January 23, 2018

Kobe Steel, Ltd.

We deeply apologize for the considerable trouble we have caused many people by the improper conduct of Kobe Steel, Ltd. and its group companies.

Due to the improper conduct of inspection data by Kobe Steel and the Kobe Steel Group, JIS certification bodies have sequentially undertaken an examination of all Kobe Steel Group locations that have received JIS certification.

Kobe Steel and the Kobe Steel Group have 20 locations that have received JIS certification.

The examination results of the certification bodies as of today are listed below. (Only the results of examinations completed at facilities are noted.)

As of January 23, 2018 Shaded sections have been added.

Iron & Steel

Company Location Certification
Body
JIS
No.
Product Results Date of
Decision
Kobe Steel, Ltd. Kakogawa Works JICQA G3101, others Rolled steels for general structure, etc. 
(7 heavy plate related JIS standard items) *1
Certification maintained Jan. 23, 2018
JICQA G3101, others Rolled steels for general structure, etc. 
(8 sheet related JIS standard items) *2
Certification maintained Jan. 23, 2018
JICQA G3101, others Rolled steels for general structure, etc. 
(6 wire rod related JIS standard items) *3
Certification maintained Jan. 23, 2018
Kobe Works JICQA G3101, others Rolled steels for general structure, etc. 
(8 wire rod & bar related JIS standard items) *4
Certification maintained Jan. 23, 2018
Kobelco Steel Tube Co., Ltd. Shimonoseki Works JICQA G3446 Stainless steel pipes for machine and structural purposes Certification maintained Dec. 12, 2017
JICQA G3459 Stainless steel pipes Certification maintained Dec. 12, 2017
JICQA G3463 Stainless steel boiler and heat exchanger tubes Certification maintained Dec. 12, 2017
Nippon Koshuha Steel Co., Ltd. Toyama Works JICQA G4303, others (4 JIS standard items of stainless steel bars and steels for machine structural use) *5
Shinko Bolt, Ltd. Head office/plant JICQA B1186 Sets of high strength hexagon bolt, hexagon nut and plain washers for friction grip joints Certification maintained Jan. 9, 2018
Shinko Wire Company, Ltd. Amagasaki Works JICQA G3536 Steel wires and strands for prestressed concrete Certification maintained Jan. 9, 2018
JICQA G3548 Zinc-coated steel wires Certification maintained Jan. 9, 2018
Onoe Works JICQA G3525, others Wire ropes, etc. (5 wire rope related JIS items) *6 Certification maintained Jan. 23, 2018
Tesac Wirerope Co., Ltd. Nishikihama Works JICQA G3525 Wire ropes Certification maintained Jan. 23, 2018
JICQA G3546 Wire ropes with profile wires Certification maintained Jan. 23, 2018
Shinko Wire Stainless Company, Ltd. JICQA G4309 Stainless steel wires Certification maintained Jan. 23, 2018
JICQA G4314 Stainless steel wires for springs Recertification Jan. 23, 2018
JICQA G4315 Stainless steel wires for cold heading and cold forging Certification maintained Jan. 23, 2018
Tesac Usha Wirerope Co., Ltd. JICQA G3525 Wire ropes Certification maintained Jan. 23, 2018

Welding

Company Location Certification
Body
JIS
No.
Product Results Date of
Decision
Kobe Steel, Ltd. Fujisawa Plant JQA Z3321 Stainless steel rods, wires and strip electrodes for welding Certification maintained Dec. 22, 2017
JQA Z3323 Stainless steel flux cored wires and rods for arc welding Certification maintained Dec. 22, 2017
Ibaraki Plant JQA Z3211 Covered electrodes for mild steel, high tensile strength steel and low temperature service steel Certification maintained Dec. 22, 2017
JQA Z3221 Stainless steel covered electrodes Certification maintained Dec. 22, 2017
JQA Z3313 Flux cored wires for gas shielded and self-shielded metal arc welding of mild steel, high strength steel and low temperature service steel Certification maintained Dec. 22, 2017
Fukuchiyama Plant JQA Z3312 Solid wires for MAG and MIG welding of mild steel, high strength steel and low temperature service steel Certification maintained Dec. 22, 2017
Saijo Plant JQA Z3211 Covered electrodes for mild steel, high tensile strength steel and low temperature service steel Certification maintained Dec. 22, 2017
Kobe Welding of Tangshan Co., Ltd. JQA Z3312 Solid wires for MAG and MIG welding of mild steel, high strength steel and low temperature service steel Certification maintained Dec. 22, 2017

Aluminum & Copper

Company Location Certification
Body
JIS
No.
Product Results Date of
Decision
Kobe Steel, Ltd. Moka Plant JQA H4000 Aluminum and aluminum alloy sheets, strips and plates Suspended Dec. 8. 2017
Aluminum & Fabrication Plant, Chofu Works JICQA H4040 Aluminum and aluminum alloy bars and wires Suspended Dec. 5, 2017
JICQA H4080 Aluminum and aluminum alloy extruded tubes and cold-drawn tubes Suspended Dec. 5, 2017
JICQA H4100 Aluminum and aluminum alloy extruded profiles Suspended Dec.5, 2017
Kobelco & Materials Copper Tube Co., Ltd. Hatano Plant JQA H3300 Copper and copper alloy seamless pipes and tubes Canceled Oct. 26, 2017
JQA H3330 Plastic covered copper tubes Canceled Nov. 15, 2017
Shinko Metal Products Co., Ltd. JQA H3300 Copper and copper alloy seamless pipes and tubes Canceled Dec. 8, 2017
Shinko Aluminum Wire Co., Ltd. JICQA H4040 Aluminium and aluminium alloy bars and wires

Notes

JICQA:
JIC Quality Assurance Ltd.
JQA:
Japan Quality Assurance Organization
*1 G3101 (Rolled steels for general structure), G3103 (Carbon steel and molybdenum alloy steel plates for boilers and pressure vessels), G3106 (Rolled steels for welded structure), G3114 (Hot-rolled atmospheric corrosion resisting steels for welded structure), G3136 (Rolled steels for building structure), G3140 (Higher yield strength steel plates for bridges), G4051 (Carbon steels for machine structural use)
*2 G3101 (Rolled steels for general structure), G3106 (Rolled steels for welded structure), G3136 (Rolled steels for building structure), G4051 (Carbon steels for machine structural use), G3131 (Hot-rolled mild steel plates, sheet and strip), G3141 (Cold-reduced carbon steel sheet and strip), G3302 (Hot-dip zinc-coated steel sheet and strip), G3312 (Prepainted hot-dip zinc-coated steel sheet and strip)
*3 G3101 (Rolled steels for general structure), G4051 (Carbon steels for machine structural use), G3502 (Piano wire rods), G3505 (Low carbon steel wire rods), G3506 (High carbon steel wire rods), G3503 (Wire rods for core wire of covered electrode)
*4 G3101 (Rolled steels for general structure), G3138 (Rolled steel bars for building structure), G4051 (Carbon steels for machine structural use), G4052 (Structural steels with specified hardenability bands), G4053 (Low-alloyed steels for machine structural use), G3112 (Steel bars for concrete reinforcement), G4801 (Spring steels), G4805 (High carbon chromium bearing steel)
*5 G4308 (Stainless steel wire rods), G4051 (Carbon steels for machine structural use), G4053 (Low-alloyed steels for machine structural use), G4303 (Stainless steel bars)
*6 G3525 (Wire ropes), G3546 (Wire ropes with profile wires), G3549 (Wire ropes for structure), G3550 (Stainless steel wire ropes for structure), G3557 (Stainless steel wire ropes for general purposes)

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