This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage requirements of stainless steel composite bottom pots. This standard applies to pots with stainless steel plate stretch forming, composite aluminum or composite aluminum and stainless steel bottoms, and other composite bottom pots should also be used as a reference. QB/T 1622.6-1992 Stainless Steel Utensil Composite Bottom Pot QB/T1622.6-1992 Standard download decompression password: www.bzxz.net

Light Industry Standard of the People's Republic of China
Stainless Steel Utensils III
1 Subject Content and Scope of Application
Compound Bottom Pan
QB/T 1622.6—1992www.bzxz.net
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage requirements of stainless steel compound bottom pans.
This standard applies to pans with stainless steel plate stretch forming, bottom composite aluminum or composite aluminum and stainless steel, and other compound bottom pans should also be used as a reference.
2 Reference standards
GB1404 Phenolic molding compound
GB/T3190 Chemical composition of aluminum and aluminum alloy processed products GB/T3280 Stainless steel cold-rolled steel plate
GB9684 Hygienic standard for stainless steel tableware containers Stainless steel container
QB/T 1622.11
QB/T1622.2 Stainless steel utensils
Product classification
QB/T1622.3 Stainless steel utensils
QB/T1622.4 Stainless steel utensils
QB/T1622.5 Stainless steel utensils
3 Terms, symbols, codes
Inspection rules
Marking, packaging, transportation, storage
3.1 The terms should comply with the provisions of QB/T1622.1. 3.2 Symbols and codes shall comply with the provisions of Chapter 4 of QB/T1622.2. 4 Product classification
4.1 Product varieties and types shall comply with the provisions of Articles 4.3.2.1 to 4.3.2.4 of QB/T1622.2. 4.2 Specification classification
Shall comply with the provisions of Article 4.3.2.5 of QB/T1622.2, b. The diameter of the pot body shall be used as the cousin, starting from 12cm, with a step difference of 2cm. 4.3 Product marking
4.3.1 Product marking shall comply with the provisions of Article 4.3 of QB/T1622.2. 4.3.2 Marking example
A polished double-bottomed shallow straight pot with a diameter of 20cm and a factory design serial number of 1. AS1-20QB/T1622.6
4.4 Structure
The product structure and parts names are shown in the figure below.
Approved by the Ministry of Light Industry of the People's Republic of China on November 10, 1992 and implemented on July 1, 1993
5 Technical requirements
5.1 Performance
QB/T1622.6-1992
1—Pot knob 2—Pot cover, 3—Pot handle; 4—Pot piercing, 5—Aluminum plate: 6—Stainless steel plate 5.1.1 The test of pot assembly shall comply with the provisions of Article 5.1.1 of QB/T1622.5. 5.1.2 The spot welding or riveting test shall comply with the provisions of Article 5.1.2 of QB/T1622.5. 5.1.3 The composite layer shall not crack.
5.1.4 The composite layer shall not crack after the stability test. 5.2 Hygiene requirements shall comply with the provisions of G9684 5.3 Material requirements
5.3.1 Stainless steel plates shall comply with the provisions of 1Cr18Ni9.0Cr19Ni9 in GB/T3280 or other grades with performance not lower than the above provisions.
5.3.2 Bakelite accessories shall comply with the provisions of PF2A1, PF2A, in the general (A) category of GB1404 or other materials with performance equivalent to the above provisions.
5.3.3 Lead plates shall comply with the provisions of 15 codes in GB/T3190 or other codes with performance not lower than the above regulations. 5.4 Product quality requirements
5.4.1 The inspection items, grading and quality requirements of composite layers shall comply with the provisions in the following table, and the rest shall comply with the provisions of Article 5.4.1 of QB/T1622.5.
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Surface treatment
Unqualified points
Diameter of pot body
Superior products
Not allowed
Not allowed
Not greater than 1, one place
Not less than D2-8
Clean, burr-free
Not too large than six-tenths of the bottom fillet.mms
Qualified products
Not greater than four, one place||tt| |No more than 1 place
No less than D-2r10
No more than 8/1000 of the maximum true diameter of the composite layer
5.4.2 Grade determination
QB/T1622.6-1992
Superior products: no more than two C-type unqualified items; a.
b, first-class products: no more than three C-type unqualified items; c.
Qualified products: no more than one B-type and two C-type unqualified items or four C-type unqualified items. 6 Test method
6.1 The composite layer shall not crack by visual inspection, and the result shall comply with the provisions of Article 5.1.3. 6.2 Composite layer stability test
The empty pot is heated to (200±5)°C in an oven, and immediately placed in 50°C water at (15±5)°C for 50 times. After the test, it should meet the requirements of Article 5.1.4.
6.3 The bottom hole, pinhole and diameter of the composite layer are measured with a vernier caliper and a steel ruler. The values ​​should meet the requirements of Article 5.4.1. 6.4 The bottom plane of the composite layer is processed by visual inspection and hand touch. The results should meet the requirements of Article 5.4.1. 6.5 The inner convex value of the composite layer is measured with a micrometer at the maximum circumference of the bottom of the pot on the same flat plate and a point within a diameter of 10mm around the center of the bottom. The difference should meet the requirements of Article 5.4.1. 6.6 The rest should meet the requirements of Chapter 6 of QB/T1622.5. 7 Inspection rules
It should meet the requirements of QB/T1622.3.
8 Marking, packaging, transportation and storage
Should comply with the provisions of QB/T1622.4.
Additional remarks:
This standard was proposed by the Quality Standards Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Daily Hardware Standardization Center. This standard was drafted by Shanghai Stainless Steel Utensils Factory, Guangdong Yangjiang Stainless Steel Utensils General Factory, Liaoning Fushun Stainless Steel Products Industrial Company, and Tianjin Stainless Steel Utensils Factory.
The main drafter of this standard is Zang Baixin.
This standard adopts the former Federal German standard DIN44904T4 "Stainless Steel Utensils for Electric Cookers". 365
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