Model NO.: OEM
Product Name: Stainless Steel Assembled Screw Combination Hex Head with Washers and Nut
Place of Origin: Beijing, China (Mainland)
Brand Name: Yonghao
Color: Black, White, Metallochrome
Size: All Special Screw Sizes as Per Your Request
Model: All Customized Screw Models Available
Delivery Time: 15-30 Working Days
Repeat Order: 100%
Certificate: ISO9001
Payment: T/T in Advance, Balance Before Shipment
Trademark: OEM
Transport Package: Standard
Specification: Customizable
Origin: Beijing, China (Mainland)
HS Code: 7318160000
Stainless Steel Assembled Screw Combination Hex Head with Washers and Nut



FAQ:
Q: Are you a trading company or manufacturer?
A: We are a manufacturer based in China.
Q: What is your MOQ?
A: MOQ is customizable per customer request (e.g., FLANGE DN20, MOQ 500KGS).
Q: Can you provide a sample?
A: Yes, samples are provided free of charge, but courier fees are not included.
Q: What is your payment terms?
A: Payment ≤ 5000 USD: 100% in advance. Payment ≥ 5000 USD: 50% T/T in advance, 50% balance before shipment.
Material Available | 1. Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420 | ||
2. Steel: C45 (K1045), C46 (K1046), C20, etc. | |||
3. Brass: C36000 (C26800), C37700 (HPb59), C38500 (HPb58), C27200 (CuZn37), C28000 (CuZn40), etc. | |||
4. Bronze: C51000, C52100, C54400, etc. | |||
5. Iron: 1213, 12L14, 1215, etc. | |||
6. Aluminum: Al6061, Al6063, etc. | |||
7. Carbon Steel: C1006, C1010, C1018, C1022, C1035K, C1045, 12L14, etc. | |||
8. Alloy Steel: SCM435, 10B21, C10B33, etc. | |||
Surface Treatment Available |
Zn-Plated, Ni-Plated, Passivated, Tin-Plated, Sandblast and Anodize, Polish, Electro Painting, Black Anodize, Plain, Chrome Plated, Hot Deep Galvanize (H.D.G.), etc. | ||
Heat Treatment | Tempering, Hardening, Spheroidizing, Stress Relieving. | ||
Standard | ISO, GB, DIN, JIS, ANSI, BSW, etc. | ||
Manufacturing Process | Heading → Washer → Assembly → Threading → Secondary Machining → Heat Treatment → Plating → Anti-Slip → Baking → QA Packaging → Shipping | ||
Package |
1. Plastic Bags + Carton + Pallet (Carton Size: 20cm × 20cm × 15cm). 2. Customized According to Customer Requirements. 3. Suitable for Sea and Air Shipping. |
||
Quality Warranty | Before shipping, the QC will test the products, ensuring 100% satisfaction and a 6-month warranty. | ||
After Sales Service | We will follow up on all orders and assist with any post-sale issues. |
Company Advantages
1) Technicians self-check during production
2) Engineers conduct spot checks during production
3) QC inspects after mass production is completed
4) International sales team, trained in technical know-how, conducts spot checks before shipping




Company Information:
Beijing Yong Hao Technology Co., Ltd. is a professional large-scale supplier of water and plumbing system products. Our headquarters are located in Beijing and Shijiazhuang. Our main products include PPR pipes and fittings, HDPE pipes and fittings, PVC pipes and fittings, valves, and water meters. With over 10 years of development, our company is well-known for providing high-quality products and attentive service, earning recognition from both domestic and international customers, peers, and experts. We strive to provide perfect products and services to our clients, take responsibility for the growth of our staff, and create value for society. We aim to build long-term cooperation and achieve mutual progress with customers, suppliers, and other stakeholders in a responsible manner.

FAQ:
Q: Are you a trading company or manufacturer?
A: We are a manufacturer based in China.
Q: What is your MOQ?
A: MOQ is customizable per customer request (e.g., FLANGE DN20, MOQ 500KGS).
Q: Can you provide a sample?
A: Yes, samples are provided free of charge, but courier fees are not included.
Q: What is your payment terms?
A: Payment ≤ 5000 USD: 100% in advance. Payment ≥ 5000 USD: 50% T/T in advance, 50% balance before shipment.
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