NY/T 1547-2007 Electric welders on fishing vessels NY/T1547-2007 standard download decompression password: www.bzxz.net
This standard specifies the occupational terms and definitions, basic occupational requirements and work requirements of electric welders on fishing vessels. This standard applies to the occupational skill appraisal of electric welders on fishing vessels.

ICS 03.100.30
Agricultural Industry Standard of the People's Republic of China
NY/T 1547—2007
Electric welders on fishing vessels
Issued on 18 December 2007
Implemented on 1 March 2008
Ministry of Agriculture of the People's Republic of China
This standard is proposed and approved by the Personnel and Labor Department of the Ministry of Agriculture. Drafting unit of this standard: Fishery Vessel Inspection Bureau of the People's Republic of China: Main drafters of this standard: Yang Hesong, Yang Wei, Chen Haiming, Luo Fuxiao, Jiang Pengle, Xiang Dongkai. NY/r1547—2007
1 Scope
Electric welders on fishing vessels
This standard specifies the definition of the occupational skills, basic occupational requirements and working requirements of welders on fishing vessels. This standard applies to the occupational skills appraisal of welding personnel on fishing vessels. 2 Terms and definitions
The following terms and definitions apply to this standard. 2.1 Ship welder
A person engaged in welding work in the manufacture or repair of fishing vessels. 3 Occupational overview
3.1 Occupational level
NX/T 1547—2007
Based on the current status of special workers in fishing vessel repair enterprises, this occupation is temporarily set up with three levels, namely: fishing vessel first-level welder (national professional qualification level 4), fishing vessel second-level welder (national professional qualification level 3), fishing vessel first-level welder (national professional qualification level 2).
3.2 Occupational environment
Indoors and outdoors and inside and outside of fishing vessels, normal temperature, no life-threatening hazards. 3.3 Occupational ability characteristics
Have certain visual ability; be flexible in arms and legs, and coordinate movements. 3.4 Basic educational level
Graduate from junior high school or equivalent educational level.
3.5 Training requirements
3.5.1 Training period
For fishing vessel welders, the first-level welder shall not be less than 96 hours; for fishing vessel welders, the second-level welder shall not be less than 88 hours; for fishing vessel welders, the third-level welder shall not be less than 56 hours.
3.5.2 Training teachers
Theoretical part: The teachers of the theoretical part of the training shall have extensive experience in welding teaching, and shall have clear speech and good language expression ability. The teachers who train fishing vessel welders of the first level shall have a college degree or above and intermediate professional and technical qualifications; the teachers who train fishing vessel welders of the second level shall have a college degree or above and intermediate and above professional and technical qualifications; the teachers who train fishing vessel welders of the third level shall have a bachelor's degree or above and senior and above professional and technical qualifications. Practical operation part: Teachers who train Grade 1 welders for fishing vessels shall have 5 years of practical operation experience in this profession and have obtained Grade 3 welder qualification for more than 3 years; teachers who train Grade 2 welders for fishing vessels shall have 7 years of practical operation experience in this profession and have obtained Grade 3 welder qualification for more than 5 years; teachers who train Grade 3 welders for fishing vessels shall have 10 years of practical operation experience in this profession and have obtained Grade 3 welder qualification for more than 10 years (or have obtained Grade 1 national professional qualification). For training teachers who meet the above conditions, the administrative department will issue a letter of appointment of the corresponding level to confirm their qualifications and years of service: 3.5.3 Training venues and equipment
Classrooms that meet teaching needs and actual operation places with necessary connection equipment. 3.6 Appraisal requirements
NY/T 1547 2007
3.6.1 Applicable objects
People who are engaged in or are about to engage in this occupation and are 18 years old or above. 3.6.2 Application conditions
3.6.2.1 Fishing vessel first-level welder (should meet the following conditions 1) Have primary school education or above, and have worked in this occupation for more than 1 year 2) Able to master positioning operation skills.
