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- Place of Origin
- Payment Terms
- Production method
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YOUN HAP FASTENERS CO.,LTD.
- Country / Year Established
- South Korea /
- Business type
- Verified Certificate
|Product name||Bolts Nuts||Certification||-|
|Brand name||-||Unit Weigh||-|
|Supply type||-||HS code||-|
BOLT & NUT
Main Products Items :
- HEAD TYPE BOLTS : HEX, HEAVY HEX, ROUND HEAD T-HEAD, WRENCH, EYE, HINGE Etc
- STUD TYPE BOLTS : FULL THREAD ( 600mm, 1,000mm, 2000mm, 3000mm), DOUBLE END THREAD, BODY BOUND. Etc
- NUTS : HEX, HEAVY HEX, FLANGE, EYE, ROUND.
- WASHERS : PLAIN, PLATE, TAPER, SQUARE, SPRING, LOCK
Raw Materials of Main Products
- CARBON STEEL : S10C ~ S45C
- ALLOY STEEL : SCM, SNB, B7, L7, B16, SNCM
- STAINLESS : 304, 316, 310, 304L, 317L, 321, 347, 410, A2, A4, B8, B8M, 8, 8M, B8C, B8T B8 class2, B8M class2
- MONEL : 400, K-500
- SUPER ALLOY : TITANIUM, INCONEL, NICKEL, ZIRCONIUM, INCOLOY, DUPLEX, HASTELLOY, CARPENTER Etc
Production Size Range
- Forged : M10 ~ M64 (1/4" ~ 2-1/2)
- Thread : M6 ~ M100 (1/4" ~ 4")
- 1. Applicable ASTM Standards
- A36 Structural Steel
- A193 Alloy Steel and Stainless Steel Bolting Materials for High Temperature Service.
Grade : B6, B7, B7M, B16, B8, B8cl-2, B8M, B8Mcl-2, B8T
- A194 Carbon and Alloy Steel Nuts for Bolts for High Pressure and High Temperature Service.
Grade : 1, 2, 2H, 2HM, 7, 7M, 8, 8M, 8MA, 8T
- A307 Carbon Steel Externally Threaded Standard Fasteners.
Grade : A, B
- A320 Alloy Steel Bolting Materials for Low-Temperature Service.
Grade : L7, L7M, 8, 8M, 8MA,8T, B8, B8M, B8T
- A325 (M) High-Strength Bolts for Structural Steel Joints. (Metric)
Type : 1, 3 ( B, C)
- A354 Quenched Tempered Steel Bolts, Studs and Other Externally Threaded Fasteners.
Grade : BC, BD
- A449 Quenched Tempered Steel Bolts.
Grade : 1, 2
- A490 (M)Heat-Treated Steel Structural Bolts. (Metric)
Type : 1, 2, 3
- A563 Carbon and Alloy Steel Nuts.
Grade : A, C, DH
- A563M Carbon and Alloy Steel Nuts. (Metric)
Grade : 5.9, 8S, 10, 10S, 12
- A574 (M) Alloy Steel Socket-Head Cap Screws. (Metric)
Grade : A, C, DH
- B127 Ni-Cu Alloy (UNS04400)
Grade : MONEL400, K-500
- F436 Hardened Steel Washers.
- F844 Steel Plain(Flat) Unhardened Washers.
2. Applicable ANSI Standards
- ANSI B. 1. 1 : Unified Inch Screw Threads. (UN and UNR Thread)
- ANSI B.18. 2. 1 : Square and Hex Bolts and Screws.
- ANSI B.18. 2 . 2 : Square and Hex Nuts.
- ANSI B.18. 2. 4 : Metric Heavy Hex Nuts.
- ANSI B.18. 3. : Socket Cap, Shoulder and Set Screws-Inch Series.
- ANSI B.18. 6. 3 : Machine Screws and Machine Screw Nuts.
- ANSI B.18. 15. : Forged Eye Bolts.
- ANSI B.18. 21. 1 : Lock Washers.
- ANSI B.18. 22. 1 : Plain Washers.
|Payment Options||Negotiable||Shipping time||Negotiable|
- LEE, CHULL
- 192-22, Jinae-dong, Gimhae-si, Gyeongsangnam-do, 621-220, Korea
- Product Category
- Other Minerals & Metallurgy Products
- No. of Total Employees
- Company introduction
Since its foundation in 1992, Younhap Fasteners Co., Ltd. has grown up as specialized in producing the bolts, nuts and washers with the support of customers and the efforts of our devoted employees overcoming difficulties and hardships at the end 20th century.
We always provide the best to meet our customer's expectations and needs.
We work hard to achieve no defects in quality with quality assurance in all process of manufacturing bolts, nuts and washers from material control and inspection of final products. (Approved ISO 9001:2000 Quality System by HSB)
The company employes 35 employees included some people of high-skilled engineers and 3 quality assurance staff. Our total annual sales are US$5,300,000, about 23% of which comes form our exported products.
From now on, we will put spurs to the development of the new products, furthermore, we will make great efforts to provide technology to our national advanced construction.
We would like to express our sincere appreciation to our customers for continuing support and encouragement to Younhap.
- Main Product