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Activities of JWES

II. Certification Activities

1.Certification of welders Classification Certification standard Numbers
Arc welding JIS Z 3801,
WES 8201
83,383
Semi-automatic welding JIS Z 3841,
WES 8241
87,057
Stainless steel welding JIS Z 3821,
WES 8221
48,492
Titanium welding JIS Z 3805,
WES 8205
738
Plastic welding JIS Z 3831,
WES 8231
731
Silver alloy brazing JIS Z 3891,
WES 8291
1,223
(as of April 2013)
2.Certification of welding coordination personnel Classification Certification standard Numbers
Senior welding engineer JIS Z 3410 /
ISO 14731,
WES 8103
1,419
Welding engineer 7,314
Associate welding engineer 24,006
Welding practitioner WES 8107 1,204
(as of March 2013)
3.Certification of robot operator for steel framed building welding Classification Certification standard Numbers
Multi-articular robot WES 8110, 8111 800
(as of February 2013)
4. Certification of micro-soldering (MS) specialists Classification Certification standard Numbers
MS engineer WES 8109 669
MS instructor 1,083
MS Process control Engineer 18
MS inspector 643
MS operator of 1st class JIS Z 3851 2,116
MS operator of 2nd class 492
(as of March 2013)
5. Certification of technical grade of corporations for non-destructive inspection and inspection personnel Technical grade of corporation Certification standard Numbers
Grade A WES 8701 17
Grade B 9
Grade C 28
Grade D 68
Inspection Companies Qualified for Architectures and Steel Frames 70
Classification of engineer Certification standard Certified numbers
Inspection coordination personnel WES 8701 495
Senior inspector 1,598
Inspector 2,042
(as of April 2013)
6. Certification of products Classification of enterprise Certification standard Certified numbers
a) Steel products
Weldable high strength steel plates WES 3001 68
Evaluation criterion of rolled steels for low temperature application WES 3003 72
Supplementary requirements High strength steel plates with low susceptibility to cold cracking WES 3009 21
(as of April 2013)
b) Certification of welding and cutting equipment
Manual blowpipes for cutting JIS B6801,
JIS B6805
51
Manual blowpipes for welding 4
Pressure regulator for welding, cutting and allied processes JIS B6803,
JIS B6805
122
(as of April 2013)
7. Certification of welders and welding procedures in accordance with law Classification Law and standard Certified numbers
Certification of welders Electric business law 1,529
(new)
7,773
(renewal)
Regulatory law of nuclear reactors and radioactive wastes 178
Certification of welding procedures Electric business law 208
Regulatory law of nuclear reactors and radioactive wastes 60
(as of February 2013)
Certification of suitability of new welding technology Electric business law 1
(as of February 2012)
8. Certification of international welding engineers Classification Diploma earned engineers
IWE(International Welding Engineer) 979
IWT(International Welding Technologist) 423
IWS(International Welding Specialist) 596
IWP(International Welding Practitioner) 316
IWIP(International Welding Inspection Personnel) 128
(as of March 2013)