3.6.2.2 Fishing vessel second-level welder (should meet the following conditions) 1) After obtaining the first-level welder of fishing vessels "Professional Qualification Certificate", and have worked in this occupation for more than 3 years 2) Graduated from a technical school with a welding major, and have worked in this occupation for more than [years: 3.6, 2.3 Fishing vessel third-level welder (should meet the following conditions) (Meet the following conditions) After obtaining the "Second Class Electric Welder Professional Qualification Certificate for Fishing Vessels", he must have worked in this profession for more than 3 consecutive years. 3.6.3 Identification method
It is divided into two parts: theoretical knowledge test and skill operation test. The theoretical knowledge test adopts a closed-book written test method: the skill operation test adopts an on-site actual operation method. Both the theoretical knowledge test and the skill operation test adopt a 100-point system, and the score is 60 points or above to pass. 3.6.4 Ratio of examiners to candidates
The ratio of examiners to candidates for the theoretical knowledge test is 1:20, and there are no less than 2 examiners in each examination room: the ratio of examiners to candidates for the skill operation test is 1:10, and there are no less than 2 examiners in each examination room: the comprehensive evaluation personnel shall not exceed 3 people. 3. 6.5 Appraisal time
The time for the theoretical knowledge test of each level is 120 minutes, and the time for the skill operation test depends on the test items, but shall not be less than 90 minutes. 3.6.6 Appraisal location and equipment
The theoretical knowledge test is conducted in the teaching plan; the skill operation test is conducted in the actual operation site with necessary access equipment. 4 Basic requirements
4.1 Professional ethics
4.1.1 Basic knowledge of professional ethics
The supervisor who is in charge of working in a relatively dangerous environment should stick to his post and carefully observe the operator's operation and the surrounding environment; once something happens, he should rescue the operator as soon as possible,
4.1.2 Professional code
Observe the law, love the job, abide by the regulations, work in unity and cooperation, work safely, and pay attention to environmental protection 4.2 Basic knowledge
4.2.1 Professional knowledge
1) Basic knowledge of ships,
2) Basic knowledge of marine steel.
3) Basic welding knowledge.
4.2.2 Legal knowledge
1) Industry law.
2) Product quality law.
Fishing vessel inspection regulations.
4.2.3 Safety and environmental protection knowledge
1) Safety operation and labor protection knowledge:
Fire safety knowledge.
3) Environmental protection knowledge.
5 Work requirements
NY/T 1547 2007
This standard sets out the skill requirements for level 1, level 2 and level 3 welders on fishing vessels in a progressive manner, with higher levels covering the requirements of lower levels. 5.1 Theoretical knowledge requirements
Level 1 welder on fishing vessels (national professional qualification level 4) Work content
Preparation for welding
Coal welding materials
Welding equipment
Production safety and
Labor protection inspection
Arc welding
Metal cutting
Shipbuilding materials| |tt||Seam quality inspection
Skill requirements
Be able to prepare the glass mouth and tack welding according to the drawing requirements
Be able to correctly select and use embedded steel welding rods
7. Understand the classification of electric welding machines
2. Be familiar with and correctly select manual electric arc welding machines 1. Know the safe operation knowledge of electric arc welding 2. Use personal labor protection products correctly
1. Be able to correctly select manual arc welding process parameters 2. Be able to perform flat welding of carbon steel plate structures or water P Rotating pipe can be used for general welding
3. Can operate gravity welding equipment for incandescent welding
4. Can perform buried fox welding
Can perform gas cutting of low carbon and low alloy steel
Can perform welding of inclined flat welding positions of general strength body structure
1. Can check the appearance size of weld
2. Can check the weld surface defects
Second-level electric welder for fishing vessels [National Vocational Qualification Level 3]: Work content
Welding parts||tt ||Connecting materials
Welding equipment
Skill requirements
Able to assemble and reversely position horizontal, vertical and horizontal parts
1. Correctly select and use flux, furnace wire and shielding gas
2. Correctly select and use low-alloy steel electrodes and stainless steel electrodes
1. Correctly select welding equipment
Master the use, maintenance and troubleshooting of manual arc welding machines
