








Hammer union seals are used in the connections between flexible hoses or pipes used in the oil drilling industry. The seal provides a critical fluid tight connection within the union hardware.



Shanghai Qinuo Industry Co., Ltd was established in the year of 2013 at Shanghai Free Trade Zone, we are a professional rubber seal manufactory specialized in the Oil & Gas filed, Qinuo is a new and high-tech enterprise integrating R&D, production and sales. Since its inception, we adhering to the "Quality for Survival, Innovation Competes For Development " concept, continuous development and innovation, we won a good reputation at home and abroad, we are current using Royal Way & SHQN two brands to do the marketing in the energy industry.
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Rubber o-rings | Swivel Joint Repair Kits | Redress Kits |
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Plug valve seal kits | Plug valve soft kits | Swab cup |
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Oil saver rubber | Oil packer | Plastic thread protector |
1. Who are we?
We are based in Shanghai, China, start from 2014, sell to North America(40.00%), Western Europe(10.00%), Mid East(10.00%),
Northern Europe(10.00%), Eastern Europe(10.00%), South America(10.00%), Domestic Market(5.00%), Africa(5.00%). There are
total about 51-100 people in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. What can you buy from us?
PTFE Seals/Oil packers/O Rings/Rubber Seals/Plastic Seals/Engineering Mechanical Seal.
1: More than 20 years developing and production experience.
2: Most of goods have inventory, short lead time.
3: OEM/ODM service
4: We have a professional sales team and professional technologists.
5. What services can we provide?
Accepted Delivery Terms: FOB, CFR, CIF, EXW, FAS, CIP, FCA, CPT, DEQ, DDP, DDU, Express Delivery, DAF, DES;
Accepted Payment Currency: USD, EUR, JPY, CAD, AUD, HKD, GBP, CNY, CHF;
Accepted Payment Type: T/T, L/C, D/P D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, Escrow;
Language Spoken: English, Chinese, Spanish, Portuguese, German, Russian
Generally it is 5-10 days if the goods are in stock, or it is 15-20 days if the goods are not in stock. It is according to quantity.