust inhibitor should be sealed and properly stored to prevent the influence of rain, snow, acid, alkali and other chemicals, and avoid ground moisture and direct sunlight. Under the storage conditions that meet the above requirements, the anti-rust performance should still meet the requirements of this standard within one year from the date of production. If the storage and transportation are not properly If the product undergoes qualitative change or quality degradation due to non-compliance with the requirements, the relevant parties shall be responsible. 7.6 Vapor phase rust inhibitors should be used as soon as they are taken. If the agent cannot be used up at one time, it should be resealed and stored. Additional notes: This standard was proposed and coordinated by the Wuhan Materials Protection Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Wuhan Materials Protection Research Institute. The main drafters of this standard are Zhao Qingling, Liu Yiwu, Li Hanchun and Han Jin. Mechanical Industry Standard of the People's Republic of China Technical Conditions for Vapor Phase Rust Inhibitors JB/T 6071\u201492 Published by the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry Printed by the Mechanical Standardization Research Institute of the Ministry of Machinery and Electronics Industry (PO Box 8144, Beijing Postal Code 100081) Copyright reserved. No reproduction allowed Format 880\u00d712301/16 6 Printing sheets 1/2 Number 10000 First edition in September 1992 First printing in September 1992 ) Price 1.20 yuan Print number 00.001\u2014700 Number 0635 1/ar 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.