Related knowledge
2. Connect the joints! Bevel type
2. Welding symbol and welding seam marking method
3. Fixed welding
1. Welding rod composition and function
2. Welding rod classification, model and brand
3. Selection principle and storage method of carbon steel welding rod 1. Welding machine classification and model compilation
2. AC and DC arc welding machine
1. Welding production safety measures
2. Welding labor protection
1. Manual arc welding standard selection
2. Motor ignition and rod transport method
3. Flat welding position cover key points
1.Knowledge of low-carbon boiler plate structure flat welding 5. General welding of horizontal rotation 6. Gravity welding knowledge 7. Identification of submerged arc welding knowledge 1: Weldability of materials 2. General strength hull structure welding 1. Welding engine defects and preventive measures 2. Appearance inspection method of welding quality Related knowledge Preheating of solder 1. Incandescent wire and flux 2. Welding gas dependence 3. Alloy steel and stainless steel electrode 1. Identification of submerged arc welding machine, gas driven coal machine, CO, gas shielded welding machine 2. Manual arc welding machine use, maintenance and common fault elimination 3 NY/T 15472007
Work content
Arc welding process
Carbon gouging
Shipbuilding materials
This type of hull
Structural welding
Welding stress
And deformation
Quality inspection
Skill requirements
Table (continued)
1. Able to perform vertical welding and horizontal welding of low carbon steel plate structure or select single and double-sided forming of horizontal, vertical and fixed pipes
2. Able to perform single-sided welding of C gas shielded coal and argon welding
Able to use carbon arc gas welding to cut and cut metals: Able to perform welding of high-strength structural steel, steel parts, marine boilers and non-welding
1. Able to perform integral Welding of hull structures built in sections
2. Able to carry out welding of hull attachments and components 1. Understand the mechanism of welding stress and deformation
2. Be familiar with measures to reduce welding stress
3. Know how to reduce and correct welding deformation 1. Understand the analysis of welding defects of hull structural steel and the actual causes and repair of welding defects
Related knowledge
1. Knowledge of vertical and horizontal welding of low-embedded plate structures 2. Knowledge of single-sided welding and double-sided forming of flat and fixed pipes 3. Knowledge of (C gas shielded welding and periodic welding knowledge of phosphorus arc gouging
1. Welding of high-strength hull structural steel
2. Welding of castings
3. Welding of shipbuilding steel
Welding of stainless steel
1. Preparation of welding procedures
Inspection and welding of hull structures built in sections 3. Welding of hull accessories and mountings
1. The mechanism of welding stress and elastic deformation 2. Measures to prevent and reduce effective welding stress
3 Prevention and correction of welding deformation
1. Structural welding defects and repair of welding defects 2. Ability to understand the determination of welding quality inspection based on the results of mechanical properties test, tightness test, and non-destructive testing
Job content of third-level electric welder for fishing vessels (second-level national professional qualification)
Welding Parts preparation
Welding materials
Welding equipmentbzxZ.net
Arc welding
Forging materials
Seam quality
Skill requirements
Can assemble and position all-position parts and prepare grooves of iron and non-ferrous metal workpieces
Can correctly select and use welding rods, welding wires and fluxes for castings and non-ferrous metals
Can maintain and troubleshoot common problems of submerged arc welding machines, arc welding machines and frequency welding machines
1. Can perform all-position welding of plate structures or perform all-position welding
2. Able to perform repair of large welds on the berth
3. Able to perform welding of test pieces for welding process test 1. Able to perform reverse welding of boilers and pressure vessels 2. Able to perform welding of ferrous and non-ferrous metals 1. Able to analyze the causes of welding failures of ferrous and non-ferrous metals and repair welding defects
2. Able to analyze the defects of boilers and pressure vessels and the causes of welding defects and repair welding defects
3. Able to correctly understand the results of mechanical properties test, tightness test and non-destructive testing to evaluate the welding quality
4. Perform water test and permeability test 2. Understand the relevant knowledge of mechanical test, tightness test and non-thermal flaw detection
Knowledge of preparation for welding of cast iron and non-ferrous metal parts 1. Selection of cast iron incandescent rod, incandescent wire and welding powder 2. Selection of non-ferrous metal welding rod and welding wire
Knowledge of maintenance and troubleshooting of submerged arc welding machines, arc welding machines and oxygen welding machines
1. Knowledge of full-position welding of nuclear structures
2. Knowledge of pipe in-position welding
3. Requirements for welding of shipyard joints
4. Knowledge of mechanical properties of welding parts
1. Knowledge of boilers and pressure vessels
2. 3. Nonferrous metal welding
2. Welding defects of cast and nonferrous metal base
2. Boiler and pressure vessel welding
3. Knowledge about weld tightness test, primary performance test and non-destructive inspection
6 Specific gravity table
Theoretical knowledge
6.2 Skill operation
Professional ethics
Basic knowledge
Preparation
Joining technology
Welding equipment
4 Production safety and labor protection inspection
Core welding process || tt||Metal cutting
Welding of shipbuilding materials
Typical hull structure welding process
Welding stress and deformation
Joint quality inspection
Parts preparation
Welding materials
Welding equipment
Production safety and labor protection inspection
Medium arc welding technology
Metal cutting
Shipbuilding materials welding
Typical disassembly structure welding process
Joint stress and deformation
Welding quality inspection
Fishing vessel
Electric welding!
Zhejiang Industry and Shipping
First Class Electric Welder
Fishing Vessel
Second Class Electric Welder
Fishing Vessel
First Class Electric Welder
NY/T 1547--2007
Fishing Vessel
Third Class Electric Welder 1
Fishing Vessel
Third Class Electric WelderCan understand the determination of welding quality inspection based on the results of mechanical property test, tightness test and non-destructive testing
Fishing vessel level 3 electric welder (national professional qualification level 2 job content
Welding parts preparation
Coal welding materials
Welding equipment
Arc welding
Making materials
Seam quality
Skill requirements
Can assemble and position all-position parts and prepare grooves of non-ferrous metal workpieces
Can correctly select and use welding rods, welding wires and fluxes for non-ferrous metals
Can perform maintenance and common troubleshooting of submerged arc welding machines, welding machines and frequency welding machines
1. Can perform single-position welding of plate structures or perform full-position welding|| tt||2. Able to perform the repair of large welds on the berth
3. Able to perform the welding of test pieces for welding process test 1. Able to perform reverse welding of boilers and pressure vessels 2. Able to perform welding of cast iron and non-ferrous metals 1. Able to analyze the causes of welding failures and repair of welding defects of cast iron and non-ferrous metals
2. Able to analyze the defects and causes of welding defects of boilers and pressure vessels and repair them
3. Able to correctly understand the evaluation of welding quality based on the results of mechanical property test, tightness test and non-destructive testing
4. Perform water test and permeation test 2. Understand the relevant knowledge of mechanical test, tightness test and non-destructive testing
Preparation knowledge of cast iron and non-ferrous metal welding parts 1. Selection of cast iron induction rod, induction wire and welding powder 2. Non-ferrous metal welding Selection of welding rods and wires
Maintenance and troubleshooting knowledge of submerged arc welding machines, arc welding machines and oxygen welding machines
1. Knowledge of all-position welding of nuclear structures
2. Knowledge of pipe welding
3. Requirements for welding of shipyard joints
4. Knowledge of mechanical properties of welding parts
1. Knowledge of boilers and pressure vessels
2. Welding of steel pipes
3. Non-ferrous metal welding
2. Welding defects of non-ferrous metal castings and non-ferrous metal bases
2. Connection of boilers and pressure vessels
3. Knowledge of weld tightness test, performance test and non-destructive inspection
6. Density table
Theoretical knowledge
6.2 Skill operation
Professional ethics||t t||Basic knowledge
Preparation
Welding materials
Welding equipment
Production safety and labor protection inspection
Core welding process
Metal cutting
Welding of shipbuilding materials
Typical hull structure welding process
Welding stress and deformation
Welding quality inspection
Parts preparation
Welding materials
Welding equipment
Production safety and labor protection inspection
Medium arc welding technology
Metal cutting
Shipbuilding materials welding
Typical disassembly structure welding process
Welding stress and deformation
Welding quality inspection
Fishing vessel
Electric welding!
Zhejiang Industry and Shipping
First Class Electric Welder
Fishing Vessel
Second Class Electric Welder
Fishing Vessel
First Class Electric Welder
NY/T 1547--2007
Fishing Vessel
Third Class Electric Welder 1
Fishing Vessel
Third Class Electric WelderCan understand the determination of welding quality inspection based on the results of mechanical property test, tightness test and non-destructive testing
Fishing vessel level 3 electric welder (national professional qualification level 2 job content
Welding parts preparation
Coal welding materials
Welding equipment
Arc welding
Making materials
Seam quality
Skill requirements
Can assemble and position all-position parts and prepare grooves of non-ferrous metal workpieces
Can correctly select and use welding rods, welding wires and fluxes for non-ferrous metals
Can perform maintenance and common troubleshooting of submerged arc welding machines, welding machines and frequency welding machines
1. Can perform single-position welding of plate structures or perform full-position welding|| tt||2. Able to perform the repair of large welds on the berth
3. Able to perform the welding of test pieces for welding process test 1. Able to perform reverse welding of boilers and pressure vessels 2. Able to perform welding of cast iron and non-ferrous metals 1. Able to analyze the causes of welding failures and repair of welding defects of cast iron and non-ferrous metals
2. Able to analyze the defects and causes of welding defects of boilers and pressure vessels and repair them
3. Able to correctly understand the evaluation of welding quality based on the results of mechanical property test, tightness test and non-destructive testing
4. Perform water test and permeation test 2. Understand the relevant knowledge of mechanical test, tightness test and non-destructive testing
Preparation knowledge of cast iron and non-ferrous metal welding parts 1. Selection of cast iron induction rod, induction wire and welding powder 2. Non-ferrous metal welding Selection of welding rods and wires
Maintenance and troubleshooting knowledge of submerged arc welding machines, arc welding machines and oxygen welding machines
1. Knowledge of all-position welding of nuclear structures
2. Knowledge of pipe welding
3. Requirements for welding of shipyard joints
4. Knowledge of mechanical properties of welding parts
1. Knowledge of boilers and pressure vessels
2. Welding of steel pipes
3. Non-ferrous metal welding
2. Welding defects of non-ferrous metal castings and non-ferrous metal bases
2. Connection of boilers and pressure vessels
3. Knowledge of weld tightness test, performance test and non-destructive inspection
6. Density table
Theoretical knowledge
6.2 Skill operation
Professional ethics||t t||Basic knowledge
Preparation
Welding materials
Welding equipment
Production safety and labor protection inspection
Core welding process
Metal cutting
Welding of shipbuilding materials
Typical hull structure welding process
Welding stress and deformation
Welding quality inspection
Parts preparation
Welding materials
Welding equipment
Production safety and labor protection inspection
Medium arc welding technology
Metal cutting
Shipbuilding materials welding
Typical disassembly structure welding process
Welding stress and deformation
Welding quality inspection
Fishing vessel
Electric welding!
Zhejiang Industry and Shipping
First Class Electric Welder
Fishing Vessel
Second Class Electric Welder
Fishing Vessel
First Class Electric Welder
NY/T 1547--2007
Fishing Vessel
Third Class Electric Welder 1
Fishing Vessel
Third Class Electric Welder
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